Are Unique Pump Systems OEM manufacturers or just traders?

Unique Pump Systems are genuine lobe pump manufacturers with our own factory and design office in Mumbai, India. We are not resellers or distributors. Every pump is manufactured and tested at our facility before dispatch.

Can you supply a VFD trolley-mounted lobe pump unit?

Yes. Unique Pump Systems specializes in mobile rotary lobe pump units with diesel or electric drives, including VFD-controlled trolley-mounted configurations for sludge dewatering and emergency transfer applications.

Do you supply lobe pumps to the pharmaceutical industry?

Absolutely. Our AISI 316 stainless steel construction and crevice-free pump chamber design meet strict GMP (Good Manufacturing Practice) standards, making our rotary lobe pumps ideal for pharmaceutical syrups, ointments, and active ingredient transfer.

What fluids can a rotary lobe pump handle?

Rotary lobe pumps handle a wide range of fluids including dairy products (cream, yoghurt, ice cream mix), food-grade oils, chocolate, syrups, pharmaceutical liquids, cosmetic creams and lotions, paints, varnishes, resins, wastewater sludge, and chemical solutions.

How do I select the right lobe pump model for my application?

Key selection parameters are: required flow rate in LPM, fluid viscosity at operating temperature, maximum discharge pressure, fluid temperature range, and fluid chemical properties. Contact our application engineers with these details and we will recommend the correct Alfa Series model within 24 hours.

Lobe Pump (Rotary Lobe Pump) Manufacturer & Suppliers

Lobe Pump - UAL & Alfa Series

UNIQUE PUMP SYSTEMS®

Made in India 30+ Years OEM Exported Globally ISO Certified

Model	Alfa Series (UAL-100 to UAL-1200 including Standard & Overhung variants)
Material	AISI 316 Stainless Steel (Pump Head) · Cast Iron (Gear Case) · Rulon / Teflon Bushings · Food-Grade Rubber Rotors Available
Specification	Up to 2000 LPM AISI 316 SS Construction Hardened Timing Gears Leak-Proof Design CIP / COP Capable Food & Pharma Grade

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Industrial grade · 2 year warranty

Unique Pump Systems Rotary Lobe Pump - Model 1

Unique Pump Systems Rotary Lobe Pump - Model 2

Unique Pump Systems Rotary Lobe Pump - Model 3

Unique Pump Systems Rotary Lobe Pump - Model 4

Unique Pump Systems Rotary Lobe Pump - Model 5

Unique Pump Systems Rotary Lobe Pump - Model 6

Unique Pump Systems Rotary Lobe Pump - Model 7

Unique Pump Systems Rotary Lobe Pump - Model 8

Unique Pump Systems Rotary Lobe Pump - Model 9

Unique Pump Systems Rotary Lobe Pump - Model 10

Unique Pump Systems Rotary Lobe Pump - Model 11

Unique Pump Systems Rotary Lobe Pump - Model 12

Unique Pump Systems Rotary Lobe Pump - Model 13

Unique Pump Systems Rotary Lobe Pump - Model 14

Unique Pump Systems Alfa Series — Rotary Lobe Pump Range

India's Trusted Rotary Lobe Pump Manufacturer Since 1988

Unique Pump Systems stands apart in the crowded market of lobe pump manufacturers in India. Unlike generic suppliers, we design every rotary lobe pump for specific process needs — whether you are pumping abrasive chemicals, shear-sensitive cosmetics, or food-grade dairy.

Our lobe type pump design eliminates metal-to-metal contact in the pumping chamber, ensuring zero contamination and minimal wear. We combine precision-machined timing gears with Indian manufacturing expertise to deliver a pump that offers the lowest total cost of ownership in the industry.

No Internal Bearings

Product purity is guaranteed at all times.

24/7 Support

Pan-India service and application engineering network.

Custom Ports

Flanged or threaded to suit your existing piping.

📄 Talk to an Application Engineer

What is a Lobe Pump?

A lobe pump is a type of positive displacement (PD) pump that transfers fluid using two or more lobed rotors rotating inside a pump casing. Unlike gear pumps, the rotors in a rotary lobe pump never come into direct contact with each other — they are synchronised by external timing gears located in a separate gear case. This fundamental design feature makes lobe pumps the preferred choice for applications requiring hygienic, gentle, and contamination-free fluid handling.

The lobe type pump creates sealed chambers between the rotors and casing as they rotate. Fluid is trapped in these chambers at the inlet and positively displaced to the outlet with every rotation — delivering a smooth, metered, near-pulsation-free flow. The absence of metal-to-metal contact in the pumping zone means the pump can handle shear-sensitive, particulate-laden, and viscous fluids without degradation.

How Does a Rotary Lobe Pump Work?

Understanding the working principle of a rotary lobe pump helps you appreciate why it is the correct choice for hygienic and gentle fluid transfer. Here is a step-by-step breakdown of the operating cycle:

Rotary Lobe Pump diagram showing fluid flow and working principle

Schematic diagram of a rotary lobe pump showing fluid path and rotor synchronisation

1

Fluid Enters at the Inlet

As the lobes rotate outward and away from each other at the inlet, expanding cavities create a low-pressure zone. Fluid is drawn in smoothly from the suction port without turbulence or agitation.

2

Fluid is Trapped and Carried

Each lobe pocket traps a precise volume of fluid between the rotor and the casing wall. This trapped volume is then carried around the outer circumference from the inlet toward the outlet — gently and without shear.

3

Fluid is Discharged Under Pressure

At the outlet, the lobes rotate back toward each other, reducing the volume of the fluid pocket and forcing the fluid out through the discharge port at controlled, consistent pressure.

4

Timing Gears Maintain Rotor Synchronisation

External timing gears in the separate gear case keep both rotors precisely synchronised at all times — maintaining the critical clearance between them without any contact. This is what makes the lobe pump hygienic and gentle on the product.

Technical Specifications — Alfa Series Lobe Pump Performance Data

Our Alfa Series rotary lobe pumps are available in low, medium, and high-pressure configurations to match the full spectrum of industrial and hygienic applications. Below is the complete performance range from Unique Pump Systems:

Series / Model	Port Size	Max Pressure	Max Speed (RPM)	Capacity (LPM)	Best Suited For
UAL-100	1"	7 kg/cm²	960	Up to 100	Oils, Syrups, Chemicals
UAL-200	2"	7 kg/cm²	720	Up to 300	Dairy, Cream, Beverages
UAL-400	4"	5 kg/cm²	600	Up to 750	Tomato Paste, Sludge, Viscous Fluids
UAL-600	6"	3 kg/cm²	400	Up to 1000	Effluent, High Solid Content
UAL-1200	12"	3 kg/cm²	200	Up to 2000	Industrial Bulk Transfer

Pressure Configuration Options

Unique Pump Systems manufactures the Alfa Series in three pressure variants to match your specific operating requirements:

Standard Models

Low-pressure configuration engineered specifically for delicate food-grade and dairy applications where gentle handling and product integrity are the priority.

Teflon Bearing Models

Medium-pressure variant with Teflon/Rulon bushings for chemical solvents, cleaning agents, and applications where standard bearing materials are incompatible with the fluid.

Overhung Bearing Models

High-pressure configuration for viscous oils, industrial resins, and heavy-duty continuous transfer where maximum mechanical robustness under pressure loading is required.

For full performance data tables with specific model-wise flow curves, please download our technical brochure or contact our application engineers.

Engineering Deep Dive — Key Design Features of Unique Rotary Lobe Pumps

While other lobe pump manufacturers focus only on flow rate, Unique Pump Systems focuses on the entire lifecycle of your pump. Here are the design features that set our Alfa Series apart:

True Leak-Proof Hygienic Design

A generous physical distance between the pump head and gear case prevents gear oil from ever migrating into your product. For pharmaceutical and food-grade applications, this eliminates the risk of costly batch rejection and compliance failure.

Hardened Gears for Heavy-Duty Operation

Precision-machined, hardened timing gears ensure that even under 24/7 continuous full-load operation, rotor synchronisation is maintained without slipping or jamming — extending the operational life of your investment.

Easy Maintenance — CIP Capable

Tool-free front cover access to rotors without disconnecting pipework. Fully CIP (Clean-in-Place) and COP (Clean-out-of-Place) capable, making it the ideal choice for dairy, beverage, and pharmaceutical production lines.

No Shear, No Aeration

Unlike centrifugal pumps, the positive displacement lobe pump provides a gentle rolling action. It handles whole curds, cherry tomatoes, polymer gels, and intact fruit pieces without mechanical degradation or quality loss.

Cartridge Maintenance Design

Shafts, gears, and bearings are engineered to be removed as a single cartridge assembly — reducing maintenance downtime by up to 60% compared to conventional designs that require full disassembly.

Reversible Flow Direction

Flow direction can be reversed simply by reversing motor rotation — without any internal modifications. This provides exceptional operational flexibility for filling, dosing, and CIP return-flow applications.

Silent Features — What Makes the Unique Lobe Pump Different

Unique Pump Systems are designed for high mechanical efficiency — meaning less energy consumption, lower operating cost, smaller motors, and lower drive costs. Rotor shafts are sealed by hygienic mechanical seals or by packed glands selected for the duty conditions. A generous distance separating the pump head from the gear case eliminates any risk of cross-contamination.

Positive, uninterrupted displacement by specially designed rotors creates a steady, gentle pumping action that does not shear, agitate, or aerate the product — protecting the integrity of sensitive materials throughout the entire transfer process.

The easy-clean pump head is ideal for in-place cleaning or can be rapidly stripped for manual cleaning without disconnecting the pipework. Ports are threaded or flanged to suit customer requirements. Pumping chambers are constructed without pockets or crevices that could harbour bacteria or contaminants. There are no internal bearings in the pump head. Solid stainless steel AISI 316 quality pump head, rotors, and shafts. Robust cast iron gear case enclosing oil-lubricated rolling bearings and precision timing gears.

Rotary Lobe Pump

Applications — Where Our Rotary Lobe Pump Excels

Unique Pump Systems are not merely lobe pump suppliers — we are solution providers. Our Alfa Series lobe pumps are field-proven across the widest range of industrial and hygienic fluid transfer applications in India:

Chemical Industry

✓ Paints, varnishes, and lacquers
✓ Resins, hardeners, and catalysts
✓ Plasticizers and glycerine
✓ Pigments and colorings
✓ Emulsions (water/oil and wax/soap)

Food & Dairy Industry

✓ Ice cream mix, condensed milk, cream
✓ Yoghurt, curd, paneer whey
✓ Chocolate, caramel, honey
✓ Tomato concentrate, ketchup, sauces
✓ Fruit juice, beer wort, liquid sugar

Cosmetics & Pharmaceuticals

✓ Shampoo, lotions, creams, gels
✓ Toothpaste, ointments, and syrups
✓ Liquid pharmaceutical products
✓ Active ingredients and additives
✓ Aroma extracts and emulsions

Wastewater & Industrial

✓ Wastewater and effluent sludge
✓ Polymer and chemical feed
✓ Soap, surfactants, caustics
✓ Fatty acids and soap lye
✓ VFD trolley-mounted configurations available

Viscosity Range: Up to 1,000,000 cP | Temperature Range: Up to 150°C+ | Features: CIP Capable, Shear-Sensitive Handling, FDA-Compliant Options

Manufactured Products and Processes — Complete Application Reference

Our rotary lobe pumps are trusted across the following product categories and manufacturing processes in India:

Daily Products

Beverages and wines
Cakes and baked goods
Fruit and vegetable
Meat and fish
Sugar and starches
Oils and fats
Condiments and dressings

Dairy Processes

Milk and cream
Stirred yoghurts
Fresh and condensed cream
Ice cream mix
Melted cheese
Fermented agents
Dessert cream

Paints and Coatings

Water-based paints
Lacquers and varnishes
Pigments and plasticizers
Acrylic adhesives
Resins and hardeners
Inks and glycerine
Wax and emulsions

Soap and Detergents

Soap and surfactants
Soda lye and additives
Glycerine and enzymes
Caustics and brine
Niger bleaches
Fatty acids
Deionised water

Positive Benefits — Why Leading Engineers Choose Our Lobe Type Pump

Compact and Flexible Construction

Compact construction reduces weight and installation footprint
Pump head dismantles without pipeline disconnection for rapid service
Reversible flow direction without any internal modification
No contact between moving parts in the pumping product area
Rectangular and enlarged inlet ports available for high-viscosity and suspended-solid products

Hygienic Construction

AISI 316 stainless steel for all liquid contact parts
Pump and gear housing fully separated — zero risk of oil mixing with product
Pump head constructed for inline CIP/COP cleaning
Mirror-finish internals with no pockets or crevices to harbour bacteria
Food-quality rubber-covered rotors available for hygienic applications

Low Maintenance Cost

High-capacity roller bearings for extended service intervals
Easily removable cartridge of shafts, gears, and bearings for rapid turnaround
Reduces planned maintenance downtime significantly
Lower total cost of ownership versus competing designs

Industrial Duty — Continuous Transfer

Engineered for continual transfer, dosage, injection, filling, and mixing
Handles viscosities from thin liquids to thick pastes and gels
VFD (Variable Frequency Drive) and trolley-mounted configurations available
Custom baseplate, motor, and shaft configurations on request

Engineered for Long Life & Minimum Deflection

The two most common reasons lobe pumps fail prematurely are shaft deflection under pressure and poor timing gear engagement quality. Our Alfa Series is engineered to address both — delivering operational lifespans of 10–20 years or more in the right application.

Long Service Life — Built to Outlast the Competition

Hardened timing gears with precision-ground teeth for maximum contact strength and minimal wear over decades of operation
Heavy-duty roller bearings provide superior load distribution and reliable performance under continuous duty cycles
Force-feed lubrication system bathes all internal bearing and gear surfaces with clean oil — eliminating premature wear and ensuring smooth operation
All wear parts are precision machined to tight tolerances, ensuring consistent volumetric efficiency throughout the pump's life
With regular maintenance, our lobe pumps deliver reliable, uninterrupted service across demanding 24/7 industrial and hygienic cycles

Minimum Shaft Deflection — Precision Under Pressure

Externally mounted, heavy-duty bearings are positioned in the separate gear case — completely isolated from the pumped fluid and positioned to minimize shaft bending moments
Rigid, overhung shaft design maintains rotor alignment and critical clearances even at operating pressures up to 7 kg/cm² (standard) and higher with overhung bearing models
Reduced deflection means consistent rotor-to-casing clearance, protecting volumetric efficiency and preventing rotor contact that could damage the pump
Hydraulically balanced rotor design eliminates axial thrust — no thrust bearings required, reducing complexity and potential failure points
The result: a pump that performs at rated specification year after year, without gradual capacity loss due to clearance growth or loss of synchronisation

Salient Features of Unique Rotary Lobe Pumps

Our Alfa Series rotary lobe pumps are specified for maximum efficiency in fluid handling throughout the bakery, brewing, chemicals, cosmetics, confectionary, dairy, food, pharmaceutical, and allied industries. Here is a complete summary of the defining features:

Designed for high mechanical efficiency — less energy consumption, lower operating cost, smaller motors, lower drive costs
Easy-clean pump head ideal for in-place cleaning without disconnecting pipework
Positive, uninterrupted displacement by specially designed rotors creating a steady, gentle pumping action that does not shear, agitate, or aerate the product
Pumping chambers without pockets or crevices to harbour bacteria or contaminants; no contact between moving parts and no internal bearings in the pump head
Rotor shafts sealed by hygienic mechanical seals or by packed glands selected for the duty conditions
Solid stainless steel AISI 304 and AISI 316 quality pump head, rotors, and shafts
Duty-designed pumps manufactured as per customer requirement — not off-the-shelf compromises
Unique lobe pumps are specified for maximum efficiency across bakery, brewing, chemicals, cosmetics, confectionary, dairy, food, pharmaceutical, and allied industries

Unique Pump Systems vs. Other Lobe Pump Suppliers — Value Comparison

We respect global competition, but for lobe pump manufacturers in India, Unique Pump Systems offers a clearly superior value proposition — particularly for buyers who need customisation, speed, and direct manufacturer accountability:

Feature	Unique Pump Systems	Premium Global Brand	Indian Distributor / Reseller
Price Point	Competitive — Direct OEM pricing	Premium — High import cost	High — Distributor margin added
Lead Time	Stock to 2 weeks	8 – 12 weeks	4 – 6 weeks
Customisation	Full — Ports, shafts, baseplate, rotors	Limited — Standard configurations	Standardised — No factory access
Seal Options	Mechanical / Packed Gland / Flush seal	Standard hygienic seal	Industry-specific only
After-Sales Support	Direct factory support — pan-India	Dealer dependent	Dealer dependent
Import Substitute	Yes — from drawings or sample	Not applicable	Not available

The Verdict

If you need a custom flange configuration, a specific rubber covering for the rotor, a trolley-mounted unit, or a fast supply of a direct import substitute — Unique Pump Systems is your best lobe pump supplier in India. Our factory is your factory.

Please Consult Our Application Engineer for Lobe Pump Selection

Selecting the right rotary lobe pump requires more than matching a flow rate. Every application has unique variables — fluid viscosity at operating temperature, shear sensitivity, particulate content, temperature range, seal compatibility, and regulatory compliance. A wrong selection can mean product contamination, premature failure, or process inefficiency.

Our application engineers have deep experience specifying lobe pumps across hundreds of food, pharmaceutical, chemical, and industrial installations throughout India. When you contact us, please share the following information to receive the most accurate recommendation:

Information to Share With Our Engineers

Fluid name and brief description (food-grade, chemical, abrasive, etc.)
Viscosity at operating temperature (in CST or cP)
Operating temperature range (minimum and maximum)
Required flow rate (in LPM or m³/hr)
Discharge pressure required (in kg/cm² or bar)
Particulate content — solids size, type, percentage by volume
Regulatory requirements — food-grade, GMP, hygienic design standard
Power supply available (voltage, phase, Hz)
Any special requirements — CIP capability, VFD drive, trolley mounting, ATEX

Speak to an Expert — Free

No obligation. Our engineers will review your lobe pump requirements and provide a recommendation — typically within 24 hours.

Send Your Requirements
Call: +91 9820625476

Why Choose Unique Pump Systems — Your Trusted Lobe Pump Manufacturer in India

When you need to buy a lobe pump in India — whether for a new installation, an upgrade, or an urgent replacement — the choice of manufacturer matters enormously. Here is why plant engineers and procurement professionals across India choose Unique Pump Systems:

Over three decades of precision pump manufacturing from our Mumbai facility — with deep knowledge of Indian industrial and hygiene requirements
Genuine OEM manufacturer with our own factory and design office — not a reseller or trader
Complete flexibility in customisation: port configurations, shaft materials, rotor types, rubber coverings, baseplate design
AISI 316 stainless steel construction standard — meeting food-grade and pharmaceutical hygiene standards
2-year warranty on all industrial-grade pumps — backed by direct factory after-sales support
Import substitute manufacturing capability — we replicate foreign-make lobe pumps from drawings or samples
VFD, trolley-mounted, and custom-drive configurations available for mobile and emergency applications
Expert application engineering support — we help you select correctly, not just supply a pump
Serving clients across Mumbai, Maharashtra, and all major industrial and food processing hubs in India

Other Products from Unique Pump Systems

Beyond our industry-leading range of rotary lobe pumps, Unique Pump Systems manufactures a comprehensive portfolio of industrial pumps and sealing solutions — engineered to the same exacting standards our customers have trusted since 1988.

Gear Pump

UA Series rotary gear pumps for oils, chemicals, fuels, and viscous industrial fluids. 2–6000 LPM, up to 70 kg/cm².

Centrifugal Pump

High-efficiency centrifugal pumps for water, low-viscosity fluids, and large-volume transfer applications across industrial sectors.

Mechanical Seal

Precision-engineered mechanical seals to eliminate leakage and extend pump shaft seal life across a wide range of process fluids.

AODD Pump

Air-operated double diaphragm pumps for safe handling of flammable, toxic, or abrasive fluids — no electricity required.

Frequently Asked Questions — Lobe Pump FAQ

Common questions from engineers and buyers looking to purchase or specify industrial lobe pumps in India:

A lobe type pump has externally timed gears that do not come into contact with each other, allowing it to run dry temporarily and handle particulate solids without damage. A gear pump has contacting gears, which wear rapidly when abrasive materials are present. Lobe pumps are preferred for hygienic, food-grade, pharmaceutical, and shear-sensitive fluid applications where product purity, gentle handling, and CIP capability are required.

Unique Pump Systems are genuine lobe pump manufacturers with our own factory and design office located in Vikhroli West, Mumbai. We are not resellers, distributors, or traders. Every pump is engineered, manufactured, quality-checked, and dispatched directly from our facility. This gives you full traceability, manufacturer-backed warranty, and direct engineering support.

Yes. Unique Pump Systems specialises in mobile rotary lobe pump units with diesel or electric drives, including VFD (Variable Frequency Drive) controlled trolley-mounted configurations. These are particularly suited for sludge dewatering, emergency fluid transfer, and batch processing applications where a fixed installation is not practical.

Absolutely. Our AISI 316 stainless steel construction, mirror-finished crevice-free pump chambers, and mechanical seal design meet strict GMP (Good Manufacturing Practice) standards required by the Indian pharmaceutical sector. Our lobe pumps are used for syrup transfer, ointment manufacturing, API handling, and liquid pharmaceutical product filling across pharmaceutical plants in India.

Rotary lobe pumps handle an exceptionally wide range of fluids including dairy products (cream, yoghurt, ice cream mix, condensed milk), food-grade oils, chocolate, honey, syrups, pharmaceutical liquids, cosmetic creams and lotions, paints, varnishes, resins, polymer solutions, wastewater sludge, effluent, and chemical solutions. The gentle, non-shear pumping action makes them ideal for any fluid where product integrity must be maintained during transfer.

The key selection parameters are: (1) Required flow rate in LPM, (2) Fluid viscosity at operating temperature, (3) Maximum discharge pressure required, (4) Fluid temperature range, (5) Fluid chemical properties and regulatory requirements, and (6) Particulate content and size. Once you share these details, our application engineers will recommend the correct Alfa Series model, pressure configuration, material of construction, and seal type — usually within 24 hours of receiving your enquiry.

Get a Quote for Your Specific Fluid — Sized Within 24 Hours

Stop settling for off-the-shelf pumps that do not fit your process. Tell us your fluid (viscosity, temperature, abrasiveness), your required flow rate, and we will size the perfect Alfa Series Lobe Pump within 24 hours.

Request a Quote Call Our Engineer

2-Year Warranty | Made in India Since 1988 | Free Application Engineering Support | Direct OEM — No Middlemen

Lobe Pump Manufacturers & Suppliers