Balcrank 1120-040 Centerflo CF30 Air Operated Double Diaphragm Pump

Balcrank 1120-040 Centerflo CF30 Air Operated Double Diaphragm Pump

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Heavy-duty fluid handling equipment for fleet, municipal and government service bays. Request a quote for pricing, freight and installation lead times.

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Max Flow
28 gal/min
Air Pressure Range
22-102 psi
Fluid Ports
1" NPT(F)
Air Inlet
3/8" NPSM(F)

Reversed Flow Design
Fluid flows through the center with the air motor on the outside for improved suction and reduced pulsation

Superior Suction
Significant dry suction lift eliminates self-priming issues when pumping from drums or tall tanks

Air Efficient
Reduced air consumption per gallon pumped saves energy and avoids the need for larger compressors

In-Line Servicing
Service air valve, diaphragms, and ball valves without disconnecting from the fluid distribution line

Durable Construction
Aluminum body with Hytrel check balls for compatibility with light to medium viscosity fluids including used oil

Overview

The Balcrank 1120-040 CenterFlo CF30 is an air-operated double diaphragm pump featuring patented reversed flow design technology. Fluid flows through the center of the pump with the air motor positioned on the outside, delivering improved suction performance, reduced air consumption, and minimal pulsation compared to conventional AODD pumps. This 1" aluminum pump handles light to medium viscosity fluids including synthetic oils, mineral oils, anti-freeze, and used oil at flow rates up to 28 gal/min, making it ideal for quick lubes, automotive dealerships, lube trucks, and in-plant transfer applications.

Specifications

Specification Value
Model Number 1120-040
Pump Type Air Operated Double Diaphragm (AODD)
Series CenterFlo CF30 Aluminum
Maximum Free Flow 28 gal/min (106 l/min)
Air Pressure Range 22 to 102 psi (1.5 to 7 bar)
Maximum Fluid Working Pressure 100 psi
Solids in Suspension 3/16" (4 mm)
Air Inlet Port 3/8" NPSM(F)
Fluid Inlet Port 1" NPT(F)
Fluid Outlet Port 1" NPT(F)
Wetted Materials Aluminum, Acetal, Teflon®, Buna-N, Hytrel®, Stainless Steel
Recommended Fluids Light viscosity fluids, synthetic oils, mineral oils, anti-freeze, used oil
Recommended Applications Fluid dispensing, transfer, evacuation
Service Bulletin SB 1145
Typical Applications Quick Lubes, Car and truck dealers, Lube Trucks, In-plant transfer

Key Features

Patented CenterFlo Technology

Reversed air/fluid design places the fluid path through the center with the air motor on the outside for superior performance and efficiency.

Exceptional Suction Capability

Significant dry suction lift eliminates self-priming issues when pumping from drums or tall tanks, ideal for used oil evacuation.

Reduced Air Consumption

More air efficient than traditional AODD pumps, saving energy costs and avoiding the need for larger compressors.

Minimal Pulsation

Reduced pulsation throughout the performance curve provides greater measurement accuracy and less splashing during dispense.

In-Line Service Access

Service air valve, diaphragms, and ball valves without disconnecting from the fluid distribution line, minimizing downtime.

Robust Wetted Materials

Aluminum body with Hytrel check balls, Teflon, Buna-N, and stainless steel components for durability and fluid compatibility.

Ideal Applications

Quick lube and oil change facilities
Automotive and truck dealerships
Mobile lube trucks and service vehicles
In-plant fluid transfer and dispensing

Frequently Asked

What types of fluids can the CF30 1120-040 pump handle?+
The CF30 1120-040 is designed for light to medium viscosity fluids including synthetic oils, mineral oils, anti-freeze (glycol), windshield wash solution, automatic transmission fluid, and used oil. It can handle solids in suspension up to 3/16 inch (4 mm).
What makes the CenterFlo design different from conventional diaphragm pumps?+
The CenterFlo design features a reversed air/fluid architecture where fluid flows through the center of the pump and the air motor is positioned on the outside. This provides improved suction performance, reduced air consumption, less pulsation, and better overall efficiency compared to traditional AODD pumps.
What air pressure is required to operate this pump?+
The Balcrank 1120-040 operates within an air pressure range of 22 to 102 psi (1.5 to 7 bar). The pump features a dependable lube-free directional pivot air valve that is tolerant of oil, moisture, and dirt, with no air leaks when stalled against head pressure.

Get Your Balcrank CF30 Pump Today

The Balcrank 1120-040 CenterFlo CF30 delivers efficient, reliable fluid transfer for automotive service operations. Contact Liftnow for pricing, technical support, and fast delivery on this industry-proven air-operated double diaphragm pump.

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Buying Balcrank 1120-040 Centerflo CF30 Air Operated Double Diaphragm Pump for a government or commercial fleet? Liftnow handles the full project on one purchase order: equipment, freight, installation, ALI inspection, and first-year service. Financing is available. Request a quote, call 800-543-8669, or email gov@liftnow.com.

One vendor, one PO, full warranty: Liftnow sells, delivers, and installs the lift and passes through the manufacturer’s warranty, with no separate suppliers and installers to coordinate.

See recent public-sector installations in our government project portfolio.

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