Flojet model # R4525-743 – Quad Diaphragm Pump

Features Quad Pump Self priming diaphragm pump with electric motor. Model No. 4300 Series • Self primes up to 2.4m vertical lift • Handles Water Like and Viscous Liquids up to 250 cP • Four piston design delivers higher flow rates • Chemical resistant polypropylene pump head for long life • Choice of elastomeric materials to work with many chemicals • Quick connect plugin ports for easy installation • Optional pressure switch control to run the pump only as needed

Status1 in stock

CategoriesClearance

Flojet model # R4525-743 – Quad Diaphragm Pump

Additional information

Weight	5 lbs
Dimensions	11 × 4 × 5 in

Features & Specs

Performance specifications

Pump type: Four-chamber positive-displacement diaphragm pump.

Motor: Permanent magnet, double ball-bearing armature.

Electronic control: Variable-speed drive (VSD) electronic speed control built into the motor endbell.

Power: 12-24 Volt DC model with a 15-amp fuse.

Maximum flow: 4.5 gallons per minute (17 liters per minute).

Running pressure: 30 psi (2.1 bar).

Shut-off pressure: 40 psi (2.8 bar).

Self-priming: Up to 10 feet of suction lift.

Connections

Inlet: 1/2-inch hose barb.

Outlet: Quad Port or 1/2-inch hose barb, depending on configuration.

Additional features:

Able to run dry without damage.

Removable port adapters.

Built-in thermal overload protection.

ISO 8846 MARINE ignition protection.

Key features

Variable speed control: Electronically controlled motor adjusts speed for consistent water pressure and flow.

Quiet operation: The variable speed function eliminates the rapid cycling and noise associated with standard pressure switch pumps.

Runs dry without damage: The pump is designed to operate without fluid without sustaining damage.

Removable port adapters: Allows for flexible connection options.

Thermal overload protection: Automatically shuts down the motor if it overheats.

Marine ignition protected: Certified to ISO 8846 standards for use in marine environments.

PLEASE NOTE THAT PAYMENTS TERMS ARE DUE UPON RECEIPT UNLESS OTHERWISE STATED. THERE IS A 25% RESTOCKING CHARGE ON RETURNED ITEMS UNUSED WITHIN 30 DAYS. NO RETURNS ON SPECIAL/CUSTOM ORDERS INCLUDING NEW PUMP BUILDS, HEAT EXCHANGERS, CUSTOM PUMP ORDERS, MANUFACTURED ITEMS. **NOTE: CLEARANCE ITEMS ARE SOLD AS IS, NEW IN BOX. NO WARRANTY AND NO RETURNS ON ALL CLEARANCE ITEMS.