The Jabsco Par-Max 3 (31395-4012-3A) is a compact, efficient 12V water pressure pump designed for vessels with two or more freshwater outlets. With a strong 11 LPM (2.9 GPM) flow rate and 40 PSI shut-off pressure, this self-priming diaphragm pump offers reliable performance in an economical, corrosion-resistant footprint.
The Par-Max 3 primes up to 3 metres (10 feet) and can safely run dry without damage—ideal for marine use. Its plastic housing protects the motor, while vibration-dampening feet ensure smooth, quiet operation. An integrated, sealed pressure switch provides convenient on-demand performance, switching the pump on automatically when taps are opened.
Supplied with two ½" quick-connect hose fittings and a 40 mesh inline strainer, this pump is quick to install and simple to maintain.
Key Features:
Voltage: 12V DC | Max draw: 6.2A | Fuse: 10A recommended
Flow rate: 11 LPM (2.9 GPM) | Shut-off: 40 PSI (2.8 Bar)
Self-primes up to 3m (10 ft) | Safe to run dry
Compact size: 231mm (L) x 108mm (W) x 108mm (H)
Hose size: 13mm (1/2") ID with quick-connect fittings
Includes 40 mesh inline strainer
ISO 8846 ignition protected, CE & RCM compliant
Ideal for galley, shower, and freshwater systems on smaller boats