For All Your Pumping Requirements.
Jabsco 31395-2512-3A Par Max 3 1/2" Pressure-Controlled Pump 11 LPM | 12 Volt DC
Model: ParMax | 31395-2512-3A
The Jabsco Par-Max 3 Freshwater Delivery Pump (Model 31395-2512-3A) is a robust, 12-volt diaphragm pump engineered for demanding marine water systems. Delivering up to 3 GPM (11.3 L/min) at 25 PSI (1.7 bar), this pump offers seamless, on-demand performance via its integrated, sealed pressure switch. With a heavy-duty build featuring a fiber-reinforced polypropylene upper housing and cast aluminium lower housing, the pump ensures exceptional durability. It is self-priming, can run dry without damage, and includes a built-in bypass to reduce cycling for smoother flow—all wrapped in a quiet, efficient design.
Applications
- Marine freshwater systems — ideal for galley faucets, showers, and washdown stations
- Boats and caravans — provides reliable freshwater delivery for multi-outlet systems
- General-purpose water transfer — well-suited for applications needing pressure and flow control in compact spaces, such as camper or mobile water systems.
Specifications
| Brand | Jabsco |
| Range | Parmax |
| Max Flow Rate | 11.3 LPM | 3 USGPM |
| Self Priming Capability | 3 Metres |
| Temperature Range | 0 - 60°C | 32 - 140°F |
| Pump Size | 13mm | 1/2" |
| Port Fittings | 2 x 1/2" (13mm) Straight Hosebarb |
| Max Operating Pressure | 25 PSI | 1.7 bar |
| Max Inlet Pressure | 30 PSI | 2.1 bar |
| Voltage | 12v |
| Diaphragm Material | Santoprene |
| Check Valve Material | EPDM |
| Fuse Size | 10 (amp) |
| Packaged Dimensions | L: 39.4 x H: 15.2 x W: 14 cm |
Shipping Information
Orders are typically dispatched within 1–2 working days unless otherwise stated. For UK deliveries, we use APC as our standard courier. International orders are shipped via DHL.
Please note that international customers are responsible for any applicable customs fees, import duties, or local taxes. For shipments to EU businesses, an EORI number must be provided. For shipments to US businesses, an EIN number is required.
If you have any special shipping requirements or need more information, please contact us before placing your order.