Wholesale price for Water Pressure System Johnson Aqua Jet Uno WPS 5.2 – 24V ,
The Johnson Aqua Jet Uno fresh water pressure system is specially designed for sinks and showers on boats ranging from 10 to 16 meters, accommodating 2 to 4 water outlets.
This system operates quietly and reliably, ensuring years of durable service. It features a medium demand unit with a single Aqua Jet WPS, delivering a flow rate of either 11 or 13 liters per minute. The pump is mounted on a wooden panel for easy and efficient installation.
Included in the package are a PUMProtector inlet filter and a pre-pressurized accumulator tank with a capacity of 2 liters. The Johnson water pressure system, with a flow rate of 5.2 GPM, has 3/4 inch inlet and outlet sizes, maximum pressure of 40 PSI, and a maximum suction height of 8.2 feet. The Aqua Jet UNO is a five-chamber positive displacement diaphragm pump that operates effectively in closed systems, such as those found on boats or recreational vehicles. It efficiently generates the necessary pressure for supplying pressurized water.
Key Features:
- Quiet operation
- Smooth flow
- Self-priming
- Integrated pressure switches that automatically turn the pump on and off when the tap is opened or closed
- Safe for dry operation without damage
- Low energy consumption
- Quick disconnect fittings
The Johnson Pump 10-13408-04 Aqua Jet UNO 5.2 is a reliable and efficient choice for maintaining water pressure in boats or small vessels. It features a durable polypropylene pump body and valve housing, a 1/2 inch hose port size, and a flow rate of 5.1 GPM (19.4 L/min). With a pressure range from 25 PSI (1.7 bar) to 40 PSI (2.8 bar), it ensures consistent performance. The system includes Santoprene valves and diaphragm, a 2-liter accumulator tank with an internal bladder, and a 24V motor with built-in thermal protection. It operates with a maximum duty cycle of 20 minutes and delivers 150 watts of power.
Specifications:
- Pump Body: Polypropylene
- Valve Housing: Polypropylene
- Port Size: 1/2 inch hose (ø 18 mm)
- Flow Rates:
- 3.1 GPM (11.8 L/min) for Aqua Jet UNO 3.5
- 5.1 GPM (19.4 L/min) for Aqua Jet UNO 5.2
- Pressure:
- Cut-In: 25 PSI (1.7 bar)
- Cut-Out: 40 PSI (2.8 bar)
- Valves: Santoprene
- Diaphragm: Santoprene
- Accumulator Tank: 2 liters with internal bladder
- Motor: 12 or 24 VDC with built-in thermal protection. Duty Cycle: Intermittent, maximum 20 minutes.
- The motor is ignition protected in accordance with ISO 8846 standards (Small craft – Electrical devices – Protection against ignition of surrounding flammable gases).
- Power: 100 watts for UNO 3.5, 150 watts for UNO 5.2.

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