Groupe Par-Max 4 avec vase 2 l Jabsco 52520-1000

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Jabsco

J526

Par-Max 4 Group with 2 l tank

The Par-Max 4 Group with 2 l Jabsco tank (52520-1000) is a 12V water pressure system delivering a flow rate of 16 l/min and a cut-off pressure of 2.8 bar. Its 2-litre accumulator tank ensures steady flow and reduces pump cycles, making it suitable for up to four water outlets. The unit is supplied fully assembled with pump, pressure switch, accumulator tank, and strainer; the fuse is not included.

Price excl. import taxesBenefit from the professional rate

£470.71 GBP

£470.71 GBP ~~£506.09 GBP~~

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Prices exclude import taxes (indicative rate: UK import VAT 20%). DAP delivery: import taxes are paid on delivery.

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Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

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Installers near you

thanks to our network of approved installers

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Support service

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Technical specifications

Accumulator Capacity	2 l
Dry Running Capability	Yes
Duty Cycle	Intermittent
Flow Rate Max	16 l/min
Manufacturer part number	52520-1000
Courant absorbé max	10 A
Operating voltage	12 V DC
Port Size	19 mm
Pressure Switch Off Setting	2.8 bar
Recommended Fuse Size	15 A
Self Priming Height	7.9 ft

Detailed description

The Par-Max 4 Group with 2 l Jabsco tank, part number 52520-1000, is a water pressure system designed for marine applications, ideal for supplying up to four water outlets. This pre-assembled system integrates a pump, a pressure switch, a 2-litre accumulator tank and a strainer, all mounted on a single bracket for simplified installation.

Performance and Reliability

The Par-Max 4 pump delivers a free-flow rate of 16 litres per minute and a cut-in pressure of 2.8 bar (40 psi). Operating at 12V with a maximum current draw of 10A, it requires a 15A fuse for protection. The system is self-priming up to 3 metres and can run dry without damage, featuring thermal overload protection for enhanced durability. It complies with ISO 8846 MARINE for ignition protection.

Integrated Design and Steady Flow

The integrated 2-litre accumulator tank ensures smooth, even water flow, minimizing pump start/stop cycles and reducing energy consumption and pressure surges in the system. Connections are sized for 19 mm (3/4") hose. The unit measures 240 mm (length) x 310 mm (width) x 250 mm (height) and weighs 5.4 kg shipped. The product carries a one-year warranty from date of manufacture.

Documentation

Type	Nom
	Jabsco Series 52520 Water Pump

Expert opinion

« Technical analysis of the Jabsco Par-Max 4 water pump with expansion tank »

Check the voltage, flow rate, cut-off pressure, fittings, and mounting space. Allow sufficient access for the filter and routine maintenance, then follow the electrical protections and Jabsco mounting instructions.

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Par-Max 4 Group with 2 l tank

£470.71 GBP

£470.71 GBP ~~£506.09 GBP~~

Frequently Asked Questions

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What is the required power supply voltage for this water maker?

The Jabsco Par-Max 4 water pump operates on 12Vdc continuous voltage.

What is the maximum flow rate of this water pump?

This water group delivers a maximum flow rate of 18 litres per minute.

What are the dimensions of the Par-Max 4 group with a 2-litre tank?

The dimensions of this water heater are as follows:

Length: 240 mmWidth: 310 mmHeight: 250 mm

What type of connections are required for the piping?

This water group is equipped with 3/4 inch (19 mm) connections for piping.

Is the water pump self-priming?

Yes, this system is fully self-priming and can prime up to a 3-meter height.

At what pressure does the pump shut off?

The pump automatically stops when pressure reaches 2.8 bar (40 psi).

Does the water group include an accumulator tank?

Yes, this unit comes with a built-in 2-litre accumulator tank designed to ensure steady and uniform water flow.

What is the recommended fuse for this water pump group?

A 15A fuse is recommended to protect this water pump and its electrical circuit.

Can this pump be run dry without damage?

Yes, this water pump can run dry and is fitted with thermal overload protection to prevent damage.

What is the warranty period for this Jabsco product?

This Jabsco water pump group carries a three-year warranty.

What is the weight of the Par-Max 4 group with tank?

The total weight of the water tank group is 6 kg.

What does the packaging contain upon delivery of this water maker?

Upon delivery, the packaging contains the complete Jabsco Par-Max 4 water pump unit with its 2-litre accumulator tank. It is ready to operate once installed, connected to the plumbing, and wired to the electrical system.

Is this water tank group suitable for freshwater only?

Yes, this unit is specifically designed for freshwater systems on board.

Is this system based on a specific pump?

Yes, this is a complete self-priming system based on the Jabsco PAR-MAX 4 pump.

How to ensure a constant water flow with this system?

The 2-litre accumulator tank included in the unit is designed to provide a steady and uniform water flow, thereby minimizing pump pulsations.

Do additional accessories need to be provided for the electrical installation?

The unit requires electrical connections, and a 15A fuse is recommended. Cables and other connection accessories are not specified as included and must be provided for installation.

What is the role of the expansion tank (accumulator reservoir)?

The 2-litre expansion tank smooths water flow, reduces pump cycling, and maintains more consistent pressure in the system, which helps extend pump service life.