#   Jabsco Dual-Max 7.5 Freshwater Pressure System 12V for Marine Boats J20-128   J20-128

     [![J20-128](https://www.rhsboating.com.au/images/com_hikashop/upload/thumbnails/300x300/J20-128.jpg "Jabsco Dual-Max 7.5 Freshwater Pressure System 12V for Marine Boats J20-128")](https://www.rhsboating.com.au/images/com_hikashop/upload/J20-128.jpg "Jabsco Dual-Max 7.5 Freshwater Pressure System 12V for Marine Boats J20-128")

    $1,692.42  each                Brand: [Jabsco Marine Pumps, Toilets & Spare Parts](https://www.rhsboating.com.au/brands-listing/category/jabsco-marine-pumps-toilets-spare-parts.html)

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    ### Jabsco Dual-Max 7.5 Freshwater Pressure System 12V

Serve several water outlets aboard a larger vessel with the 12V Dual-Max 7.5 pressure system.

### About this product

A primary pump handles light demand, then the second pump joins in as more water is drawn. The integrated accumulator smooths delivery and helps stabilise shower temperature, with the plumbing and wiring already assembled on the base.

### Product details

- System: two Par-Max 4 quad-diaphragm automatic pumps on a heavy-duty moulded plastic base
- Operation: pressure-controlled two-stage pumping; primary pump at low demand, secondary pump added at high demand
- Primary-pump flow: up to 14.3 litres per minute
- Combined flow: up to 28.4 litres per minute (7.5 GPM); up to six outlets
- Electrical supply: 12V; maximum-demand current: 15A
- Pressure settings: 20 PSI cut-in; 40 PSI cut-out
- Self-priming lift: 1.5m (5ft)
- Included accumulator: bladder tank to smooth flow, reduce cycling and assist hot-water temperature control
- Protection: ignition protected and thermal overload protected
- Includes: filters, hoses, 20mm (3/4-inch) connections and fully fitted plumbing
- Wiring: pre-wired with waterproof fuse holders
- Manufacturer part: Jabsco 31670-0092
- Product code: J20-128