Ches Power Group (CPG) is the authorised distributor for Humphree Trim and Stabilisation Systems for vessels.

Click here to view more information on Humpree’s X-Series interceptors.

A complete range of Humphree products are available at CPG.

Reintjes Marine Gearbox

Ches Power Group (CPG) is the service agent for Reintjes Marine Gearboxes on behalf of the Australian dealer, Antelope Engineering. CPG work in conjunction with Antelope Engineering to offer a full range of marine based products, including the Reintjes marine gearboxes, which have outputs ranging from 250 to 30,000 kW.

We have the expertise to overhaul, repair and service all equipment both in our workshop and on site. If you have a problem, why not call us for an on site diagnosis. We provide genuine spare parts, including couplings and oil coolers.


Ches Power Group (CPG) is the authorised sole distributor for PRAMAC power generation products in Western Australia.

In the field of power generation PRAMAC offers solutions for every kind of power supply demand including:

– Potable power supply

– Industrial power supply

– Stand by and prime power applications

PRAMAC not only designs, manufactures and installs a complete range of portable and stationary generators from one to 4000 kVA as standard production, but can also provide tailored solutions that can be adapted to every specific requirement.

The product offering also includes mobile lighting towers for a range of sectors from rail and infrastructure to construction, events and hire.

For a full range of products, see and

Ascot International

Ches Power Group (CPG) is the authorised distributor for Ascot International in Australia.

A complete range of Ascot products is available at CPG.

Walker AIRSEP® Breathing System

CPG can offer you the full range of Walker AIRSEP® products

Exide Batteries

Ches Power Group (CPG) is the authorised reseller for Exide Batteries covering all applications.

The Heavy Commercial range of batteries are built tough for the heaviest applications. There are a number product types available in the advanced, maintenance free, flat lid design which are designated by the MF after the product number. This is the perfect product for camping, caravans, motor homes, plant and equipment, light commercial and marine applications.

Separ Filter

Separ Filter fuel water separators are designed to meet the performance expectations of next-generation diesel engines.