20 litre GWT, 2 switch, Deutsch

Grey Waste Tanks With Intelligent Control
Robust compact tanks with multi-port options to suit your installation

Whale’s Largest Range of Multi-Port Grey Waste Tanks Ever! Simple system - Allows you to manage all grey waste on board through one thru-hull fitting. Resilient polyethylene one-piece moulded tanks designed to handle grey waste on board - ideal for use with Gulper Grey Waste pumps for unbeaten debris handling.
8 ltr capacity grey waste tanks - compact design allows you to mount a Gulper pump directly to the side to save space and simplify pipe runs.
16 ltr capacity grey waste tanks - higher capacity design allows you to mount a Gulper pump directly to the side to save space and simplify pipe runs.
20 ltr capacity grey waste tanks - outlet ports and sensor locations minimise air pumping noise.


New grey waste tank lid with fully integrated sensor

Intelligent Control - sensor activates pump automatically to empty grey waste tank only when required
Robust - enclosed housing with dual seal ensures the best component protection in the harsh grey waste environment
Reliable - designed to reduce dirt and debris build-up
Compatible - lid design allows retrofitting to existing Whale grey waste tank systems
Simple installation - two wires can connect to any 12 or 24V pump system, up to 20A, with no requirement for a relay


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