Rule-A-Matic Float Switch - with In-Line Fuse Holder

Environmentally responsible "snap switch" design contains no mercury and has been tested to over 1 million use cycles. Year after year, the Rule-A-Matic is the switch of choice of boaters and commercial fishermen the world over. This has made the Rule-A-Matic the largest selling switch in the world.

Switch will turn the pump on when the water level reaches 2” (51mm) and will turn the pump off when the water level falls to 3/4” (19mm).
They can also be used to operate high water alarm systems.

This Model 37FA switch incorporates a waterproof in-line fuse holder so you don't have to add your own to the positive wire from the battery. A fuse prevents damage to both the pump and switch should an electrical problem occur.

• For use with pumps drawing up to 14 amps
• Removable base for easy cleaning and servicing
• 16 gauge tinned and gasked wire leads ensures superior corrosion resistance and no water entry
• No guard is available for this switch
• 5"L x 1-3/4"W x 2-5/8"H
• Now backed by a 2-year warranty