Rule-A-Matic® Float Switch
Year after year, the Rule-A-Matic has been the switch of choice for boaters the world over. Our latest design now includes a removable base for easy cleaning and servicing, a mercury free snap switch tested to over one million cycles and marine grade blocked wire. Designed for pumps drawing up to 14 Amps. Now includes a 2 year warranty.
WARNING: This product can expose you to chemicals including STYRENE which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.
Specifications:
- Volts: 12/24/36v
- Type: Switches
- Box Dimensions: 2″H x 5″W x 8″L WT: 0.4 lbs
- UPC: 042237095435
Owner’s Manual (pdf)
SKU:RUL-35A

![Rule LoPro 900GPH Bilge Pump - Non-Automatic [LP900D]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/rule-lopro-900gph-bilge-pump-non-automatic-lp900d.webp)

![Beckson Thirsty-Mate Pump 18"L w/20" Flexible Reinforced Hose [118PF]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/beckson-thirsty-mate-pump-18-l-w-20-flexible-reinforced-hose-118pf.webp)
![Attwood WaterBuster Portable Pump - 200 GPH [4140-4]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/attwood-waterbuster-portable-pump-200-gph-4140-4.webp)
![Jabsco Fish Box Evacuation Pump - 12VDC 5GPM Diaphragm w/ 1.5" fittings [50900-1000]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/jabsco-fish-box-evacuation-pump-12vdc-5gpm-diaphragm-w-1-5-fittings-50900-1000.webp)
![Attwood 3-Way Auto/Off/Manual Bilge Pump Switch [7615A3]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/attwood-3-way-auto-off-manual-bilge-pump-switch-7615a3.webp)

![Rule Rule-Mate 2000 GPH Fully Automated Bilge Pump - 24V [RM2000A-24]](https://www.yachtseatworks.com/wp-content/uploads/2026/10/rule-rule-mate-2000-gph-fully-automated-bilge-pump-24v-rm2000a-24.webp)