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🌊 Rule the waves with automatic bilge control—because your boat deserves the best!
The Rule 35A Rule-A-Matic Float Switch is a 12V automatic bilge pump switch designed for marine environments. Mercury-free and corrosion-resistant, it ensures reliable, automatic pump activation to protect your vessel from water damage. Easy to install with a removable base and backed by a 2-year warranty, it’s the trusted choice for boaters seeking durable, hassle-free bilge control.




| ASIN | B000O8DA3M |
| Brand | Rule |
| Colour | One |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,634) |
| Global Trade Identification Number | 00042237095435 |
| Included Components | Rule 35A Rule-A-Matic Float Switch |
| Item Dimensions L x W x H | 12.7L x 5.8W x 5.7H centimetres |
| Item Type Name | Bilge Pump Float Switch - 12-24 Volts |
| Item Weight | 13 Grams |
| Manufacturer | Xylem |
| Manufacturer Warranty Description | Limited 2 year manufacturers warranty. |
| Material | Plastic |
| Model Number | 35 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | RM500B |
| Power source | Corded Electric |
| Product Style | Bilge Pump Float Switch |
| UPC | 696582485641 042237095435 617297076870 666668135845 042237083722 071030261204 773975400198 611104328671 779421381288 042237106230 014445389231 012304410966 826713868894 675904094815 072090742719 826713868900 963041571116 |
| Unit Count | 1.0 count |
| Usage | Boating, Water Treatment, Cruising, Rainy Conditions, Emergencies, Traveling |
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