Protect your RVs power supply with the S15 Plus Soft Start. It reduces the current needed to start RV air conditioners by 6075%, helping avoid tripped breakers and power outages while allowing smooth starts for the AC and other appliances, such as a fan, refrigerator, TV, toaster, and more.
Designed for non-inverter RV ACs that require more than 40 A to start, it fits up to 13,00015,000 BTU units and can run two ACs on a 30 A hookup when using two soft starters. It operates from 100240 V / 60 Hz for compatibility with different electrical standards in RVs, travel trailers, and campers. It features dual waterproof protection with a waterproof outer shell and epoxy-sealed PCBA. It reduces compressor noise and vibration for quieter operation.
Product summary:
- Reduces startup current by 6075% to prevent breakers.
- Designed for non-inverter RV ACs requiring over 40 A; fits 13,00015,000 BTU.
- Supports two ACs on a 30 A hookup with two soft starters.
- Operates over 100240 V / 60 Hz.
- Dual waterproof protection: waterproof shell and epoxy-sealed PCBA.
- Easy installation per wiring diagram; status lights TEST/START/RUN.








