Hughes RSM30W 30A Replacement Surge Module Gen 2 Power Watchdog

Hughes RSM30W Replacement 30A Surge Module for Gen II Power Watchdog & Power Center

The Hughes RSM30W is the official 30-amp replacement surge module designed specifically for Hughes Gen II Power Watchdog surge protectors and Watchdog Power Centers. If your unit absorbs a major electrical surge or power spike, there is no need to replace the entire unit—simply swap in the RSM30W replacement module using basic hand tools to restore full surge protection to your RV.

Key Specifications & Compatibility

• Brand: Hughes Autoformers / Power Watchdog
• Model / Part Number: RSM30W
• Amperage Rating: 30 Amp
• Design: Modular slide-in / slide-out replaceable surge cartridge
• Wire Color Identifiers: Green for Ground ("G"), White for Neutral ("N"), and Line ("L")
• Compatibility: Compatible exclusively with 30-Amp Gen II Hughes units, including:
  • PWD30W (30A Gen II Portable Surge Protector)
  • PWD30EPOW (30A Gen II Portable Surge Protector w/ EPO)
  • PWD30EPOHW (30A Gen II Hardwired Surge Protector w/ EPO)
  • WPC30A (30A Watchdog Power Center Voltage Booster)

Product Features & Step-by-Step Installation

Economical Modular Design: Hughes Power Watchdog Gen II units feature a patented field-replaceable surge module design. Instead of incurring the cost of buying a whole new surge protector after a sacrificial surge event, the RSM30W lets you restore full protection yourself quickly and affordably.

Installation Instructions:

1. Safety First: Ensure the unit is completely unplugged and fully disconnected from any power prior to installation.
2. Remove Back Panel Screws: Unscrew the 6 Phillips screws on the back of the unit (or 7 screws for EPO versions).
3. Loosen Cable Gland: Unscrew the top cable gland nut and move it up the cord.
4. Separate Housing: Carefully separate the two halves of the body.
5. Disconnect Old Module Wires: Slide the old surge module out of its slot, unclip the single red/black wire, and loosen the screws holding the fork wire connectors to the wire leads.
6. Remove Spent Module: Disconnect the old surge module from the unit.
7. Connect New Module: Connect the new surge protection module and wires ("G" is ground/green color, "N" is neutral/white color, and "L" for line).
8. Reassemble Unit: Replace all screws and re-tighten the cable gland nuts securely.