When your Hughes Autoformers surge protector has taken a hit or worn out over seasons of campground use, you do not need to replace the entire power management system. The RSP-30-PWD is the factory-matched replacement surge protection module for Hughes 30-amp power defense products, letting you restore full protection quickly and affordably without rewiring or swapping out your existing setup.
Hughes Autoformers built their 30-amp Power Watchdog and power defense products around a modular design philosophy -- the surge protection element is a discrete, replaceable component. The RSP-30-PWD is that replacement module. If your unit has absorbed a surge, a nearby lightning strike, or simply logged years of campground voltage swings, swapping this module brings your system back to factory-spec protection without the cost or hassle of a full replacement unit.
At just 0.25 lbs and measuring 5.5 x 4.6 x 1.7 inches, this is a compact, straightforward swap. Keep one in your parts bin as a road spare -- surge events rarely give advance notice, and a damaged protector left in line offers no protection at all.
Designed specifically for Hughes Autoformers 30-amp power defense products. No modifications or adapters required -- direct plug-in swap.
Rated for standard 30-amp RV shore power connections, the type found at the majority of campground pedestals and RV parks across North America.
At 5.5 x 4.6 x 1.7 inches and only 0.25 lbs, the RSP-30-PWD stows easily in your RV tool kit or electrical supply bin for emergency swaps on the road.
Replacing only the surge module preserves your existing Hughes power management investment. The base unit, wiring, and monitoring components remain in place.
Surge protection in RV shore power applications is not a passive, indefinitely durable feature. Metal oxide varistors (MOVs) and other surge-suppression components absorb energy during voltage events -- and they have a finite capacity. After absorbing one large surge or a cumulative series of smaller spikes, the protection circuitry degrades. A visually intact protector can be electrically exhausted and offer zero actual protection to your RV's electronics, appliances, and power converter.
The Hughes RSP-30-PWD restores the consumable surge-absorption element of the system. If your unit has indicated a fault, tripped after a nearby lightning strike, or has simply been in heavy use for multiple seasons, replacement is the correct action -- not just resetting or ignoring the indicator.
The RSP-30-PWD is the replacement surge module for Hughes Autoformers 30-amp power defense and Power Watchdog products. This includes the PWD30-EPO and related Hughes 30-amp smart power management units that accept a removable surge protection cartridge or module.
Replacement of the RSP-30-PWD module follows the standard Hughes Autoformers procedure for surge module swap-out on the Power Watchdog line. The process does not require special tools or electrical trade knowledge, but you should always disconnect from shore power and confirm the system is de-energized before handling any part of your shore power protection equipment.