The Hughes Autoformer 30A Watchdog Module is a replacement module for the 30A Watchdog (PWD30). This 3,020 joule replacement module is a plug-and-play replacement. If your Hughes Watchdog surge module goes out, there’s no need to replace the whole unit. The replacement module is easy to install. No soldering or wire splicing is needed.
• Plug-and-play replacement module
• No soldering or wire splicing needed
• 3,020 joules – highest joule rating of any surge protector
• Max spike current of 100,000 amps (10 MOVs)
Before You Order
Verify part number RSP30PWD exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify RSP30PWD on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.

