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30A Hardwire - Model 34520

Rated 120V, 30A -  2450 Joules!

Now with optional Remote Power Monitor LCD Display!


This 30 amp Surge Guard product monitors shore power continuously and shuts off when it detects excessive voltage or open neutral conditions that could damage electronic equipment in your coach.  Like its 50 amp partner, the 30 amp hardwire is permanently installed within the bay of your coach, preventing potential theft and damage from the elements. Optional Remote LCD Display conveniently and remotely monitors RV electrical power.  Additional model 34520 features include:

  • Automatic reset on power restoration.
  • Multi-mode surge suppression
  • Automatically shuts off the power when the following is present:
    • Open neutral
    • Low (<102V) and High (>132V) Voltage
  • Caution indicator light indicates:
    • Miswired pedestal
    • Reverse polarity
    • Elevated ground voltage
  • 128 second reset delay protects A/C compressor
  • 2450 Joules of power surge protection
  • Easy installation
  • Optional Remote Power Monitor LCD Display, p/n 40298, (sold separately)
    • Plugs into remote port on Surge Guard model 34520-002 (see above)
    • Not compatible with previous models that do not have a telecom jack
    • 16 Detailed Fault Screens
    • Joystick for easy screen navigation
    • Plug and Play (cable included)

30A Hardwire Users Manual

30A Hardwire Troubleshooting Guide

Users Manual for Remote LCD Display

"Before You Call Guide" - Additional Troubleshooting Help




Part NumberFeaturesConfigListed
  • Rated 120V, 30A
  • 2450 Joules
Remote LCD Display
(sold separately)
  • Joystick Screen Navigation
  • Not compatible with previous models that do not have a telecom jack.
  • 16 Detailed Fault Screens for:
  • Incoming Line Voltages
  • Current Being Used
  • Stores Faults (if any)
  • Plug & Play
  • Connects to a RJ12 (6 pin) connector cable (included)
  • Approx.Dimensions: 4.75"W x 3.5"H x 1.5"D




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