Skip to content
  • Home
  • Shop By Category
    • Aluminum
    • Antennas
    • Appliances & Accessories
    • Bathroom
    • Cargo Control
    • Cleaners & Sealants
    • Covers
    • Doors & Accessories
    • Drums, Hubs & Brakes
    • Electrical
    • Exterior RV Accessories
    • Flooring
    • Fresh Water
    • Furnaces & Accessories
    • Furniture
    • Hardware
    • Interior RV Accessories
    • Jacks, Couplers & Levelers
    • Kitchen
    • Lighting
    • Locks & Latches
    • LP Gas
    • Miscellaneous
    • New Items
    • Outdoor Gear
    • Pex
    • Roofing
    • Rugged Trail Products
    • Sanitation
    • Skid Steer Implements
    • Solar
    • Suspension
    • Tires & Wheels
    • Tools
    • Towing
    • Trailer Axles
    • Trailer Ramps
    • Vents
    • Wire by the Foot
  • Shop by Brand
    • Great Lakes Comfort
    • Rugged Trail Products
  • About Us
    • Photo Gallery
    • About Johnson's Surplus
  • Blogs
    • How To Measure Your Trailer Axles - Johnson's Supply
    • Seven Reasons to Rent or Own an RV
    • Recreational Vehicle Hot Water Heater Replacement Models
    • The many benefits of owning a washer/dryer in your RV.
  • Links
    • Create A Return
    • Downloadable PDF's
  • Track Order
  • Account
Johnson's Surplus
Cart
  • Home
  • Shop By Category
    • Aluminum
    • Antennas
    • Appliances & Accessories
    • Bathroom
    • Cargo Control
    • Cleaners & Sealants
    • Covers
    • Doors & Accessories
    • Drums, Hubs & Brakes
    • Electrical
    • Exterior RV Accessories
    • Flooring
    • Fresh Water
    • Furnaces & Accessories
    • Furniture
    • Hardware
    • Interior RV Accessories
    • Jacks, Couplers & Levelers
    • Kitchen
    • Lighting
    • Locks & Latches
    • LP Gas
    • Miscellaneous
    • New Items
    • Outdoor Gear
    • Pex
    • Roofing
    • Rugged Trail Products
    • Sanitation
    • Skid Steer Implements
    • Solar
    • Suspension
    • Tires & Wheels
    • Tools
    • Towing
    • Trailer Axles
    • Trailer Ramps
    • Vents
    • Wire by the Foot
  • Shop by Brand
    • Great Lakes Comfort
    • Rugged Trail Products
  • About Us
    • Photo Gallery
    • About Johnson's Surplus
  • Blogs
    • How To Measure Your Trailer Axles - Johnson's Supply
    • Seven Reasons to Rent or Own an RV
    • Recreational Vehicle Hot Water Heater Replacement Models
    • The many benefits of owning a washer/dryer in your RV.
  • Links
    • Create A Return
    • Downloadable PDF's
  • Track Order
Account
Item added to cart. View cart and check out.
Knowledgable Staff | International Shipping Available for North America | 30 Day Returns Free Shipping In Continential US

Surge Protector

(RM50CD) 50A RV Circuit Tester Plug
(RM50CD) 50A RV Circuit Tester Plug
Regular price $ 25
View
(RM50SC) 50A Female RV Surge Adapter
(RM50SC) 50A Female RV Surge Adapter
Regular price $ 30
View
(RM30CD) 30A RV Circuit Tester Plug
(RM30CD) 30A RV Circuit Tester Plug
Regular price $ 18.10
View
(RM50SG) RV Surge Protector 50A
(RM50SG) RV Surge Protector 50A
Regular price $ 103
View
(RM30SG) RV Surge Protector 30A
(RM30SG) RV Surge Protector 30A
Regular price $ 79
View
(RM30SC) 30A Male RV Surge Adapter
(RM30SC) 30A Male RV Surge Adapter
Regular price $ 29
View

Company

  • Returns
  • Refund Policy
  • Privacy Policy
  • Terms of Service
  • Shipping Policy

Home Menu

  • Home
  • Shop By Category
  • Shop by Brand
  • About Us
  • Blogs
  • Links
  • Track Order

My Account

  • Orders
  • Profile

Be in the know

© 2026, Johnson's Surplus. Powered by Shopify
  • american express
  • apple pay
  • discover
  • master
  • paypal
  • visa