3-mode surge protection with 1,050 joules of surge suppression. Auto shut off/on, visible diagnostic lights, incorrect wiring indicators, and weather-resistant case. Plug-style, 30 amp.
Protects line-to-neutral (L-N), line-to-ground (L-G), and neutral-to-ground (N-G) — 1,050 joules total
Automatically disconnects power during dangerous voltage spikes or drops and restores once voltage stabilizes
Easily visible LED lights identify wiring faults — line to neutral, line to ground, neutral to ground — before you hook up
Weather-resistant case and metal locking ring keep the connection secure and protected at the pedestal
The DP-SP30A detects and displays the following wiring fault conditions via LED diagnostic lights before you connect your RV: Line to Neutral (L-N) — open neutral detected Line to Ground (L-G) — open ground detected Neutral to Ground (N-G) — reversed polarity or wiring fault Incorrect Wiring — mis-wired pedestal condition Check the diagnostic lights every time you plug in at a new campsite before connecting your RV.
• DP-SP30A — 30A Plug, 1,050J (this listing) • DP-SP30A-P — 30A Pigtail, 4,200J • DP-SP50A-P — 50A Pigtail Need more protection? See our full range of surge protector options to find the right fit for your RV.
📥 Download Instruction Manual — DP-SP30A (PDF) 📥 Download Limited Lifetime Warranty (PDF) Manufacturer: Dicor Products / Dicor Power (an Airxcel brand) dicorproducts.com