Product: RV Surge Protector 30 Amp,55310 Adapter Circuit Analyzer With Integrated Surge Protection，30 Amp Male to 30 Amp Female Wiring RV Trailer，with Indicator Lights， Aftermarket Part
Brand: Bylot
55310 circuit analyzer, diagnostic LED: provide fault indication when you connect the wire to the power base; indicate wiring problems: indicate reverse polarity, neutral wire disconnection and other wiring problems.
1.30 Amp: 30 Amp male (NEMA TT 30P) / 30 Amp female (NEMA TT 30R)
2. Not affected by bad weather
3. Integrated surge protector: up to 1,050 joules
4. Diagnostic LED: Provides fault indication when you connect the wire to the power base
5. Indicate wiring problems: indicate reverse polarity, neutral wire disconnection and other wiring problems

Search query: 30 amp to 20 amp rv adapter
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