Threaded Ring – 30A – 125V
Threaded sealing for use with 20 and 30A weatherproof boots and sealing collar
![Marinco Threaded Ring - 30A - 125V [100R]](https://www.marinerailparts.com/wp-content/uploads/2026/10/marinco-threaded-ring-30a-125v-100r.webp)
Marinco Threaded Ring – 30A – 125V [100R]
Original price was: $8.79.$4.87Current price is: $4.87.
Sale!Related products
Sale!
![SmartPlug Weathercap - Fits All 3050 Amp Plugs [A1001]](https://www.marinerailparts.com/wp-content/uploads/2026/10/smartplug-weathercap-fits-all-3050-amp-plugs-a1001.webp)
SmartPlug Weathercap – Fits All 3050 Amp Plugs [A1001]
Original price was: $13.60.$7.37Current price is: $7.37.
Sale!
![SmartPlug 30 Amp BoatRV Side Connector [BF30]](https://www.marinerailparts.com/wp-content/uploads/2026/10/smartplug-30-amp-boatrv-side-connector-bf30.webp)
SmartPlug 30 Amp BoatRV Side Connector [BF30]
Original price was: $67.32.$48.31Current price is: $48.31.
Sale!
![Marinco Pigtail Adapter - 50A Female to 30A Male [111A]](https://www.marinerailparts.com/wp-content/uploads/2026/10/marinco-pigtail-adapter-50a-female-to-30a-male-111a.webp)
Marinco Pigtail Adapter – 50A Female to 30A Male [111A]
Original price was: $115.99.$81.32Current price is: $81.32.
Sale!
![SmartPlug BM50 Male Inlet Parts Kit[PKM50]](https://www.marinerailparts.com/wp-content/uploads/2026/10/smartplug-bm50-male-inlet-parts-kit-pkm50.webp)
SmartPlug BM50 Male Inlet Parts Kit[PKM50]
Original price was: $72.72.$47.06Current price is: $47.06.
Sale!
![SmartPlug 50 AMP Dual SmartPlug Cordset - 50 [CM50504]](https://www.marinerailparts.com/wp-content/uploads/2026/10/smartplug-50-amp-dual-smartplug-cordset-50-cm50504.webp)
SmartPlug 50 AMP Dual SmartPlug Cordset – 50 [CM50504]
Original price was: $670.14.$505.90Current price is: $505.90.
Sale!
Marinco 14/3 Lighted Extension Cord – Non-Locking – 15A – 50′
Original price was: $52.40.$27.42Current price is: $27.42.
Sale!
Marinco 15A Straight Blade Male Plug – 125V
Original price was: $41.69.$22.24Current price is: $22.24.
Sale!
![Camco 50 Amp Power Grip Marine Extension Cord - 50 M-Locking/F-Locking Adapter [55623]](https://www.marinerailparts.com/wp-content/uploads/2026/10/camco-50-amp-power-grip-marine-extension-cord-50-m-locking-f-locking-adapter-556.webp)