Marinco 500R 50 Amp Threaded Sealing Ring for Shore Power Cord Sets

The Marinco 500R is a threaded sealing ring built for 50 amp marine shore power connections. It is used when combining a 30 amp cord set with another cord set, and it is designed for use with 50 amp electrical systems, helping boaters adapt and extend shore power cord runs at the dock. The ring is made of black polycarbonate, a durable, weather-resistant plastic that stands up to marine environments, and it is rated for temperatures from below -40 degrees C to above 50 degrees C, so it stays functional in both cold winter storage and hot summer marinas. It carries a maximum voltage rating of 120 volts AC and features a female connector gender with a ring terminal design sized for 50A studs. Each ring measures 4.9 inches long by 3.4 inches wide by 0.7 inches high and is sold as a single item. The Marinco 500R is a simple, purpose-built accessory for boaters who need a reliable threaded ring to properly combine or seal 50 amp shore power cord connections at the dock.

Specifications

• Brand: Marinco
• Manufacturer Part Number: 500R
• Product Name: Threaded Ring for 50 Amp Cord
• Color: Black
• Connector Type: Ring
• Contact Material: Polycarbonate
• Insulation Material: Polycarbonate
• Terminal Type: Ring Terminal
• Temperature Rating: Below -40 degrees C to above 50 degrees C
• Maximum Voltage: 120 volts AC
• Connector Gender: Female
• Stud Size: 50A
• Dimensions: 4.9 inches L x 3.4 inches W x 0.7 inches H
• Weight: 0.05 pounds
• Number of Items: 1

Frequently Asked Questions

What is the Marinco 500R used for? The Marinco 500R is a threaded sealing ring used with 50 amp marine electrical systems, and it is intended for use when combining a 30 amp cord set with another cord set to extend or adapt shore power connections.

What amperage is the 500R rated for? The 500R is sized for 50A studs and is built for use with 50 amp electrical systems.

What voltage does the Marinco 500R support? It carries a maximum voltage rating of 120 volts AC.

What material is the 500R sealing ring made from? The ring is made of black polycarbonate, used for both the contact and insulation portions of the part.

What are the dimensions of the Marinco 500R? The 500R measures 4.9 inches long by 3.4 inches wide by 0.7 inches high.

How much does the Marinco 500R weigh? The 500R weighs 0.05 pounds.

What temperature range can the 500R withstand? It is rated for temperatures ranging from below -40 degrees C to above 50 degrees C, making it suitable for use in a wide range of marine climates.

Is the Marinco 500R a male or female connector? The 500R has a female connector gender with a ring terminal design.

How many rings come in one order of the 500R? One Marinco 500R order includes a single threaded sealing ring.

Can the 500R be used on its own without another cord set? The Marinco 500R is intended for use when combining a 30 amp cord set with another cord set, so it is used alongside existing shore power cord sets rather than as a standalone connector.

What color is the Marinco 500R? The 500R is black.

Is the Marinco 500R genuine Marinco hardware? Yes, the 500R is a genuine Marinco part, identified by Marinco part number 500R.