For a long time, there have been mainly two different types of connectors for shore power: NEMA SS1 and NEMA SS2, with “SS” meaning ship to shore. Recently, the SS1 is becoming phased out with SS2 becoming the sole connector option.

What are the main differences between the two? Watch this video to find out!

Please check out our website to read informative blogs about similar topics, and to see our various adapters and cords for your power solution needs. Check us out on Facebook, Pinterest, and Instagram. Give us a like and subscribe to our youtube channel to see more videos just like this one. Shoot us an email if there is a topic you would like to see us cover. Thank you for watching!

AC Connectors strives to provide power solutions to its customers since its founding in 2015. From our headquarters (Oak Creek, Wisconsin, USA), we provide solutions worldwide and work efficiently to ship our AC WORKS® brand products out quickly, especially to those struck by natural disasters.

AC WORKS Wisdom

1 comment

  • AJ
    • AJ
    • November 22, 2022 at 10:16 am

    Is there a difference between SS2-50P cable and the SS2-50R cable.
    Getting ready to purchase a 50 amp cable want to make sure I am purchasing the correct item for my equipment.

Leave a comment

Please note, comments need to be approved before they are published.

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.

Latest Stories

View all

NEMA 5-15 vs. NEMA 6-50: How to Tell These Plugs Apart

NEMA 5-15 vs. NEMA 6-50: How to Tell These Plugs Apart

Learn the difference between NEMA 5-15 and NEMA 6-50 plugs by comparing size, amperage, voltage, and conductor arrangement, with practical identification and safety tips.

Read moreabout NEMA 5-15 vs. NEMA 6-50: How to Tell These Plugs Apart

Technician safely inspecting a molded power adapter connection between an outdoor power source and a food truck.

Electrical Bridging Explained: RV and Food Truck Power Adapters

Learn what electrical bridging means in RV and food-truck power adapters, why it helps all intended outlets receive power, and how to stay within rated amperage.

Read moreabout Electrical Bridging Explained: RV and Food Truck Power Adapters

AS-SS250R NEMA SS2-50R Connector: 50A Shore Power Guide

AS-SS250R NEMA SS2-50R Connector: 50A Shore Power Guide

Learn how the AC WORKS® AS-SS250R 50A locking female connector supports RV, shore, emergency, and industrial power connections.

Read moreabout AS-SS250R NEMA SS2-50R Connector: 50A Shore Power Guide