![Blue Sea 2139 Medium Duty Push Button Reset-Only - 20A [2139]](https://www.goodmarinewiring.com/wp-content/uploads/2026/08/blue-sea-2139-medium-duty-push-button-reset-only-20a-2139.webp)
Description
2139
Amperage: 20A
Features:
- Weatherproof
- Can be used as Main, Branch, or 24 hour circuit protection
- Compact design enables high density circuit protection configurations
- Push-to-reset operation
- “Trip Free” design cannot be held “ON” during fault current condition
- Ignition protected – Safe for installation aboard gasoline powered boats
- Captive star lock washers meet requirements for anti-rotation and eliminate handling of small, easily dropped parts
WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Specifications:
- Amperage: 20a
- Box Dimensions: 2″H x 3″W x 7″L WT: 0.2 lbs
- UPC: 632085021399
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