Brand: Blue Sea Systems
Blue Sea Systems 7721 MEGA/AMG Safety Fuse Block
Blue Sea Systems 7721 MEGA/AMG Safety Fuse Block
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The Blue Sea Systems 7721 MEGA/AMG Safety Fuse Block provides a secure, ignition-protected mounting solution for high-amperage fuses in marine electrical systems. Designed for use on both gasoline and diesel-powered boats, this block includes a sealed, insulating cover that meets ABYC and USCG requirements to protect against environmental exposure.
- Ignition protected for marine installations
- Sealed cover guards against harsh environments
- Satisfies ABYC/USCG insulation requirements
- Flexible cover breakouts allow for wire access in any direction
- Maximum rating of 300A when used with 2/0 cable
- Compatible with Blue Sea Systems Square Format labels
- Manufacturer Part Number: 7721
- Regulatory note: This product includes a California Proposition 65 warning regarding chemicals including di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, birth defects, or other reproductive harm.
Please note that fuses are sold separately.
Product facts
- CT SKU
- CT-101956
- Model / MPN
- 7721
- UPC / GTIN
- 632085077211
- Package dimensions
- 2" X 4" X 8"
- Package weight
- 0.49 lb
- Specifications
- Fuse Type = MEGA/AMG\nType = Fuse Blocks
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
Shipping & returns
Shipping & returns
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Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
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Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
