Skip to product information
1 of 1

Blue Sea 5502100 Class T Fuse Block w/Insulating Cover - 225 to 400A

Blue Sea Systems

Regular price $126.97
Available to Order
Shipping calculated at checkout.
Quantity
Free Shipping on orders over $199 🔄 30-Day ReturnsSee policy ✉️ support@sonarkmarine.com
Ships from U.S. warehouse via CWR Distribution. Manufacturer warranty applies when included by the brand.

Marine-grade circuit protection from Blue Sea Systems. Built for the demands of saltwater, vibration, and continuous DC loads — not generic automotive fuses.

Key benefits

  • Protects expensive marine electronics from short circuits
  • Corrosion-resistant for saltwater environments
  • ABYC-compliant marine construction

What you're getting

Brand: Blue Sea Systems
Part Number: 5502100
Fulfillment: Ships from a U.S. marine distribution warehouse
Warranty: Manufacturer warranty terms vary by brand and product

Product details

Class T Fuse Block with Insulating Cover - 225 to 400A Allows the use of Class T fuses for fast acting circuit protection of inverters and other electronics Four stud design provides ample access around connecting stud to install large cable lugs without obstruction from the fuse Insulating cover satisfies ABYC/USCG insulation requirements Cover breakouts allow wire access in any direction Stud design ensures secure fuse mounting even with high heat Stainless steel studs provide resistance to corrosion and high torque One-piece stainless flange nuts ensure safe and secure connections UL 94-V0 base resists high heat Technical Specifications: Cable Size: Up to 4/0 AWG Ignition Protected: Yes Maximum Amperage: 320A Maximum Voltage: 160V DC Fuse Mounting Blocks: Tin-Plated Copper Terminal Stud

Shipping & returns

Shipping options and charges are shown at checkout. Orders normally ship from a U.S. distribution warehouse. Manufacturer warranty eligibility and claim procedures vary by brand; review the manufacturer’s current terms before ordering. Questions can be sent to support@sonarkmarine.com.

View full details

Sonark Marine guide

Compare marine power gear

Use the battery and charger guides to match charging, house-bank, and onboard power needs.