Fuse Relay Box, Relay Block Box Built-in Diodes 6 Way 12 AWG Pre-Wired Waterproof Relay Panel with Relays and Terminals, ATC/ATO Fuses Automotive Relay Box 12V for Automotive Car Marine Boat

★★★★★ 4.1 118 reviews

$25.99
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$25.99
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Free shipping Free 30-day returns

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Product details

Management number 217657466 Release Date 2026/04/19 List Price $10.40 Model Number 217657466
Category
  • Heavy Duty Fuse Relay Box: This automotive relay box features 6 high-quality 40A relay with Built-in diode and 12 AWG harness, each relay features high-speed suppression diodes (response <1ns) to block voltage spikes and EMI. Individual relay slots allow quick replacement without disrupting other circuits.
  • Pre-Wired and Label Directions for Effortless Installation: We have thoughtfully equipped the fuse and relay box with pre-wired and label directions + color-coded 12AWG tinned copper wires (6 colors) + step-by-step manual with FQA guide. Note: pin85 port must be grounded and pin86 port must be connected to trigger due to diode configuration.
  • Superior 12v Relay Box Configuration Compared to Others: Each relay is equipped with a built-in diode to protect the circuit. Using high-quality 12AWG tinned copper wire to connect pin30 ports, suitable for most devices. Added heat shrink female spade connectors 13 PCS and 2 sets of fuses (5A-30A, 2 of each type), one set for backup purposes. The complete set saves the trouble of purchasing and you can use it right away.
  • Integrated Relay Box: 12V relay block installs compatible fuses, relays and diodes for each circuit to provide triple overcurrent protection. When the current is too high, the fuse blows first to protect the device from damage. Two sets of fuses for you to replace at any time. Top and bottom cover seal, which can block dust, splashing water, and light rain (do not fully immerse in water). The entire relay panel is resistant to short circuits, corrosion, dust, and has reliable performance.
  • Universal 12V Application: Designed for 12V systems, this fuse block with relay is perfect for automotive, truck, marine (bilge pumps), RV(lighting), and DIY projects, ideal for controlling lights, pumps, motors, or other accessories. Its modular design streamlines complex wiring for improved reliability.

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