Description:

Reliable, compact, and built for high-current applications, the 50023R 30A Fused Relay Switch Kit (5 Pack) is a complete solution for adding or upgrading electrical control circuits in automotive and RV systems. Designed with an integrated blade fuse socket, each relay eliminates the need for a separate fuse holder, saving space while providing essential overcurrent protection.

These 4-pin SPST (Single Pole Single Throw) relays are rated at 30 amps / 12 volts and feature heavy-duty 14 AWG wiring on the main contacts for stable, high-load performance. The included relay sockets use an interlocking mounting design, allowing multiple relays to be securely connected together for a clean, organized installation.

Color-labeled wires make wiring straightforward and reduce installation errors, making this kit ideal for both DIY upgrades and professional installations. Suitable for a wide range of applications—from power accessories to motor control—this relay kit delivers dependable switching performance and long service life.

Application Compatibility:

• Automotive electrical systems
• Cars, trucks, SUVs, and RVs
• Accessory and ignition circuits
• Motor and electronic device control

Relay Specifications:

• Relay Type: 4-Pin SPST (Single Pole Single Throw)
• Voltage: 12V
• Current Rating: 30 Amps
• Contact Material: Copper
• Fuse Type: 30A Blade Fuse (integrated)
• Wiring Gauge: 14 AWG (main contact)

Wiring Color Guide:

• Black (85): Ground
• Red (30): VDC / Battery Power
• White (86): Trigger
• Blue (87): Output (Normally Open)

Kit Includes:

• 5 × 30A 12V Automotive Relays
• 5 × Relay Harness Sockets
• 5 × 30A Blade Fuses

Material:

Copper contacts with durable relay housings and insulated wiring

Mounting Type:

Interlocking wall-mount–style relay sockets for clean cable management

Warranty:

Manufacturer-backed quality assurance for dependable performance and long-term reliability