CircuitGuard – Relay Tester with Jumper Wire Set

Take Full Control of Vehicle Circuits Like a Pro!⚡

Unlock a new level of precision in automotive diagnostics with a tool designed for direct circuit control, accurate testing, and faster fault detection. This relay tester lets you bypass standard ignition restrictions, giving you instant manual access to fuel pump and other relay-controlled systems. Whether you're diagnosing pressure issues or tracking electrical faults, it delivers clean, controlled, and reliable performance every time.

Key Features!

🔌 Direct Circuit Control!

Take command of the fuel pump and relay systems without relying on the ignition switch. 

📊 Amp Monitoring Loop!

Equipped with a built-in current loop wire, making it easy to attach a clamp meter or scope.

⚙️ Plug & Play Setup!

No complicated wiring needed just remove the original relay and plug the device in. With a simple switch flip, you get instant circuit control in seconds.

💪 Heavy-Duty Performance!

Built to handle up to 20A continuous load and 30A surge at 12V, ensuring safe operation with high-demand automotive components like motors and compressors.

Diagnose faster, test smarter, and control every circuit with confidence!🔥

OUR GUARANTEE!

We believe in 100% customer satisfaction and that is why we are offering all customers a 30 day money-back guarantee! If you are not satisfied with our product, you may return the item within 30 days from the order date for a full refund. If you don't like our product, get a full refund within 30 days, no questions asked.

Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right.

We have 24/7 Email Support. Please contact us through our email or through our contact form, if you need assistance we are always here for you!