8-in-1 Refrigerator Diagnostic Tester — Open-Box, 23% Off

8-in-1 All-In-One Fridge Diagnostic Tool This integrated tester replaces 8 separate single-function testing devices: electric valve tester, air damper tester, bistable pulse solenoid valve tester, DC cooling fan tester, variable frequency compressor & inverter board tester, refrigerator mainboard pulse valve drive tester, dual-signal inverter board tester and single-signal inverter board tester. Equipped with 8 dedicated test modes exclusively designed for all mainstream refrigerator core components. Rapidly detect hidden electrical and mechanical faults to eliminate blind trial-and-error part replacement.

Precise & Stable Test Readings High-precision built-in sensor module outputs consistent measurement data. Pinpoint faulty fridge parts within minutes, reduce repeated repair work and prevent damage to fragile refrigerator sealing assemblies during disassembly.

Shop-Grade Durable & User-Friendly Build Waterproof dustproof touch control panel adapts to greasy, damp compressor compartment environments. Large digital screen displays real-time voltage, resistance and frequency data. A full step-by-step operation tutorial manual is included in the package. Related operation video guides are publicly available on YouTube for reference, suitable for professional maintenance personnel and home refrigerator repair work.

Equipped With Zipper Storage Case For Neat Storage Comes with a zippered carrying case as shown in the picture. The case has mesh pockets to organize all matching test wires and accessories, keeping all components tidy and easy to transport for on-site fridge maintenance tasks.

Save Costs & Boost Repair Efficiency Integrate all essential refrigerator testing functions into one single unit, no extra need to purchase multiple separate measuring devices. Compatible with most popular refrigerator brands to speed up every repair job and lift service profits.

Multi-Functional Refrigerator Tester – One Tool for Multiple Diagnostics There is no need to replace a separate tester for each refrigerator component. This all-in-one tester can easily and accurately diagnose 11 parts — perfect for professionals and DIY enthusiasts. Compatible Components: Compressor & Inverter Compressor Pulse Solenoid Valve DC Fan (3-wire & 4-wire) Electric Valve Inverter Board (2-wire communication) Transformer Board Constant Frequency Compressor Key Functions: Frequency adjustment for precise control Dual stabilized impulse solenoid valve testing Single / double throttle testing Solenoid master board pulse test LIN communication interface support Features You’ll Appreciate: Real-time digital display – See detected parameters instantly Waterproof & dustproof buttons – Reliable in shop or field conditions Fault diagnosis – Quickly pinpoint issues across all major components What’s Included: Tester unit, test leads, user manual We’re here to help.