Relay Tester

A specialized instrument for checking multipole electromechanical relays quickly and accurately in the field. It individually verifies normally open (NO) and normally closed (NC) contacts on Finder 60.13.9.024 and 55.34.9.024 relays, drastically reducing maintenance time.

NC / NO testing
Digital readout
Field ready

Product documentation

Compatibility: Finder 60.13 / 55.34
Protection: IP67 · IK08

Gallery

Learn to use the instrument in 3 minutes

Follow this simple step-by-step tutorial to check multipole relays directly in the field with your Relay Tester. In only 3 minutes you will learn how to use it and get the most from its features, quickly and safely.

Watch the full video

Relay Tester in Action

Two scenarios showing where the instrument is used and how a check is performed directly in the field.

**Maintenance environment** Example of a relay panel or test bench where the portable diagnostic device can be used.

**Field testing** Relay Tester in operating condition, with the relay inserted, power connected and the sequential selector mechanism in use.

Main Advantages

Everything needed to speed up relay testing in the field.

Instant Digital Readout

Instant NC/NO relay testing through plug-and-play connections, with a display that shows voltage and current immediately.
Finder Relay Compatibility

Compatible with Finder 60.13.9.024 and 55.34.9.024 models commonly used in Komatsu PC5500 hydraulic shovels.
Easy Field Transport

Its carrying bag, compact design and magnetic mounting make it easy to transport and use across different working conditions.

Compatible Relays

Dedicated sockets let technicians test each pole and verify the NO and NC contacts on both supported relay models.

Finder 60.13.9.024

3-pole electromechanical relay

Base Finder 90.23

Finder 55.34.9.024

4-pole electromechanical relay

Base Finder 94.842

Specifications

Technical information organized for quick field reference.

Electrical

Input voltage: 24 to 26 VDC
Power consumption: 420 mA to 500 mA
Voltage measurement: 24 VDC
Internal protection: 5 × 20 mm, 250 V / 5 A glass fuse and internal current limiting

Mechanical

Dimensions: 231 × 185 × 120 mm
Protection: IP67
Case material: Polycarbonate
Weight (without accessories): 1.5 kg
Temperature: –30 °C to +60 °C
Flame protection: HB / V-0 / 5VA
IK rating: IK08

Accessories

Includes a polyester bag for cables and accessories, a two-meter power cable with alligator clips, and a rigid zippered case to protect the complete kit during transport.

Polyester carrying bag
Two-meter power cable with alligator clips
Rigid zippered case

Downloads

View or download the current Relay Tester documentation.

From Prototypes to Industrial Solutions

Join the community born from field technicians' ideas and evolved into professional products: receive invitations to field trials, product updates, advanced tutorials and exclusive promotions.

We review the context of your challenge.
We define the capabilities you need.
We propose a feasible path to execution.