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Test box combi 12 V

Test box combi 12 V
COMBITESTBOX-F.PLGCON-12V

Art.-no. 0555772123
EAN 4045727540954

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Checking of trailer connectors and towing vehicle sockets

Overload protection


LED in centre of test box indicates whether test can be performed or whether there is an overload



Operating voltage


12 volt DC / 3 volt DC



Scope of delivery


  • Test box with 4.5 m cable and combi-connector

  • Short adapter for testing 7-pin trailer connectors

  • Lithium button cell 3V CR 2032

  • Supplied in practical storage case

Complies with ISO 1724, ISO 11446 and ISO 3732

Product information

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Application area

Also suitable for vehicles with CAN bus


Testing of 7-pin and 13-pin sockets on the vehicle:



The test box simulates the trailer


Functional check:

LED (9(-) and 10(-)) must light up


The test box is fitted with a 4.5 m cable, which means that the test can be performed by one person




Testing of 7-pin and 13-pin connectors on the trailer:



The test box simulates the towing vehicle using battery operation (3V button cell)


When testing 7-pin connectors, the supplied adapter must be used

Test box combi 12 V including:
1 x
Lithium button cell 3 V

RDCLL-LITHIUM-CR2032-3V

Description: Low level of self-discharge
Quantity: 1 x
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Art.-no.
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Product information

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Datasheets ()

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Technical information