In Focus: Thexton Manufacturing 90-degree Electronic Back Probe Kit

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Thexton Manufacturing's 90-degree Electronic Back Probe Kit, No. THX 490-90, features sharp, small diameter probes that slide along wire into the connector to back probe circuits. Bent at 90 degrees with longer, more durable pins than the original 490 kit. No need to disconnect the connector or terminal. The 490-90 Kit includes 20 of the probes in five colors.

Features and benefits

The THX 490-90 provides the technician with 90-degree back probe pins which allow the technician access to the back probe circuit without any obstruction, increasing acces to tight spots as well. This product idea came directly from the technicians' feedback. The THX 490-90 add the angles that the technicians have asked for.


The product is assembled in Shakopee, Minn., at Thexton Manufacturing’s warehouse. The pins and alligator clips are made from plated steel and the housing is made of rubber.

  • Length: 2.75"
  • Width: 0.375"
  • Height: 0.40"

Selling points

  • Sharp, small diameter probes slide along wire into connectors to back of probe circuit.
  • Bent at 90 degrees with longer, more durable pins.
  • No need to disconnect connector and terminal to test.
  • Storage and display are in same compact packaging as THX 490.

Suggested retail price

$38.50, for a pack of 20. 

For more information

Thexton Mfg. Co. 

c/o Peter Swenson, VP sales & marketing