Extech Instruments 4-Wire Earth Ground Resistance Tester GRT300. 4-wire 3-wire and 2-wire testing. Large dual line LCD. Automatic I (current) and P (potential) spike check. Test Hold function for easy operation. Autoranging Automatic Zero adjustment...
Extech Instruments 4-Wire Earth Ground Resistance Tester GRT300. 4-wire 3-wire and 2-wire testing. Large dual line LCD. Automatic I (current) and P (potential) spike check. Test Hold function for easy operation. Autoranging Automatic Zero adjustment...
Add Related products to weekly line up
Be the First to Know. Sign up for the newsletter today !
