IR5050 Series High Voltage Insulation Testers

This compact, lightweight insulation tester is designed for high-voltage applications and delivers stable, reliable measurements even in noisy environments. With multiple measurement ranges, a GUARD terminal, and strong noise rejection, it ensures accurate results every time. Intuitive rotary controls and advanced diagnostics including PI, DAR, and DD support efficient and confident testing.


Hioki L9850-13 Test Lead for the IR5050 and IR5051 insulation testers, blue, 32'-

Hioki L9850-13 Test Lead for the IR5050 and IR5051 insulation testers, blue, 32'
Model: L9850-13

Sale Price $164.35 USD
Regular Price $173.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $164.35 USD
Regular Price $173.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki L9850-12 Test Lead for the IR5050 and IR5051 insulation testers, black, 32'-

Hioki L9850-12 Test Lead for the IR5050 and IR5051 insulation testers, black, 32'
Model: L9850-12

Sale Price $205.20 USD
Regular Price $216.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $205.20 USD
Regular Price $216.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki L9850-11 Test Lead for the IR5050 and IR5051 insulation testers, red, 32'-

Hioki L9850-11 Test Lead for the IR5050 and IR5051 insulation testers, red, 32'
Model: L9850-11

Sale Price $164.35 USD
Regular Price $173.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $164.35 USD
Regular Price $173.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki L9850-03 Test Lead for the IR5050 and IR5051 insulation testers, blue, 9.84'-

Hioki L9850-03 Test Lead for the IR5050 and IR5051 insulation testers, blue, 9.84'
Model: L9850-03

Sale Price $57.95 USD
Regular Price $61.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $57.95 USD
Regular Price $61.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki L9850-02 Test Lead for the IR5050 and IR5051 insulation testers, black, 9.84'-

Hioki L9850-02 Test Lead for the IR5050 and IR5051 insulation testers, black, 9.84'
Model: L9850-02

Sale Price $83.60 USD
Regular Price $88.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $83.60 USD
Regular Price $88.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki L9850-01 Test Lead for the IR5050 and IR5051 insulation testers, red, 9.84'-

Hioki L9850-01 Test Lead for the IR5050 and IR5051 insulation testers, red, 9.84'
Model: L9850-01

Sale Price $57.95 USD
Regular Price $61.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $57.95 USD
Regular Price $61.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki IR5051-90 PV High-Voltage Insulation Tester with wireless adapter, 2000 V-

Hioki IR5051-90 PV High-Voltage Insulation Tester with wireless adapter, 2000 V
Model: IR5051-90

Your Price $2526.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $2526.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki IR5051 PV High-Voltage Insulation Tester, 2000 V-

Hioki IR5051 PV High-Voltage Insulation Tester, 2000 V
Model: IR5051

Your Price $2415.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $2415.00 USD
Availability 2 to 3 Weeks
Quantity

Hioki IR5050-90 KIT High Voltage Insulation Tester with wireless adapter, 5 kV, 10 TΩ-

Hioki IR5050-90 KIT High Voltage Insulation Tester with wireless adapter, 5 kV, 10 TΩ
Model: IR5050-90 KIT

Your Price $2239.00 USD
Availability 5 to 6 Weeks

Qty:

Your Price $2239.00 USD
Availability 5 to 6 Weeks
Quantity

Hioki IR5050 High Voltage Insulation Tester, 5 kV, 10 TΩ-

Hioki IR5050 High Voltage Insulation Tester, 5 kV, 10 TΩ
Model: IR5050

Your Price $2151.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $2151.00 USD
Availability 2 to 3 Weeks
Quantity