INSULATION TESTER IR4056

The IR4056 is a 5-range, 50V to 1000V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing.

CAT III 600 V

Key Features
• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ

• Stable & medium-speed digital readings, 0.8 second response time of PASS/ FAIL decisions

• Drop proof onto concrete from 1m (3.28 feet)

• Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Also available in the IR4056-21)

• Continuity check via 200 mA testing

• Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles

INSULATION TESTER IR4057

The IR4057 is a 5-range, 50V to 1000V digital insulation resistance tester with bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.

CAT III 600 V

Key Features

• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ

• Digital bar graph

• Stable & high-speed digital readings, 0.3 second response time for PASS/ FAIL decisions

• Drop proof onto concrete from 1m (3.28 feet)

• Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Option L9788-11 or L9788-10)

• Continuity check via 200 mA testing

• Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles

INSULATION TESTER IR4058

The IR4058 is a 5-range, 50V to 1000V digital insulation resistance tester with bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.

CAT III 600 V

Key Features

• Measured values held on the display are sent immediately to a smartphone or tablet via Bluetooth® Smart technology (IR4058)

• 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ

• Digital bar graph

• Stable & high-speed digital readings, 0.3 second response time for PASS/ FAIL decisions

• Drop proof onto concrete from 1m (3.28 feet)

• Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Option L9788-11 or L9788-10)

• Continuity check via 200 mA testing

• Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles