Hioki IR4059 Digital Insulation Tester 1000V
The Hioki IR4059 is a high-performance digital insulation tester with five test voltages, a fast 0.3 second comparator response and a digital bar graph display. It adds low-resistance measurement and AUTO AC/DC voltage detection, and supports Bluetooth data transfer with the optional Z3210 adapter — making it a productive choice for high-volume insulation testing.
Key Features
- Five test voltages: 50V, 125V, 250V, 500V, 1000V (up to 4000MΩ)
- Fast comparator decision response: 0.3 seconds
- Digital readout with bar graph
- Low-resistance measurement (10/100/1000Ω) for protective-conductor and continuity checks
- AUTO AC/DC voltage measurement up to 1000V DC / 600V AC
- Bluetooth data transfer with the optional Z3210 adapter
- CAT III 600V safety rating, drop-proof, backlight
- LR6 alkaline battery ×4, approx. 20 hours operation
Included Accessories
CONNECTION CABLE L4930, ALLIGATOR CLIP SET L4935, TEST PIN SET L4938, TEST LEAD SET WITH REMOTE SWITCH (red) L9788-10, PROTECTOR Z5042, neck strap, LR6 alkaline battery ×4, instruction manual.
Applications
High-volume insulation testing, EV and protective-conductor continuity checks, and maintenance work where a fast comparator, low-resistance measurement and wireless data transfer improve productivity.
