Fluke 1555 10Kv Insulation Tester

🔧 Product Summary

The Fluke 1555 Insulation Resistance Tester is a high‑voltage, professional‑grade megohmmeter designed for testing insulation on motors, generators, cables, switchgear and high‑voltage equipment. With test voltages up to 10 kV and resistance measurements up to 2 TΩ, it’s built for industrial maintenance teams who need reliable, repeatable results in demanding environments. The 1555 offers automated testing, digital logging and rugged field durability, making it a trusted tool for predictive and preventive maintenance programs.

📏 Measuring Ranges / Key Specifications

Insulation Resistance

• Range: up to 2 TΩ
• Accuracy: ±(5% + 2 digits) at 1 mA test current
• Short‑circuit current: 3 mA typical

Test Voltages

Selectable in steps:

• 250 V
• 500 V
• 1000 V
• 2500 V
• 5000 V
• 10 000 V

Voltage Measurement

• 0–600 V AC/DC
• Automatically inhibits insulation test if voltage is detected

Capacitance Measurement

• 0.01 µF to 15 µF (load dependent)

Leakage Current

• Calculated during insulation test

Polarisation Index (PI) & Dielectric Absorption Ratio (DAR)

• Fully automatic

Timer Functions

• Up to 99 minutes

Safety Rating

• CAT IV 600 V

Hiring with Measurements101
Booking is simple: select your dates, choose your equipment, and check out. Once your order is placed, we’ll be in touch within the hour to organise delivery.
Not sure if this is the right tester for your job? Give us a call anytime — we’re always happy to help you get the right tool.

*Specifications are indicative only and may vary in practice. Please confirm suitability for your application.*