Fluke 1503 Insulation Resistance Tester 500V 1000V Megohmmeter

The Fluke 1503 Insulation Resistance Tester provides essential insulation testing performance for residential and commercial electricians who need a rugged, accurate, and reliable meter. Built to handle common insulation tasks with straightforward operation, it helps users verify system integrity, identify faults, and ensure electrical safety in the field. With 500V and 1000V test voltages, wide measurement ranges, and integrated safety functions, it streamlines routine maintenance and troubleshooting.

Key Features

Flexible insulation testing

• Supports 500V and 1000V insulation test voltages
• Measures insulation resistance from 0.1 MΩ to 2 GΩ

Versatile electrical measurements

• Measures AC/DC voltage from 0.1 V to 600 V
• Resistance measurement range: 0.01 Ω to 20 kΩ
• Provides 200 mA earth-bond continuity testing

Safety-focused design

• Live circuit detection prevents insulation testing above 30V
• Automatic capacitive voltage discharge
• CAT IV 600V safety rating

User convenience

• Large backlit display for easy visibility
• Auto power-off to extend battery life
• Compatible with optional Fluke TPAK hanging system
• Includes remote probe for repetitive or hard-to-reach tests

Benefits

• Improves electrical system reliability: Ensures proper insulation performance for safer installations and troubleshooting.

• Increases testing efficiency: Remote probe and simplified interface reduce testing time in the field.

• Enhances user protection: Built-in live circuit detection and auto-discharge help prevent unsafe measurements.

• Designed for on-the-go professionals: Compact, handheld form factor with long battery life supports frequent daily use.