1kV Digital Insulation Resistance Tester IRT1K

The Stellar IRT1K is a compact digital insulation resistance tester designed for electrical testing, preventive maintenance, and troubleshooting applications. It supports multiple insulation test voltages from 50V to 1000V and measures insulation resistance up to 20GΩ, making it suitable for checking cables, motors, transformers, panels, switchgear, and electrical installations.

With additional functions such as AC/DC voltage measurement, resistance measurement, continuity testing, live circuit detection, low resistance / LoΩ testing, and auto power-off, the IRT1K is a practical tool for electricians, maintenance engineers, and industrial service teams.

Features:

• Insulation resistance measurement up to 20GΩ
• Selectable test voltages: 50V, 100V, 250V, 500V, and 1000V
• Short-circuit test current >1mA for reliable insulation testing
• Live circuit detection for user safety
• Low resistance / LoΩ test function
• AC/DC voltage measurement up to 1000V
• Continuity test function with buzzer indication
• Auto power-off function to save battery life
• Safety rating: EN61010 600V CAT IV / 1000V CAT III
• Compact and rugged design for field use
• Suitable for testing cables, motors, transformers, panels, and electrical equipment