Metrel MI 3114 PV Tester

Metrel MI 3114 PV Tester

The Metrel MI 3114 PV Tester is a compact, rugged, and efficient instrument designed for safety testing and performance verification of photovoltaic (PV) installations—supporting system voltages up to 1500 V and short-circuit currents up to 40 A.

Designed for solar professionals, the MI 3114 offers automated test sequences for fast and reliable verification of PV strings and modules, including open-circuit voltage, short-circuit current, insulation resistance, and polarity. Results are displayed clearly on a large backlit LCD, and data can be stored and analyzed via Metrel’s MESM software.

Key Features:

• Supports PV systems up to 1500 V and 40 A Isc
• Measures open-circuit voltage (Voc) and short-circuit current (Isc)
• Insulation resistance measurement up to 1000 V
• Automated test sequences for quick PV checks
• Polarity check with visual and audible indication
• Large, outdoor-readable backlit display
• Handheld, battery-powered design for field use
• Compatible with Metrel MESM software for reporting

Kit Includes:

• MI 3114 PV Tester unit
• MC4-compatible PV test lead set
• Test probes and crocodile clips
• Carrying case
• Batteries and user manual

Applications:

• Verification of high-voltage PV strings (up to 1500 V)
• Safety checks and maintenance of solar arrays
• Commissioning PV installations with up to 40 A Isc