AEMC 4630 Digital Ground Resistance Tester – Rechargeable 4-Point Tester with Extended Range to 2000Ω

The AEMC 4630 is a rugged, field-ready ground resistance tester designed for contractors and utility professionals who need dependable performance and a wide measurement range. With resistance testing up to 2000Ω and support for 3-point and 4-point measurements, this rechargeable model delivers accurate, repeatable results in demanding environments.

Ideal for grounding system verification, soil resistivity surveys, and lightning protection system checks, the 4630 combines dual digital/analog display readability with automatic self-check and test sequencing. It’s housed in a weather-resistant case that’s built to last in field conditions.

What’s Included:

• AEMC 4630 Ground Resistance Tester

• Rechargeable NiMH battery and charger

• Carrying case

• User manual
  (Test leads and ground rods sold separately or available in bundled kits)

Key Features:

• Measures ground resistance from 0.01Ω to 2000Ω

• Supports 3-point and 4-point testing configurations

• Dual-display: digital and analog bargraph

• Automatic self-check and test sequencing

• Rechargeable battery – no disposable cells needed

• Weather-resistant field case

• Simple, intuitive push-button operation

• CAT IV 50V / CAT III 300V safety rated

Applications:

• Substation and facility grounding system testing

• Soil resistivity surveys for electrical system design

• Lightning protection grounding verification

• Industrial and commercial site compliance checks

• Remote field testing by electrical contractors

Looking for other models? View all AEMC Ground Resistance Testers.