The Gardner Bender GMT-318 is a multifunctional analog multimeter designed for homeowners, hobbyists, and professionals who need to measure electrical and electronic equipment. This handy unit makes troubleshooting electrical issues straightforward and reliable, helping you test circuits, batteries, cords, and household systems with confidence.
Whether you're checking the charge level of common batteries, diagnosing low-voltage circuit problems, testing wall receptacles for proper voltage and grounding, or inspecting electrical cords, light strings, fuses, and switches, the GMT-318 delivers the measurements you need. Its color-coded analog display and intuitive design make it accessible for users of all skill levels.
Features and Benefits
- 14 Ranges Across 6 Functions: Measures AC voltage, DC voltage, DC current, resistance, decibels on AC voltage ranges, and battery voltage in one portable unit.
- Color-Coded Analog Display: Easy-to-read scale simplifies interpreting measurements and reduces the chance of reading errors with its included mirror scale.
- Built-In 0 Ohm Adjustment Dial: Reset before resistance testing and perform internal battery tests without additional equipment.
- Fuse Overload Protection: Safeguards both the user and the meter from electrical damage during testing.
- Comprehensive Voltage and Current Testing: Tests AC and DC voltage at 10, 50, 250, and 500 volts, DC current up to 250 milliamps, and resistance up to 50,000 ohms.
- Battery Testing: Quickly checks common household batteries from 1.5V to 9V to confirm they hold a charge.
Specifications
- Brand: Gardner Bender
- Model: GMT-318
- Functions: AC voltage, DC voltage, DC current, resistance, decibels
- Ranges: 14
- AC Voltage: 10โ500V
- DC Voltage: 10โ500V
- DC Current: 250 milliamps maximum
- Resistance: Up to 50,000 ohms
- Battery Test Range: 1.5Vโ9V
- Decibel Range: โ20 to +56 dB on AC voltage ranges
- Display: Color-coded analog with mirror scale
- Warranty: 1 year
- Includes: Test leads and instruction manual