- Designed for industrial electrical testing
- Automatic AC/DC voltage testing to 1000 V
- OpenJaw™ measures AC current up to 100 A
- Resistance measurement extends up to 1000 Ω
Fluke T5-1000 Electrical Tester
The Fluke T5-1000 Electrical Tester is a compact voltage, continuity, current and resistance tester designed for residential, commercial and industrial electricians. It automatically selects between AC and DC voltage and measures up to 1000 V, measures AC current up to 100 A using the OpenJaw™ design, and checks resistance up to 1000 Ω. A built-in continuity beeper provides quick go/no-go continuity checks during electrical troubleshooting.
OpenJaw™ current measurement allows a single conductor to be positioned within the sensor without breaking the circuit or making metallic contact for the current measurement. Detachable Slim Reach probe tips, integrated probe storage and a rear test-lead slot support work in tight spaces, while display hold and automatic power-off support everyday testing. The tester is rated CAT IV 600 V and CAT III 1000 V and incorporates an integrated protection circuit.
Key Benefits
- Automatic AC/DC voltage selection removes the need to manually choose between AC and DC measurement
- OpenJaw™ current measurement checks AC current up to 100 A without breaking the circuit
- Current measurement can be performed without metallic contact with the conductor
- Resistance measurement supports troubleshooting of motors, HVAC systems and electrical systems
- Built-in continuity beeper provides quick go/no-go continuity checks
- Detachable Slim Reach probe tips support testing where access is restricted
- Integrated probe storage keeps the probes with the tester between measurements
- Rear test-lead slot allows the tester body to act as an extended handle for one probe
- Display hold retains the measured value on screen for viewing
- Automatic power-off helps conserve battery life when the tester is not being used
Common Applications
Fluke T5-1000 is suitable for a range of electrical testing and troubleshooting tasks, including:
- Residential electrical troubleshooting
- Commercial electrical troubleshooting
- Industrial electrical troubleshooting
- AC and DC voltage measurement
- AC current measurement
- Continuity checks
- Motor resistance troubleshooting
- HVAC system resistance troubleshooting
- Electrical system resistance troubleshooting
Why Choose This Model?
The T5-1000 extends AC and DC voltage measurement to 1000 V and carries CAT IV 600 V and CAT III 1000 V ratings, compared with the T5-600 at 600 V and CAT III 600 V. Both models provide AC current measurement to 100 A and resistance measurement to 1000 Ω.
Product Comparison
| Feature | Fluke T5-1000 | T5-600 |
|---|---|---|
| AC voltage range | 0 to 1000 V rms | 0 to 600 V rms |
| DC voltage range | 0 to 1000 V | 0 to 600 V |
| AC current range | 0 to 100.0 A | 0 to 100.0 A |
| Resistance range | 0 to 1000 Ω | 0 to 1000 Ω |
| AC current resolution | 0.1 A | 0.1 A |
| Measurement category | CAT IV 600 V, CAT III 1000 V | CAT III 600 V |
| Maximum voltage to earth ground | 1000 V rms | 600 V rms |
General Specifications
| Specification | Details |
|---|---|
| Product type | Voltage, continuity, current and resistance electrical tester |
| AC response | Averaging |
| AC/DC voltage selection | Automatic |
| Current measurement | OpenJaw™ current measurement without breaking the circuit |
| Continuity indication | Built-in continuity beeper |
| Continuity beeper threshold | On at <25 Ω, off at >400 Ω |
| Voltage indicator LED threshold | Guaranteed on by 30 V AC |
| Display hold | Supported |
| Auto-off | Approximately 45 minutes |
| Low battery indicator | Yes |
| Probe tips | Detachable Slim Reach probe tips |
| Probe storage | Integrated probe storage |
| Test lead compatibility | Accepts Fluke accessory test clips |
| Enclosure rating | IP40 per IEC 60529, no vacuum applied |
| Safety | IEC 61010-1: Pollution Degree 2; IEC 61010-2-032: CAT IV 600 V, CAT III 1000 V |
| Maximum voltage to earth ground | 1000 V rms |
| Electromagnetic environment | IEC 61326-1: Portable |
| Calibration cycle | 1 year |
Measurement and Accuracy Specifications
| Measurement Function | Range and Resolution | Accuracy |
|---|---|---|
| AC voltage | 0 to 1000 V rms 1 V resolution 45 Hz to 66 Hz |
±(1.5 % + 2 digits) |
| DC voltage | 0 to 1000 V 1 V resolution |
±(1 % + 1 digit) |
| AC current | 0 to 100.0 A 0.1 A resolution 45 Hz to 66 Hz |
±(3 % + 3 digits) |
| Resistance | 0 to 1000 Ω 1 Ω resolution |
±(1 % + 2 digits) |
Mechanical and General Information
| Specification | Details |
|---|---|
| Jaw opening | 12.9 mm (0.5 in) |
| Maximum wire size | 1/0 THHN Cable |
| Dimensions | 30.5 x 51 x 203 mm |
| Weight | 300 g |
| Operating temperature | -10 °C to 50 °C |
| Storage temperature | -30 °C to 60 °C |
| Relative humidity | 0 % to 95 % at 5 °C to 30 °C 0 % to 75 % at 30 °C to 40 °C 0 % to 45 % at 40 °C to 50 °C |
| Operating altitude | 2000 m maximum |
| Storage altitude | 10,000 m |
| Battery type | 2 x AA batteries |
| Battery life | 400 hours alkaline; 200 hours zinc chloride |
| Drop resistance | Withstands a 10 ft. (3 m) drop |
Specification Notes
- Accuracy is specified for 1 year after calibration at 18 °C to 28 °C with relative humidity to 90 %
- AC conversions are AC-coupled, average responding and calibrated to the rms value of a sine wave input
- Temperature coefficient is 0.1 x specified accuracy per °C below 18 °C or above 28 °C
What’s Included
- Fluke T5-1000 Electrical Tester
- 4 mm detachable probes
- Quick Reference Guide
Meta Description
Fluke T5-1000 Electrical Tester measures AC/DC voltage to 1000 V, AC current to 100 A with OpenJaw™, and resistance to 1000 Ω.
Official Documents
- Fluke T5-1000 Data Sheet
- Fluke T5-600/T5-1000 Instruction Card
- Fluke T5-600/T5-1000 Official Product Document
What’s Included
- Fluke T5-1000 Electrical Tester
- 4 mm detachable probes
- Quick Reference Guide
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