


About Klein Tools
As an American manufacturer of hand tools for more than 160 years, Klein Tools makes premium-quality, professional-grade tools that deliver performance, durability and precision. Our team continues to put six generations of expertise into each tool by using the highest quality materials and superior workmanship.
Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day … Since 1857.
Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece
4-Piece Klein Tools Homeowner Tester Kit is the ideal kit to test all your in-home electrical testing needs, featuring GFCI and Non-Contact Voltage Testers. Premium Electrical Test Kit includes a Manual-Ranging Digital Multimeter (Cat. No
- Electrical Kit with Premium Testers solve various electrical applications; Manual-Ranging Digital Multimeter, Dual Range Non-Contact Voltage Tester with Flashlight, and GFCI Receptacle Tester with LCD
- Digital Multimeter measures up to 600V AC/DC voltage, 10A DC current and 2MOhms resistance; also tests batteries, diodes, and continuity (Cat. No. MM320)
- Voltage Tester has dual-range capabilities to detect from 12 to 1000 VAC or 70 to 1000 VAC for a broad variety of low-voltage or standard voltage applications (Cat. No. NCVT3P)
- GFCI Receptacle Tester features a large backlit LCD readout of voltage, and clear indication of wiring conditions, including patent pending detection of Open Neutral / Open Ground wiring faults (Cat.
- This circuit breaker finder can quickly and accurately locate the correct circuit breaker in a panel corresponding to the circuit to which an electrical outlet or fixture is connected (Cat. No. ET310)
- GFCI tester consists of two parts: a Transmitter connected to the electrical outlet or fixture, and a Receiver used to scan the panel to locate the correct breaker
- Receiver delivers clear visual and audible indications when the correct breaker has been located
FEATURES

Multimeter measures up to 600 AC/DC voltage and 10A DC current

NCV tester detects from 12 to 1000 VAC or 70 to 1000 VAC

Circuit Breaker Finder locates the correct breaker in a panel
![]() Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece S... | ![]() Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, ... | ![]() Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Teste... | ![]() Klein Tools ET270 Auto-Ranging Digital Multi-Tester, AC/DC, Resistance, Conti... | ![]() Klein Tools MM450 Slim Digital Multimeter, Reverse Contrast Display with Lead... | ![]() Klein Tools ET310CASE Replacement Case for Klein Tools ET310KIT, Compatible w... | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — | — | — | — |
| Mfg. No. | 80016 | RT390 | MM325 | ET270 | MM450 | ET310CASE |
| Description | Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece S... | Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, ... | Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Teste... | Klein Tools ET270 Auto-Ranging Digital Multi-Tester, AC/DC, Resistance, Conti... | Klein Tools MM450 Slim Digital Multimeter, Reverse Contrast Display with Lead... | Klein Tools ET310CASE Replacement Case for Klein Tools ET310KIT, Compatible w... |

Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece

About Klein Tools
As an American manufacturer of hand tools for more than 160 years, Klein Tools makes premium-quality, professional-grade tools that deliver performance, durability and precision. Our team continues to put six generations of expertise into each tool by using the highest quality materials and superior workmanship.
Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day … Since 1857.

4-Piece Klein Tools Homeowner Tester Kit is the ideal kit to test all your in-home electrical testing needs, featuring GFCI and Non-Contact Voltage Testers. Premium Electrical Test Kit includes a Manual-Ranging Digital Multimeter (Cat. No
- Electrical Kit with Premium Testers solve various electrical applications; Manual-Ranging Digital Multimeter, Dual Range Non-Contact Voltage Tester with Flashlight, and GFCI Receptacle Tester with LCD
- Digital Multimeter measures up to 600V AC/DC voltage, 10A DC current and 2MOhms resistance; also tests batteries, diodes, and continuity (Cat. No. MM320)
- Voltage Tester has dual-range capabilities to detect from 12 to 1000 VAC or 70 to 1000 VAC for a broad variety of low-voltage or standard voltage applications (Cat. No. NCVT3P)
- GFCI Receptacle Tester features a large backlit LCD readout of voltage, and clear indication of wiring conditions, including patent pending detection of Open Neutral / Open Ground wiring faults (Cat.
- This circuit breaker finder can quickly and accurately locate the correct circuit breaker in a panel corresponding to the circuit to which an electrical outlet or fixture is connected (Cat. No. ET310)
- GFCI tester consists of two parts: a Transmitter connected to the electrical outlet or fixture, and a Receiver used to scan the panel to locate the correct breaker
- Receiver delivers clear visual and audible indications when the correct breaker has been located
FEATURES

Multimeter measures up to 600 AC/DC voltage and 10A DC current

NCV tester detects from 12 to 1000 VAC or 70 to 1000 VAC

Circuit Breaker Finder locates the correct breaker in a panel
![]() Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece S... | ![]() Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, ... | ![]() Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Teste... | ![]() Klein Tools ET270 Auto-Ranging Digital Multi-Tester, AC/DC, Resistance, Conti... | ![]() Klein Tools MM450 Slim Digital Multimeter, Reverse Contrast Display with Lead... | ![]() Klein Tools ET310CASE Replacement Case for Klein Tools ET310KIT, Compatible w... | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — | — | — | — |
| Mfg. No. | 80016 | RT390 | MM325 | ET270 | MM450 | ET310CASE |
| Description | Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece S... | Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, ... | Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Teste... | Klein Tools ET270 Auto-Ranging Digital Multi-Tester, AC/DC, Resistance, Conti... | Klein Tools MM450 Slim Digital Multimeter, Reverse Contrast Display with Lead... | Klein Tools ET310CASE Replacement Case for Klein Tools ET310KIT, Compatible w... |





















