Circuit Breakers

Micro-Processor Controlled - Reduces False Readings. Fully Automatic - No Adjustments Necessary! 120/220 VAC Transmitter (250 VAC Max). Audible & Visual Indication  ...more

Tests and verifies proper operation of the Arc Fault Circuit Breaker. Extremely easy to use - One button operation  ...more

Allows instant testing of GFCI receptacles or GFCI circuit breaker protected circuits. Checks 120VAC grounded outlets for correct/incorrect wiring. LED indicators signal correct wiring, open ground, open neutral, open hot, hot/ground reversed, and hot/neutral reversed.  ...more

Detect AC Voltage (100 – 600V). Use non-contact method of Voltage testing. Totally insulated, no exposed metal or conductive parts. Check for AC Voltages without necessity of disconnecting the electrical system. Test for AC Voltage cables, circuit breakers, wall sockets, junction boxes, fuses, etc. ...more

The ECB50 is offered in three different models based on your required socket and voltage configurations. It is a microporocessor-driven tracer that allows three types of troubleshooting – circuit breaker identification, wire tracing in walls, and wire sorting.  ...more

Numeric value and audible signal provide quick and easy-to-understand tracing feedback. Identifies breakers and fuses. Traces wires behind walls. Can be used on de-energized/energized circuits 0-600V AC/DC . ...more

Numeric value and audible signal provide quick and easy-to-understand tracing feedback. Receiver display rotates automatically for easy viewing. Identifies breakers and fuses. Traces wires behind walls. Can be used on de-energized/energized circuits 0-600V AC/DC. ...more

Automatically indicates the right breaker for quick & easy breaker identification. Works on 120/220V circuits. Non-contact voltage sensor included. Verifies presence of power. Includes GFCI receptacle tester. Verifies proper wiring. Low battery indicator  ...more

Numeric value and audible signal provide quick and easy-to-understand tracing feedback. Receiver display rotates automatically for easy viewing. Identifies breakers and fuses Traces wires behind walls. Can be used on circuits de-energized/energized 0-600V AC/DC. Includes inductive clamp and battery pack. ...more

Locates circuit breakers and tests receptacle wiring. Quickly locate 110V to 125VAC Circuit Breakers and Fuses. Variable Sensitivity adjustment to pinpoint correct circuit breaker. Bright Red and Green LEDs indicates if receptacle is correctly wired or six fault conditions  ...more

Locates circuit breakers and tests receptacle wiring. Quickly locate 110V to 125VAC Circuit Breakers and Fuses. Variable Sensitivity adjustment to pinpoint correct circuit breaker. ...more

The Inverter Test Panel is a resistor load bank with input and output metering. Input voltage (0-30 DC) and input current (0-100 Amp) are metered on the panel. The DC input power is protected by a 50 Amp circuit breaker. The power is connected to the inverter through a 3 pin connector and controlled by the panel ON/OFF switch which operates a high ...more

The MZC 200 Series instruments are cost effective, portable and easy touse meters for testing electrical installations with over current circuit breakers. The instrument measures loop impedance and prospective short-circuit loop current. The MZC 200 series consists off our types of instruments (200, 201, 202, 203), each for different nominal line v ...more

Model: RCB110V: 100-120ACV, 50/60Hz. Model: RCB220V: 200-240ACV, 50/60Hz. Checking the power socket pin assignment. Residual current circuit breaker test. Rated triping current setting 10mA, 30mA, 100mA, 300mA and 500mA ...more

The 3091LD is designed to provide precisely controlled non-linear loads for testing AC power generation equipment such as UPS?s, AC sources, electrical switches and circuit breakers. The ability to simulate high crest factor and variable power factor AC load conditions provides an effective method of testing these and other AC products against ...more

The MZC 300 Series meters are portable and easy to use meters for testing electrical installations with over current circuit breakers. The instruments measure loop and prospective short-circuit loop current. The MZC 303E can also measure short circuit loop resistance in the installations with RCD without triggering the circuit breaker (for I?n=30mA ...more

The DFA100, Dielectric Fault Analyzer, is a handheld and battery powered instrument used for monitoring acoustic emissions. The acoustic emission diagnostic technique is a non-intrusive in-service test used for monitoring acoustic signals produced by partial discharge and loose components. The DFA100 is specifically designed to detect faults i ...more

The TDR900 is a state-of-the-art Circuit Breaker Test System engineered to test all types of circuit breakers. The TDR900 provides efficient and accurate performance measurements for circuit breakers. It allows simple to complex testing of circuit breakers using a single, rugged, field-portable instrument. ...more

The SIM-CB3 produced by Zensol allows you to accurately simulate any type of circuit breaker (SF6, Air Blast, Oil, etc.) and control cabinets up to 3 contacts (1 contact per phase). As a daily test instruments, it maintains the competency of the operators on circuit breaker analyzer systems.  ...more

The SIM-CB6 produced by Zensol allows you to accurately simulate any type of circuit breaker (SF6, Air Blast, Oil, etc...) and control cabinets up to 9 contacts with or without closing/opening resistor contacts (3 contacts per phase). ...more

The TDR100 uses state-of-the-art electronics and provides quick and reliable results. Packaged in a compact, portable and sturdy case, the TDR100 tests the circuit breakers with one break per phase. A simple built-in, user-friendly interface allows quick testing of circuit breakers in the field as well as in the factory. The TDR100 can also be ...more

By using a transmitter and receiver, these Circuit Breaker Finders quickly and easily identify individual branch circuits at the panel box without interrupting power. It is the best way to accurately locate circuit breakers. Working Voltage Range: 80-140 VAC max. to ground ...more

The new Arc Fault Circuit Breaker Tester, Model AFT120 is a simple go/no go tester for use with wiring systems connected to arc fault circuit breakers. This tester is a convenient way to assure the arc fault circuit breaker is operating correctly. ...more

Capable of measuring earth voltage. 2 mA measuring current permits earth resistance test withouttripping earth leakage current breakers in the circuit under test. Open circuit indication. LED (red) indication when connection with the test leads and circuit to measure are all corect. Earth resistnce by constanc current inverter. 400 Hz, 2mA approx. ...more

Unleash the Mega Beast on Service Complaints Easy as the original Beast of Burden, more powerful than the Super Beast! Now in 20 Amp increments, you can apply an 80 Amp load to detect the most elusive problems on secondary service. The Mega Beast provides fused and circuit breaker safety, too. Indicates problems on secondary service •Detects open ...more