Professional Clamp Multimeter with True RMS for Electricians & HVAC Techs
Neoteck clamp multimeter is designed for electricians, HVAC technicians, and industrial maintenance crews, ideal for troubleshooting motor drives, electrical panels, and distribution systems. Clamp meter ensures safe, accurate measurements in commercial, residential, and industrial settings.
Reasons for Inaccurate Current Measurement
True RMS Clamp Meter for Accurate AC/DC Measurements on Complex Waveforms
Measure current safely without cutting wires. This amp clamp multimeter features a LoZ mode to eliminate ghost voltages, a VFD mode for drives, and a dedicated Inrush Current mode to capture motor startup surges (60-1000A AC). These features make troubleshooting tripped breakers faster and safer.
Versatile Amp Clamp Multimeter for Resistance, Capacitance & Continuity
Clamp multimeter is a complete electrical toolkit. Beyond AC/DC current and voltage, it precisely measures resistance, capacitance, diode status, and circuit continuity. 9999-count amp meter indispensable for comprehensive electrical diagnostics in automotive, HVAC, and industrial maintenance.
Portable Clamp Meter Kit with Test Leads, Case & User Manual
Get everything you need in one kit. This clamp multimeter comes with test leads, a user manual, and a convenient storage case. Its compact, rugged design makes this amp clamp multimeter easy to carry to any job site, ensuring you're always prepared for electrical testing and troubleshooting tasks.
What should I do before using a clamp meter to avoid damaging it?
Estimate current first. If you are not sure, start with the highest range, then switch to a lower range for a more accurate reading. Never measure large current on a small range – it can damage the meter.
Why can't I measure current?
Clamp only one wire – Never clamp both live and neutral together, or their currents will cancel out and the reading will be zero.
Why is my clamp meter still showing no reading even though I clamped only one wire?
Because that "single wire" might still contain both live and neutral inside (like a power cord). Their currents cancel out. To get a reading, you must clamp onto one of the phase wires.
What should I do if the reading is not accurate when measuring a small current?
If the current is too small for your clamp meter, try this trick:Wrap the same wire around the clamp several times (e.g., 5 or 10 turns).Then divide the reading on the display by the number of turns.
How do I test voltage?
Voltage is not measured with the clamp. You must use the test leads (red and black probes).
Neoteck Clamp Meter Series for Home, Industrial, Laboratories, Factories, etc..
 9999 Counts Clamp Meter |  6000 Counts Clamp Meter |  4000 Counts Clamp Meter |  6000 Counts Clamp Meter |  2000 Counts Multimeter |  6000 Counts Multimeter |  Pen Type Multimeter | |
|---|---|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — | — | — |
Price | — | — | — | — | — | — | — |
Security Level | CAT III 1000V | CAT III 600V | CAT III 600V | CAT III 600V | CAT III 1000V | CAT III 600V | CAT II 600V |
AC Current | 100A/600A/1000A | 6A/60A/800A | 1A/40A/600A | 6A/60A/800A | 200uA/2000uA/20mA/200mA/10A | 600uA/6000uA/60mA/600mA/6A/10A | - |
DC Current | 100A/600A/1000A | - | - | 6A/60A/800A | 200uA/2000uA/20mA/200mA/10A | 600uA/6000uA/60mA/600mA/6A/10A | - |
AC Voltage | 1V/10V/100V/750V | 600mV/6V/60V/600V | 4V/40V/400V/600V | 600mV/6V/60V/600V | 2V/20V/200V/600V | 6V/60V/600V | 10mV-600V |
DC Voltage | 1V/10V/100V/1000V | 600mV/6V/60V/600V | 400mV/4V/40V/400V/600V | 600mV/6V/60V/600V | 200mV/2V/20V/200V/600V | 600mV/6V/60V/600V/600V | 0.1mV-600V |
Capacitance | 10nF - 100mF(8 Ranges) | 60nF-60mF(7 Ranges) | 4nF - 40mF(7 Ranges) | 60nF-60mF(7 Ranges) | 4uF-2000uF | 60nF - 60mF (7 Ranges) | 10nF- 40mF |
Resistance/Frequency/DutyCycle | Resistance/Frequency/DutyCycle | Resistance/Frequency/DutyCycle | Resistance | Resistance/Frequency/DutyCycle | Resistance/Frequency | Resistance/Frequency | Resistance/Frequency |
NCV/Continuity | NCV/Continuity(=50O±30O) | NCV/Continuity(=50O±10O) | NCV/Continuity(=50O) | NCV/Continuity(=50O±10O) | Continuity | NCV/Continuity | NCV/Continuity |
Clamp Size | 40MM | 26MM | 26MM | 26MM | - | - | - |
Power Source | 2 x 4.5V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 1 x 9V Battery(Included) | 2 x 1.5V AAA Battery(Included) | 2 x 1.5V AAA Battery(Included) |
Range Selection | Auto/Manual | Auto/Manual | Auto | Auto/Manual | Auto | Auto/Manual | Auto/Manual |
Temperature Detection | ? | ? | ? | ? | ? | ? | ? |
Professional Clamp Multimeter with True RMS for Electricians & HVAC Techs
Neoteck clamp multimeter is designed for electricians, HVAC technicians, and industrial maintenance crews, ideal for troubleshooting motor drives, electrical panels, and distribution systems. Clamp meter ensures safe, accurate measurements in commercial, residential, and industrial settings.
Reasons for Inaccurate Current Measurement
| Both wires clamped together | If you clamp both the live and neutral wires, their currents cancel out, giving a near-zero reading. Always clamp only one wire. |
|---|---|
| Wire not centered | The wire should be placed in the middle of the clamp opening. Off-center placement reduces accuracy. |
| Clamp not fully closed | Dirt or a loose hinge can cause a gap, giving weak readings. Close the clamp tightly. If you hear a noise, open and close it again. If the noise stays, clean the dirty surfaces. |
| Wrong range selected | If the manual range is set too high (e.g., 200A for a 0.5A current), the reading may appear very low or inaccurate. Use auto-range or select a lower range. |
| Current is too small | Some clamp meters have poor resolution at low currents (e.g., below 0.1A). Try wrapping the wire around the clamp several times and divide the reading by the number of wraps. |
| Low battery | A weak battery can cause erratic or incorrect readings. Replace the battery if needed. |
| Nearby conductors cause error | Strong magnetic fields from other current-carrying wires near the clamp can affect accuracy. Try to isolate the wire being measured. |
True RMS Clamp Meter for Accurate AC/DC Measurements on Complex Waveforms
Measure current safely without cutting wires. This amp clamp multimeter features a LoZ mode to eliminate ghost voltages, a VFD mode for drives, and a dedicated Inrush Current mode to capture motor startup surges (60-1000A AC). These features make troubleshooting tripped breakers faster and safer.
Versatile Amp Clamp Multimeter for Resistance, Capacitance & Continuity
Clamp multimeter is a complete electrical toolkit. Beyond AC/DC current and voltage, it precisely measures resistance, capacitance, diode status, and circuit continuity. 9999-count amp meter indispensable for comprehensive electrical diagnostics in automotive, HVAC, and industrial maintenance.
Portable Clamp Meter Kit with Test Leads, Case & User Manual
Get everything you need in one kit. This clamp multimeter comes with test leads, a user manual, and a convenient storage case. Its compact, rugged design makes this amp clamp multimeter easy to carry to any job site, ensuring you're always prepared for electrical testing and troubleshooting tasks.
What should I do before using a clamp meter to avoid damaging it?
Estimate current first. If you are not sure, start with the highest range, then switch to a lower range for a more accurate reading. Never measure large current on a small range – it can damage the meter.
Why can't I measure current?
Clamp only one wire – Never clamp both live and neutral together, or their currents will cancel out and the reading will be zero.
Why is my clamp meter still showing no reading even though I clamped only one wire?
Because that "single wire" might still contain both live and neutral inside (like a power cord). Their currents cancel out. To get a reading, you must clamp onto one of the phase wires.
What should I do if the reading is not accurate when measuring a small current?
If the current is too small for your clamp meter, try this trick:Wrap the same wire around the clamp several times (e.g., 5 or 10 turns).Then divide the reading on the display by the number of turns.
How do I test voltage?
Voltage is not measured with the clamp. You must use the test leads (red and black probes).
Neoteck Clamp Meter Series for Home, Industrial, Laboratories, Factories, etc..
 9999 Counts Clamp Meter | 6000 Counts Clamp Meter | 4000 Counts Clamp Meter | 6000 Counts Clamp Meter | 2000 Counts Multimeter | 6000 Counts Multimeter | Pen Type Multimeter |
|---|---|---|---|---|---|---|
| Customer Reviews | ||||||
| — | — | — | — | — | — | — |
| Price | ||||||
| — | — | — | — | — | — | — |
| Security Level | ||||||
| CAT III 1000V | CAT III 600V | CAT III 600V | CAT III 600V | CAT III 1000V | CAT III 600V | CAT II 600V |
| AC Current | ||||||
| 100A/600A/1000A | 6A/60A/800A | 1A/40A/600A | 6A/60A/800A | 200uA/2000uA/20mA/200mA/10A | 600uA/6000uA/60mA/600mA/6A/10A | - |
| DC Current | ||||||
| 100A/600A/1000A | - | - | 6A/60A/800A | 200uA/2000uA/20mA/200mA/10A | 600uA/6000uA/60mA/600mA/6A/10A | - |
| AC Voltage | ||||||
| 1V/10V/100V/750V | 600mV/6V/60V/600V | 4V/40V/400V/600V | 600mV/6V/60V/600V | 2V/20V/200V/600V | 6V/60V/600V | 10mV-600V |
| DC Voltage | ||||||
| 1V/10V/100V/1000V | 600mV/6V/60V/600V | 400mV/4V/40V/400V/600V | 600mV/6V/60V/600V | 200mV/2V/20V/200V/600V | 600mV/6V/60V/600V/600V | 0.1mV-600V |
| Capacitance | ||||||
| 10nF - 100mF(8 Ranges) | 60nF-60mF(7 Ranges) | 4nF - 40mF(7 Ranges) | 60nF-60mF(7 Ranges) | 4uF-2000uF | 60nF - 60mF (7 Ranges) | 10nF- 40mF |
| Resistance/Frequency/DutyCycle | ||||||
| Resistance/Frequency/DutyCycle | Resistance/Frequency/DutyCycle | Resistance | Resistance/Frequency/DutyCycle | Resistance/Frequency | Resistance/Frequency | Resistance/Frequency |
| NCV/Continuity | ||||||
| NCV/Continuity(=50O±30O) | NCV/Continuity(=50O±10O) | NCV/Continuity(=50O) | NCV/Continuity(=50O±10O) | Continuity | NCV/Continuity | NCV/Continuity |
| Clamp Size | ||||||
| 40MM | 26MM | 26MM | 26MM | - | - | - |
| Power Source | ||||||
| 2 x 4.5V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 2 x 3V AAA Battery(Included) | 1 x 9V Battery(Included) | 2 x 1.5V AAA Battery(Included) | 2 x 1.5V AAA Battery(Included) |
| Range Selection | ||||||
| Auto/Manual | Auto/Manual | Auto | Auto/Manual | Auto | Auto/Manual | Auto/Manual |
| Temperature Detection | ||||||
| ? | ? | ? | ? | ? | ? | ? |