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        Learn more by watching our Major Tech MT720 | 400A AC True RMS Clamp Meter video.

        Additional related video.

        Major Tech MT720 | 400A AC True RMS Clamp Meter

        Description:

        The MT720 is a CAT III 600V, 4000 count True RMS 400A AC digital clamp meter with indication on a large backlit LCD display, providing fast sampling time with high accuracy. The meter measures 1000V AC/DC, temperature, frequency , capacitance and resistance measurements, plus 100ms Inrush current and Peak Voltage value. The VFD function allows the user to measure stable voltage in high frequency applications of Variable Frequency Drives. Added features include Relative mode for Capacitance Zero and DCV, ACV and ACA offset adjustment, Non-Contact voltage detection, Data hold function and a built-in flashlight for dimly lit areas. Housed in a modern double moulded rubber housing.

        Features:

        • CAT III 600V and CAT II 1000V
        • 4000 count backlit LCD display
        • Ø30mm Cable Clamp size
        • Measurement of DC voltage and AC voltage up to 1000V
        • Capacitance to 100mF
        • Temperature measurement from -20⁰C to 1000⁰C
        • INRUSH Current Measurements
        • VFD – Variable Frequency Drive voltage value
        • NCV – Non-Contact Voltage Detector
        • Built-In Flashlight
        • Continuity buzzer and Diode Test
        • Peak Mode and Data Hold function
        • Auto Power Off

        (MT720)

        100-Day Fuss-Free Returns
        We want you to love what you buy—but if you change your mind, that’s okay too. That’s why Sparky Direct offers a 100-day money-back guarantee.

        • Items must be unused, with all parts, accessories, and original packaging.
        • We can’t accept returns if the product is damaged, incomplete, or not in resalable condition.
        • Proof of purchase is required.
        • Return shipping is the responsibility of the customer. 

        If your item isn’t in its original condition, please contact us before returning it—we might save you time and money.


        All products come with a manufacturer’s or supplier’s warranty

        • Warranty starts from the Invoice Date
        • Some suppliers offer in-home warranties and handle claims directly, so you won’t need to uninstall or return the product. Chat with us to check if your product qualifies.
        • Sparky Direct isn’t responsible for losses caused by product failure.
        • Warranties are void if products aren’t installed by a licensed electrician.

        Damaged or Faulty Goods
        If your order arrives damaged or is faulty, let us know within 24 hours.

        • Sparky Direct will pay for return shipping via an emailed return label.
        • If the fault is confirmed, we will send you a replacement item or provide a refund.

        Contact us via our chat to arrange the return.


        Exclusions
        We can’t accept returns for:

        • Items that have been installed, modified, or used
        • Clearance, End of life, Discontinued, or special order items (unless faulty)
        • All PPE Items
        • Goods returned without original packaging or proof of purchase

        How to Request a Return

        1. Contact our customer service team with your order number.
        2. Confirm it’s eligible under our return or warranty policy.
        3. Pack the item securely and return it using a trackable service.
        4. Once we receive and inspect it, we’ll process your refund or replacement.

        Warranty starts from Invoice Date

        Domestic Use: 2 Year
        Commercial Use: 2 Year
        Warranty Method: Return to Sparky Direct

        All Major Tech Meters sold through Sparky Direct are covered by the manufacturer’s warranty. If you believe your meter is faulty or defective, you may request an assessment under this warranty policy.

        How to Lodge a Warranty Claim

        To initiate a warranty claim:

        1. Return to Sparky Direct
          Ship the meter back to Sparky Direct along with:

          • A copy of your proof of purchase
          • A brief description of the issue
          • Your contact details

          Please ensure the unit is securely packaged to prevent damage in transit.

        2. Forwarded for Assessment
          Upon receiving your meter, we will forward it to Major Tech’s authorised service centre for inspection, testing, and calibration.

        Assessment Process

        Major Tech’s service lab will assess the returned unit to determine:

        • Whether the fault is due to a manufacturer’s defect (covered under warranty), or
        • If the issue is the result of user error or no fault is found.

        Outcomes

        • If approved under warranty: The product will be repaired or replaced at no cost to you.
        • If not covered under warranty: The lab may offer repair services, which will be quoted and billed directly to you by the service provider.

        Important Notes

        As Major Tech’s service labs are independent providers, Sparky Direct cannot govern or guarantee turnaround times or any costs incurred for repairs outside of warranty coverage.

        Please allow up to 7-14 working days for the return of your product.

        Specifications

        Function Range Resolution Accuracy
        AC Current 40.00A – 400.0A 10mA ±(2.5% + 8 Digits)
        DC Voltage 4.000V – 1000V 1mV ±(1.0% + 3 Digits)
        AC Voltage 4.000V – 1000V 1mV ±(1.2% + 5 Digits)
        Resistance 400.0Ω – 40.00MΩ 0.1Ω ±(1.5% + 2 Digits)
        Frequency 10Hz – 100kHz 1HZ ±(1.0% + 5 Digits)
        Capacitance 99.99nF – 99.99mF 0.01nF ±(3.0% + 5 Digits)
        Temperature -20 to 1000°C 0.1°C ±(3.0°C + 3 Digits)
        Duty Cycle 20.0% to 80.0% 0,001 ±(1.2% + 10 Digits)
        True RMS Measurements ACV, ACA
        AC Bandwidth 2KHz
        Digital Display 4000
        Non-Contact Voltage (NCV) Yes
        Overrange Indication Yes
        Continuity Yes
        Diode Test Yes
        Jaw Size 30mm
        Input Impedance >10MΩ DCV & >10MΩ VAC
        Min Max Yes
        Peak Hold Yes
        Data Hold Yes
        Back Light Yes
        Enclosure Double injection moulding
        Low Battery Indication Yes
        Batteries 3 x AAA
        Weight 305g
        Dimensions 220 x 80 x 39mm
        Safety Specs IEC61010-1 CAT III 600V

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand Major Tech
        SKU MT720
        Barcode # 6008229008009
        Package Weight 0.527kg
        Package Width 0.060m
        Package Height 0.240m
        Package Length 0.120m
        TYPE VALUE
        Type AC Clamp Meter
        Brand Major Tech
        Height (mm) 39
        Width (mm) 80
        Length (mm) 220
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