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        Klein Tools A-CL445 | HVAC Clamp Meter | AC/DC 600A

        The Klein Tools A-CL445 HVAC Clamp Meter is a professional-grade digital clamp meter designed for HVAC and electrical diagnostics. It measures up to 600A AC (including inrush), supports 750V AC / 600V DC, and includes true RMS auto-ranging for accurate readings on variable loads. Integrated non-contact voltage detection and a dual display with backlight provide added safety and visibility.

        With a K-type thermocouple input, it measures temperatures from -100°C to 1000°C. The meter also supports DC microamps, resistance, continuity, frequency, duty cycle, diodes and capacitance, making it ideal for HVAC, control, and general electrical work. Supplied with test leads, alligator clips, thermocouple, soft case and batteries.

        Klein Tools A-CL445 Features

        • 600A AC Clamp Measurement: Includes inrush current for motors and compressors.
        • True RMS Auto-Ranging: Ensures accurate readings on complex signals.
        • K-Type Thermocouple Input: Temperature measurement from -100°C to 1000°C.
        • DC Microamps Function: For flame sensors and control circuits.
        • Non-Contact Voltage Tester: Integrated clamp jaw for fast checks.
        • Dual Backlit Display: Simultaneously shows current and voltage readings.

        Where to use this Klein Tools A-CL445

        • HVAC diagnostics and maintenance involving current, voltage and temperature testing.
        • Motor and control system testing including inrush and flame sensor analysis.
        • Electrical work requiring high-accuracy measurement and CAT IV safety compliance.

        (A-CL445)

        It’s a professional clamp meter for HVAC and electrical testing, covering current, voltage and temperature.

        Up to 600A AC, including inrush current for motors and compressors.

        Yes, it measures AC current and both AC and DC voltage.

        Yes, true RMS auto-ranging helps ensure accurate readings on variable loads.

        Up to 750V AC and 600V DC.

        Yes, Sparky Direct stocks Klein Tools A-CL445 and offers quick delivery depending on warehouse availability and your location.

        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: 1 Year
        Commercial Use: 1 Year
        Warranty Method: Clipsal in home warranty

        Specification Details
        Type HVAC TRMS Clamp Meter
        Application Measures AC Current,
        Inrush Current,
        AC/DC Voltage,
        DC Microamps,
        Resistance,
        Continuity,
        Frequency,
        Capacitance,
        Temperature,
        Diodes and More
        Material ABS/Electronics
        Batteries 3 x AAA
        Auto Power-Off Yes
        Jaw Size 3.2 cm
        Drop Protection 2 m
        Display 6000 Count LCD
        Voltage 750 V AC; 600 V DC
        Frequency 60 kHz
        Current 600 A
        Capacitance 6.000 mF
        Ohms (Resistance) 60MΩ
        AC Voltage 750 V
        DC Voltage 600 V
        DC Polarity Indicator Yes
        DC Microamp 600 µA
        Temperature Range -100° to 1000°C
        Standard CAT IV 600V,
        CAT III 750V,
        Class 2,
        Double Insulation Safety Rating
        Overall Length 23.5 cm
        Overall Height 4 cm
        Overall Width 9.6 cm
        Weight 355 g

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

        Brand Klein Tools
        SKU A-CL445
        Barcode # 092644693786
        Package Weight 0.625kg
        Package Width 0.067m
        Package Height 0.272m
        Package Length 0.107m
        View Datasheet
        View Manual
        TYPE VALUE
        Type Clamp Meter
        Brand Klein Tools
        Batteries 3 x AAA
        Temperature Range -100°C to 1000°C
        DC Voltage 600V
        AC Voltage 750V
        Resistance 60MΩ
        0.0

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