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RS PRO IDM66RT Handheld LCD Digital Multimeter True RMS, AC Current, AC Voltage, Capacitance, DC Current, DC Voltage,

152 In stock for delivery within 3-5 working days
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kr 1 796,26

(exc. VAT)

kr 2 245,32

(inc. VAT)


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RS PRO IDM66RT Digital Multimeter

RS PRO IDM66RT Digital Multimeter is a handheld device which can measure capacitance, voltage, electrical current and resistance with diode and continuity check. This meter has an LCD display where the measurement readouts can be viewed and, offers precision, reliability and ease of use.

The multimeter is the ideal choice for troubleshooting and repairing all your electrical and electronic systems. This True RMS digital multimeter that ensures accurate results even when testing on irregular AC circuits.

RS PRO has a range of digital multimeters which are great value for money and also high quality you can rely on.

Features and Benefits

• Display: 6000 Counts
• Electrical Specifications:
• AC Function: AC V and AC A specifications are ac coupled, true RMS
• Crest factor may be up to 3.0 as 4000 Counts
• AC-DC Voltage up to 1000 V
• AC-DC Current up to 10 A
• Resistance
• Continuity
• Diode
• Capacitance up to 10 mF
• Temperature up to 400°C
• Frequency up to 100 kHz
• Peak Hold
• VoltSense™
• Low batteries indication
• Pollution Degree: 2
• Dimensions (W x H x D): 74 x 156 x 44 mm

Design Features

The RS PRO IDM66RT is designed with soft grips for better user experience and convenience, also include a built-in smart tilt stand, a nail hook and convenient test lead storage.


• Slim shape design one hand operated knob and buttons
• Fit the palm of your hand perfectly

What does it measure?
DC and AC Voltages
AC and DC Current
Resistance and continuity tester
Diode function

Typical Applications:
A digital multimeter (DMM) is a handy test tool that measures electrical values such as voltage, current, and resistance. A DMM is used by technicians in the following areas:
Electrical and electronic industries

Safety guidelines
When using any electrical test equipment it is advised that you refer to the user’s manual for proper working operating procedures and safety precautions in order to avoid potential safety hazards.


RS PRO IDM66RT digital multimeter has a VoltSense™ feature to detect live cable and outlet without contact.


Q: Can I use this to test if a fuse is good or bad?
A: Yes, you can check a fuse functionality via a continuity test.

Q: Is this multimeter suitable for automotive use?
A: Yes, this multimeter is perfect for automotive applications and much more.

Q: Does this come with a calibration certificate?
A: RS offers calibrated options for this product, all supplied with the appropriate certifications.


Complies with EN61010-1 / IEC61010-1, CAT III 600 V, CAT II 1000 V, EN61010-2-030, EN61326-1

Supplied with

2 x AAA batteries (installed), test leads, temperature probe and user manual

Multimeter TypeHandheld
Absolute Maximum AC Current Measurement10A ac
Absolute Maximum DC Current Measurement10A dc
Absolute Maximum DC Voltage Measurement1000V dc
Absolute Maximum Resistance Measurement40MΩ
Absolute Maximum AC Voltage Measurement1000V ac
Absolute Maximum Capacitance Measurement10mF
Absolute Maximum Temperature Measurement+400 °C, +752 °F
Functions MeasuredAC Current, AC Voltage, Capacitance, DC Current, DC Voltage, Frequency, Resistance, Temperature
True RMSYes
Maximum Frequency500Hz
Display TypeLCD
Model Number pIDM66RT
AC Current Measurement Resolution0.001A ac
DC Current Measurement Resolution0.001A dc
Resistance Measurement Resolution100mΩ
DC Voltage Measurement Resolution0.01mV dc
AC Voltage Measurement Resolution1mV ac
Temperature Measurement Resolution0.1 °F, 0.1 °C
Capacitance Measurement Resolution0.01nF
Safety Category Voltage600V
Battery TypeAAA 1.5 V, AM4, IEC LR03
Best AC Voltage Accuracy±1% + 5 Digits
Dimensions74 x 44 x 156mm
Best Resistance Measurement Accuracy±0.8% + 2 Digits
Maximum Operating Temperature+50°C
Best AC Current Accuracy±1.5% + 5 Digits
Weight250 (With Battery)g
Safety Category LevelCAT III
Best Capacitance Measurement Accuracy±1.9% + 8 Digits
Battery Life300 h
Best Temperature Measurement Accuracy±1 % + 10 Digits
Best DC Current Accuracy±1% + 2 Digits
Minimum Operating Temperature-10°C
Best DC Voltage Accuracy±0.5% + 2 Digits