The Ermenrich Test DM40 is a compact and practical measuring tool for electrical and electronics work. It comes in handy for electricians, service technicians, and diagnostic specialists. Combining a voltmeter, ammeter, and ohmmeter in one device, it also features a non-contact NCV sensor that detects voltage with no physical contact. Auto-ranging simplifies measurements, and the max hold function captures the highest reading during a test.

The multimeter measures DC and AC voltage up to 600V, so it is suitable for testing batteries, power supplies, wall outlets, and sections of wiring. It also measures DC and AC current up to 200mA and resistance up to 20MΩ. This makes the meter convenient for monitoring current draw in electronic and low-power circuits as well as checking whether wires, contacts, fuses, windings, and resistors are working properly. The device detects polarity automatically, so if the test leads are connected in reverse, a minus sign appears in front of the reading.

It also features a dedicated continuity mode, in which the multimeter beeps when the resistance of the section under test drops below approximately 100Ω. This is handy for quickly locating open circuits and poor connections. Diode testing is also supported. It lets you check whether diodes are functional and measure their voltage drop.

The meter runs on a single 12V 23A battery, with a rated battery life of up to 80 hours. Auto power off saves energy when the meter is left idle, and the low battery indicator lets you know in advance when it is time to replace the battery. The 2000-count display updates readings twice per second. The ABS plastic housing with thermoplastic elastomer inserts is built to withstand everyday use.

Key features:

  • 3 core functions in one device: voltmeter up to 600V, ammeter up to 200mA, and ohmmeter up to 20MΩ
  • NCV (non-contact voltage) detection with LED indication to locate live wires
  • Auto-ranging enables quick diagnostics without manual range switching
  • Diode test, continuity test, and max hold to capture the highest readings
  • Up to 80 hours of operation on a single battery
  • Durable ABS plastic and thermoplastic elastomer housing

The kit includes:

  • Digital multimeter
  • Test leads
  • User manual and warranty card
Brand Ermenrich
Warranty 5 years
EAN 5905555028613
Package size (LxWxH) 17x11x2 cm
Shipping Weight 0.2 kg
Selection of the measuring limit automatic
Basic functions ammeter, ohmmeter, voltmeter
DC voltage measuring limit 200mV: accuracy ±(0.5%+4); 2V/20V/200V: accuracy ±(1.2%+2); 600V: accuracy ±(1.5%+2)
AC voltage measuring limit 2V: accuracy ±(1.2%+4); 20V/200V: accuracy ±(1.5%+3); 600V: accuracy ±(2.0%+4)
DC current measuring limit 200µA/2000µA: accuracy ±(1.0%+3); 20mA/200mA: accuracy ±(1.5%+3)
AC current measuring limit 200µA: accuracy ±(1.5%+3); 2000µA/20mA/200mA: accuracy ±(1.8%+3)
Resistance measuring limit 200Ω: accuracy ±(1.5%+4); 2kΩ: accuracy ±(1.2%+2); 20kΩ/200kΩ/2MΩ: accuracy ±(1.5%+2); 20MΩ: accuracy ±(2.0%+3)
Measurements per second 2
Wire mapping yes
Continuity test +
Diodes test yes
Diode test +, test current 0.3mA, open-circuit voltage 1.5V DC
Non-contact voltage detection (NCV) yes
Throughput capacitance 50–60Hz
Limit value function (Min/Max) + (maximums only)
Voltage polarity detection yes
Display LCD
Display counts 2000
Display digits 3 1/2
Light alert yes
Safety standards class 2, EN 61010-1
Overvoltage category cat. II 600V, cat. III (300V)
Operating humidity range, % 0 — 70
Storage temperature range,°C -10 — 60
Operating temperature range,°C 0… +50 (+32… +122)
Power supply 1 x 12V 23A battery
Low battery status indicator yes
Auto power off yes
Body high-strength ABS plastic, thermoplastic elastomer

Política de devoluciones

Tenemos una política de devoluciones de 14 días. Si usted no está satisfecho con su compra, por favor devuélvalo en su embalaje original y asegúrese de poner el embalaje original del producto dentro de la caja de envío para evitar cualquier daño....

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Póngase en contacto con nosotros para obtener más detalles si necesita realizar una devolución....

POLÍTICA DE ENVÍOS

- De 0 a 2 kg - gastos de envío: 12,50 euros.

- De 2,001 kg a 30 kg - gastos de envío: 17,00 euros.

- A partir de 30,001 kg - gastos de envío: 30,00 euros.

En caso de recogida en nuestro almacén o puntos de reventa - el envío es gratuito.

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