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Battery Operated (DM Series) - Yokins Instruments
Battery Operated (DM Series) - Yokins Instruments
Battery Operated (DM Series) - Yokins Instruments
Battery Operated (DM Series) - Yokins Instruments
Analog Insulation Tester

Battery Operated (DM Series)

INR

The DM Series Battery Operated Insulation Tester is a compact and reliable digital insulation resistance measuring instrument designed for accurate testing of electrical insulation systems. Powered by internal batteries, the DM Series delivers stable DC test voltage and provides precise readings on a clear digital display.

This series is ideal for electricians, maintenance professionals, industrial technicians, and field engineers who require quick, efficient, and accurate insulation testing.

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DM Series Battery Operated Insulation Tester

The DM Series Battery Operated Insulation Tester is a compact and reliable digital insulation resistance measuring instrument designed for accurate testing of electrical insulation systems. Powered by internal batteries, the DM Series delivers stable DC test voltage and provides precise readings on a clear digital display.

Product Description

Feature

specifications

Product Description

An Insulation Tester is a reliable electrical testing instrument designed to measure insulation resistance in cables, motors, transformers, switchgear, and electrical installations. It applies a high DC test voltage to detect insulation leakage, deterioration, or faults, helping prevent electrical failures and ensuring safety compliance. Built for industrial and maintenance use, insulation testers deliver accurate readings, easy operation, and durable performance in demanding environments.

Feature
Key Features

Battery Powered Operation

Operates on internal batteries for convenient and portable use without external power supply.

Digital LCD Display

Large, easy-to-read digital screen ensures accurate measurement and eliminates parallax error common in analog meters.

Multiple Test Voltage Options

Available in common voltage ratings such as:

  • 250V
  • 500V
  • 1000V

    (Model dependent)

Wide Resistance Measurement Range

Measures insulation resistance from low Mega Ohm values to several hundred or thousand Mega Ohms depending on model configuration.

Automatic Discharge Function

Safely discharges the circuit after testing to protect both user and equipment.

Compact & Lightweight Design

Ergonomic handheld design suitable for field and workshop use.

Battery Operated (BO Series) - Yokins Instruments
Specification
DM Series Specifications
GENERAL CHARACTERISTIC
Power Battery Operated (9V)
Product Size 153 × 106 × 57 mm
Product Net Weight 500g approx
Standard Accessories Carrying Bag, Test Leads, Manual
SPECIFICATIONS
MODEL Rated Voltage Accuracy Resistance
BO-501 500V ±5% 0–100 MΩ
BO-1002 1000V ±5% 0–200 MΩ
Extra Details

FAQ

  • 1. What is the DM Series insulation tester?

    It is a battery-operated digital insulation resistance tester used to measure insulation strength of electrical equipment.

  • 2. How is it different from analog or hand-driven models?

    The DM Series:

    • Uses battery power
    • Provides digital LCD readings
    • Offers improved accuracy and easier reading
    • Requires no manual cranking

  • 3. What type of display does it have?

    It features a digital LCD display for clear and precise measurement readings.