---
product_id: 27499820
title: "Megger CB101 Calibrated Check Box for 5kV Insulation Tester, 5.1\" Length x 2.7\" Width x 2.7\" Height"
brand: "megger"
price: "S$16"
currency: SGD
in_stock: false
url: https://www.desertcart.sg/products/27499820-megger-cb101-calibrated-check-box-for-5kv-insulation-tester-5
store_origin: SG
region: Singapore
---

# 5kV test voltage ready Compact 5.1" x 2.7" x 2.7" size Certified calibration accuracy Megger CB101 Calibrated Check Box for 5kV Insulation Tester, 5.1" Length x 2.7" Width x 2.7" Height

**Brand:** megger
**Price:** S$16
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Calibrate with Confidence — Never Miss a Beat in Precision!

## Quick Answers

- **What is this?** Megger CB101 Calibrated Check Box for 5kV Insulation Tester, 5.1" Length x 2.7" Width x 2.7" Height by megger
- **How much does it cost?** S$16 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/27499820-megger-cb101-calibrated-check-box-for-5kv-insulation-tester-5)

## Best For

- megger enthusiasts

## Why This Product

- Trusted megger brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Stable shelf life with only 0.5% drift per year and robust operation from 5°C to 40°C.
- • **Compact & Portable:** Sleek 5.1" x 2.7" x 2.7" design fits effortlessly into any professional toolkit.
- • **Certified Confidence:** Each unit comes with a calibration certificate, guaranteeing traceable and trustworthy results.
- • **Versatile Resistance Range:** Four integrated resistors cover 10 MΩ to 10 GΩ, enabling comprehensive tester validation.
- • **Precision at Your Fingertips:** High-quality resistors ensure 1% calibration accuracy for reliable insulation tester checks.

## Overview

The Megger CB101 Calibrated Check Box is a compact, high-precision tool designed for quick and reliable calibration checks of insulation testers up to 5kV. Featuring four high-quality resistors ranging from 10 MΩ to 10 GΩ, it delivers 1% calibration accuracy backed by a certification. Engineered for durability and stability, it operates efficiently within a wide temperature range and maintains accuracy over time, making it an essential companion for electrical professionals demanding trustworthy measurements.

## Description

The CB101 is a calibration box suitable for checking the accuracy of insulation testers. Four resistors are connected in the unit to enable a wide range of values to be checked. The high quality resistors, rated to high voltage, can be used to check resistance readings with test volt- ages up to 5 kV d.c. A calibration certificate is provided with each CB101 showing the actual value of each resistance checkpoint. Nominal resistance values: 10 M Ohm, 100 M Ohm,1 G Ohm and 10 G Ohm. Calibration accuracy: 1 percent. Nominal value accuracy: 2 percent. Voltage coefficient: 1ppm/V. Calibration temperature: 20 degree C. Temperature coefficient: 250 ppm/ degree C. Shelf stability Typically: 0.5 percent per year. Operating temperature: 5 degree C to 40 degree C. Storage temperature: -20 degree C to 60 degree C. Operating humidity: 60 percent RH maximum. Measures 5.1" length by 2.7" widht by 2.7" height.

## Features

- Gives quick check of insulation tester calibration
- Contains high quality resistors
- Calibration certificate provided
- Suitable for checking the accuracy of insulation testers
- Four resistors are connected in the unit to enable a wide range of values to be checked

## Images

![Megger CB101 Calibrated Check Box for 5kV Insulation Tester, 5.1" Length x 2.7" Width x 2.7" Height - Image 1](https://m.media-amazon.com/images/I/610bu01Z1pL.jpg)

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**Shop now:** [https://www.desertcart.sg/products/27499820-megger-cb101-calibrated-check-box-for-5kv-insulation-tester-5](https://www.desertcart.sg/products/27499820-megger-cb101-calibrated-check-box-for-5kv-insulation-tester-5)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-07-06*