Kyoritsu KEW 3123A High Voltage Insulation Tester

Name: Buy Kyoritsu KEW 3123A Insulation Tester - 5kV
Brand: Kyoritsu
SKU: 4114
Rating: 4.33 (4 reviews)

4 Comments

Kyoritsu KEW 3123A offers reliable 5kV insulation testing, perfect for ensuring the safety of high voltage electrical systems.

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SKU: 4114 Category: Insulation Tester

Brand:Kyoritsu

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Description

Kyoritsu 3123A High Voltage Insulation Testers

The Kyoritsu 3123A High Voltage Insulation Tester has automatic ranges and high and low scales, indicated by different LED’s.

Precision Performance Redefined

Experience uncompromising accuracy with the Kyoritsu KEW 3123A High Voltage Insulation Tester. Designed for flawless insulation resistance measurements, this advanced tool empowers professionals to detect electrical anomalies with absolute confidence. Its high voltage testing capabilities ensure that every circuit is evaluated with pinpoint precision, safeguarding your installations and boosting overall electrical safety. Embrace a level of technical performance that not only meets industry standards but exceeds them, delivering reliable results when you need them most.

Engineered for Excellence

Built with cutting‐edge technology, the KEW 3123A stands as a testament to robust engineering and durability. Crafted from high-quality materials, this kyoritsu insulation tester is engineered to withstand rigorous industrial environments while maintaining high precision under demanding conditions. Its advanced circuitry and innovative design provide exceptional stability and longevity, making it an indispensable tool for professionals seeking both performance and resilience. The KEW 3123A is the ultimate partner for meticulous testing, ensuring you stay ahead with the most reliable results available.

User-Centric Safety and Efficiency

The KEW 3123A offers a seamless blend of technical sophistication and user-friendly design. Its intuitive interface and ergonomic layout simplify complex testing processes, enabling even the most intricate diagnostics to be performed with ease. Safety is paramount—this tester is equipped with comprehensive protection features that guarantee secure operation in any scenario. Trust in a tool that delivers efficiency and professional accuracy, ensuring your work environment remains both safe and productive.

Datasheet

specifications

Parameter	Value
DC Test Voltage	5000V/10000V
Measuring Ranges (Automatic change)	5 GΩ/200 GΩ (Auto-ranging) (5000 V), 10 GΩ/400 GΩ (Auto-ranging) (10000 V)
First Effective Measuring Ranges	0.2 – 100 GΩ (5000 V), 0.4 – 200 GΩ (10000 V)
Accuracy	± 5% rdg
Other Ranges Accuracy	±10% rdg or 0.5% of scale length
Withstand Voltage	5000 V AC for 1 minute
Power Source	8 x AA Batteries
Dimensions	7.87 x 5.51 x 3.15″ (200 x 140 x 80 mm)
Weight	Approx. 2.2 lb (1 kg)

Reviews (4)

4.3

Rated 4.3 out of 5

4 reviews

Rated 5 out of 5

Rated 4 out of 5

Rated 3 out of 5

Rated 2 out of 5

Rated 1 out of 5

4 reviews for Kyoritsu KEW 3123A High Voltage Insulation Tester

Clear filters

Christian – June 27, 2022

Rated 5 out of 5
Tester has automatic ranges

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ali – February 22, 2025

Rated 4 out of 5
high quality product

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mohammad – August 29, 2025

Rated 4 out of 5
great tool

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mohammadjasem – October 25, 2025

Rated 5 out of 5
The Kyoritsu KEW 3123A quickly became my go-to tool for reliable high voltage insulation testing with its precise and accurate readings.

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