IR4057-50

The Hioki IR4057-50 Multimeter is a versatile and high-performance digital multimeter specifically designed for electrical insulation testing. This advanced instrument is engineered to deliver precise and reliable measurements for insulation resistance, capacitance, and time-domain reflectometry (TDR) tests.

The IR4057-50 is equipped with a large, backlit LCD display that ensures easy and clear measurement readings, even under challenging lighting conditions. It offers a wide measurement range of 0.01 Hz to 20 MHz for capacitance and time-domain reflectometry tests, providing flexibility for various applications. The insulation resistance measurement range extends from 100 ohms to 100 G , ensuring that even the most challenging insulation tests can be performed accurately.

One of the most notable features of the IR4057-50 is its built-in TDR function, which allows for accurate measurement of insulation thickness and location of defects along insulated cables. This can be particularly useful in identifying cable faults, such as cracks or breaks, in power distribution systems.

The multimeter also includes Hioki's proprietary Intelligent Test Function, which optimizes test settings based on the type of insulation material and the test object's size, temperature, and humidity. This feature helps ensure that tests are performed efficiently and accurately, even in complex testing environments.

The IR4057-50 is designed with portability in mind, featuring a compact and ergonomic design, and a built-in retractable test lead that retracts automatically when not in use. It is also equipped with an internal rechargeable battery, which can be charged via a USB connection, allowing for extended testing periods without the need for frequent battery replacements.

Additionally, the multimeter comes with a variety of accessories, including test leads, alligator clips, and a protective pouch, making it a complete solution for electrical insulation testing applications. The IR4057-50 is an essential tool for electrical engineers, maintenance technicians, and other professionals who require precise and reliable insulation testing capabilities.

The HIOKI IR4057-50 multimeter is a digital insulation and electrical tester designed for various measurement applications in electrical installations, maintenance, and troubleshooting. Here are some pros and cons of buying this multimeter:

1. Insulation tester: The IR4057-50 comes with an insulation tester function, which allows users to check the insulation resistance of cables, wires, and components. This feature is essential for ensuring the safety and reliability of electrical systems.

2. Wide measurement range: This multimeter can measure voltage, current, resistance, capacitance, and insulation resistance, making it a versatile tool for electrical testing.

3. High accuracy: HIOKI is known for producing high-quality and accurate multimeters. The IR4057-50 is no exception, offering precise measurements for various electrical parameters.

4. Large backlit LCD display: The multimeter's large and clear LCD display makes it easier to read measurements, even in low-light conditions.

5. Durable construction: The IR4057-50 is built with a rugged and water-resistant design, making it suitable for use in harsh environments.

1. Price: The HIOKI IR4057-50 is a premium multimeter and comes with a higher price tag compared to other options in the market.

2. Complex menu: Some users may find the multimeter's menu system to be confusing, especially if they are new to electrical testing or HIOKI multimeters.

3. Size and weight: The IR4057-50 is larger and heavier than some other multimeters, which may make it less portable for some users.

The HIOKI IR4057-50 multimeter is a high-quality and versatile tool for electrical testing and insulation measurement. Its wide measurement range, high accuracy, and rugged construction make it a valuable investment for professionals and serious hobbyists. However, its higher price tag and complex menu may be a drawback for some users.

If you require a multimeter for electrical testing and insulation measurement, the HIOKI IR4057-50 is an excellent choice. Its accuracy, versatility, and rugged design make it a worthwhile investment for professionals and serious hobbyists. However, if you are on a tight budget or prefer a more portable and compact multimeter, there are other options in the market that may be more suitable for your needs.

Details:

Model and/or serial numbers are also included in the photos for reference. Power supply - battery. Maximum insulation resistance - 4 ohms. It has also been tested and works perfectly fine.

But standard is usually next day shipping. Be sure to carefully review all photos for a full understanding of the items condition. It does include the leads that are shown in photos. Ir test voltage - 1,000 v, 125 250 50 500 v.

Some products are covered under a manufacturers warranty. There are a few light scratches on the screen, but it still looks to be in great condition. In such cases, any warranty should be directed to the respective manufacturer. This is previously owned, so it shows slight cosmetic wear.

Cat voltage - 600 v.

specifications testmultimeters:

• brand: Hioki
• mpn: Ir4057-50
• part type: Multimeter Test
• measurement category: Cat Iii
• form factor: Handheld
• test/measurement functions: Ac Voltage, Dc Voltage
• features: Clamp, Manual-ranging, Auto-ranging
• display: Digital

general testmultimeters:

• category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters

seller testmultimeters:

• # reviews: 1170
• city: clute, texas
• rating: 98.7%

returns testmultimeters:

• policy: no returns

payments testmultimeters:

• wallet: paypal
• credit card: discover
• other

offer testmultimeters:

• prices: $335.00–$771.49
• item condition:
  • New
  • Used
  • Neu
  • Brand New
• in stock #: 5
• options: ship-to-home
• availability: in stock
• sold #: 18
• started: july 26, 2025

shipping testmultimeters:

• service: usps priority mail
• type: fixed
• transit: 4-10 days
• class: expedited
• carrier: usps

Related To:

• 107392863251: MULTIMETER, Hioki
• L2000: TERMINAL TEST, Hioki
• DT4253: MULTIMETER, Hioki
• ST5520: , Hioki
• 536036000364: RESISTANCE CARD MULTIMETER, Hioki
• 700204989971: MULTIMETER METER CASE CLAMP, Ziboo
• IR405620: MULTIMETER TEST, Hioki
• DT4255: METER, Hioki
• DT4256: METER, Hioki
• 1254377: MULTIMETER, Hioki
• AF-105: METER, Hioki