Professional Fuzrr ES3090 Series Loop Resistance Tester (ES3090, ES3090E) in Malaysia

For high-voltage circuit breaker contact resistance testing, metal welding component connection resistance evaluation, busbar joint testing, and ultra-precision micro-ohm resistance measurement across power utility networks and industrial installations, high-current micro-ohmmeters with fine current adjustment are essential.MTM Precision Sdn. Bhd. is proud to present the official Fuzrr ES3090 Series Loop Resistance Tester lineup (ES3090 and ES3090E) in Malaysia.

The Fuzrr ES3090 Series (also known as a microohmmeter or contact resistance tester) is a precision high-current test instrument utilizing four-wire Kelvin measurement technology. Designed with both coarse current adjustment gears (up to 100A or 220A) and a fine current adjustment gear offering up to 87 current steps (step value 2.5A), the ES3090 series measures loop resistance from 0.10 uΩ to 3500 mΩ with an ultra-fine resolution of 0.01 uΩ and high accuracy of Reading x 0.15% + 0.5 uΩ. Featuring a 5.6-inch industrial-grade high-brightness color LCD screen, built-in rechargeable DC 11.1V lithium power, 999-set data memory, and robust IP45 protection, the ES3090 series provides fast and reliable field diagnostics.

Below is an extensive technical breakdown of the product introduction, model contrast, key features,applications, and detailed specifications for all models in the ES3090 series, presented cleanly in plain text without tables, citations, or encoding errors.

Product Applications

Contact resistance testing for high-voltage switches, circuit breakers, and disconnectors
Connection resistance testing of metal welded components, busbar joints, and high-current connection points
Metal conductor loop resistance testing and grounding grid conduction evaluation
Precision micro-ohm resistance testing for industrial electrical equipment commissioning and maintenance

Key Features & Operational Advantages

High-Current Multi-Gear & Fine Step Output: Provides coarse current adjustment gears (<=5A, 10A,30A, 50A, 80A, 100A, 200A, 220A) combined with a fine adjustment mode offering 2.5A step increments up to 87 gears of current.
Ultra-Fine 0.01 uΩ Resolution & Precision: Delivers high-precision measurements across a 0.10 uΩ to 3500 mΩ range with an accuracy of Reading x 0.15% + 0.5 uΩ.
5.6-Inch Industrial-Grade Color Display: High-brightness color LCD screen with adjustable backlight brightness for clear visibility under intense sunlight or dark site conditions.
Built-in Rechargeable Lithium Power: Powered by an internal DC 11.1V 4200mAh battery with a 14.8V charger, eliminating reliance on field AC power sockets.
Massive 999-Group Data Memory: Stores up to 999 sets of test data with historical browsing keys and global memory formatting options in the settings interface.
Convenient Four-Wire Test Leads: Supplied with 3m test lines tapped at both ends to simplify wiring while maintaining total lead resistance below 10 mΩ.

Technical Specifications — Fuzrr ES3090 Series

Model Contrast & Configuration Options

Model ES3090 (100A Version):
- Maximum Test Current: 100A
- Function: Various contact resistance tests such as high-voltage switches and high-voltage circuit breakers; connection resistance tests of metal welded components; various loop resistance tests such as metal conductors; precision micro-ohm resistance tests
Model ES3090E (220A Version):
- Maximum Test Current: 220A (Currents above 100A support fast measurement mode)
- Function: High-current contact resistance tests up to 220A for heavy-duty circuit breakers, metal welded joints, busbars, and metal conductor loop resistance tests

Core Measurement Parameters

Measuring Range: 0.10 uΩ to 3500 mΩ
Range Breakdown by Current Setting:
- <=5A Range: 100 uΩ to 3500 mΩ
- 10A Range: 20 uΩ to 200 mΩ
- 30A Range: 10 uΩ to 20 mΩ
- 50A Range: 2 uΩ to 15 mΩ
- 80A Range: 1 uΩ to 10 mΩ
- 100A Range: 0.1 uΩ to 5 mΩ
- 200A Range: 0.1 uΩ to 600 uΩ
- 220A Range: 0.1 uΩ to 500 uΩ
Minimum Resolution: 0.01 uΩ
Test Accuracy: Reading x 0.15% + 0.5 uΩ
Test Method: Four-wire method
Test Interfaces: I+ (positive current), I- (negative current), U+ (positive voltage), U- (negative voltage)
Testing Time Settings:
- <=100A: Fast, 10s, 20s, 30s, 40s, 50s, 60s
- 100A: Fast mode

Functional Features & Data Management

Display Mode: 5.6-inch industrial-grade high-brightness color LCD screen
Backlight: Adjustable backlight brightness
Data Storage: 999 sets of data can be stored
Data Review: Enter data review interface and press up, down, left, right keys to browse stored data
Data Deletion: Select format memory option in settings interface to clear all stored data
Automatic Shutdown: Supported
Battery Voltage Indicator: Real-time battery power indicator located on instrument display corner

Hardware, Physical & Environmental Parameters

Power Supply: Built-in DC 11.1V 4200mAh lithium battery
Charger Specification: 14.8V charger
Working Current: Operating current under non-test conditions is 200 mA; test current can be user-configured in test state
Instrument Dimensions: Approx. 229 mm (length) x 166 mm (width) x 73 mm (height)
Instrument Weight: Host meter about 2 kg
Standard Test Leads: 3 m standard length; current and voltage test lines tapped at both ends with line resistance under 10 mΩ
Ingress Protection Rating: IP45
Production Compliance & Safety Standards: IEC61010-1, CAT III 600V, Pollution Grade 2, JJG724-1991

Why Choose MTM Precision in Malaysia?

At MTM Precision Sdn. Bhd., we supply genuine Fuzrr loop resistance testers, contact resistance meters,and electrical test instruments across Malaysia, backed by local warranty coverage, technical support,calibration services, and reliable after-sales assistance.

Contact MTM Precision

MTM Precision Sdn. Bhd.

Showroom & Service Centre

No. 29-1 & 29-2, Jalan Bandar 18,

Pusat Bandar Puchong,

47160 Puchong, Selangor, Malaysia

Website:

www.mtmpre.com

.my

Email: mtmpre@yahoo.com

WhatsApp: +6016-660 7346

Office Tel: +603-80807172