Megger DLRO100EB
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$3.280
Megger DLRO100EB is a 100A high-current digital ohmmeter with AC/battery power, 4-terminal Kelvin measurement, IP54 protection, and CAT IV safety. Built for demanding field testing.
Megger DLRO100EB – Digital Low Resistance Ohmmeter (AC and Battery Operated)
Product Overview
The Megger DLRO100EB is a high-current digital low-resistance ohmmeter capable of delivering up to 100 A for demanding field and industrial applications. Designed for flexibility and safety, this unit can operate on battery or mains power, and is equipped with Kelvin four-terminal measurement to ensure accurate, repeatable readings. With a robust CAT IV 600V / 500VDC safety rating, smooth DC output, and intuitive rotary switch for test selection, it’s built for professional environments such as substations, switchgear testing, and heavy-duty equipment verification.
Looking for guidance on choosing the right instruments for international field work?
👉 How to Choose the Right Digital Multimeter for Professional Use
This product belongs to our extensive line of Micro-Ohmmeters & DLROs for accurate resistance testing in power distribution and utility industries.
Key Features
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High Test Current – Selectable 10 A, 50 A, or 100 A via rotary switch
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Battery and Line Power Operation – Ensures testing flexibility in any environment
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Kelvin Four-Terminal Measurement – Reduces errors from lead and contact resistance
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Smooth DC Output – Clean measurement signals on C1 and C2 terminals
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High Noise Immunity – Stable readings on P1 and P2 terminals
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Large Display – Easy-to-read results in all light conditions
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IP54 Rated – Resistant to dust and rain for field durability
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Simple Data Management – View, download, or delete test results with ease
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DualGround Capability – Enhanced safety during live substation testing
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Safety Rated – CAT IV 600VAC / 500VDC on all terminals
Technical Specifications
| Attribute | Details |
|---|---|
| Max Test Current | 100 A |
| Test Current Options | 10 A / 50 A / 100 A |
| Measurement Type | 4-Terminal Kelvin |
| Power Source | Battery & AC Mains |
| Protection Rating | IP54, CAT IV 600V |
| Display | Large high-visibility digits |
| Navigation | Rotary switch, single-button control |
| Safety Certification | CE |
| Country of Origin | United Kingdom |
| Warranty | 2 Years |
| Dimensions (L x W x H) | 19.95 x 14.75 x 13.30 in |
| Shipping Weight | Approx. 40 lbs |
What’s in the Box
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Safety Warning Sheet
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Product Registration
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Certificate of Test
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Quick Start Guide
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Factory Calibration Certificate (non-NIST)
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User Guide (on CD)
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Accessories Leaflet
⚠️ Test leads not included – please order separately
Ideal For
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High-voltage substation testing
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Transformer and circuit breaker joint resistance verification
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Ground bonding tests
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Manufacturing quality control
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Utility and power system commissioning
Looking for a lighter-duty DLRO with 10 A capability? See the Megger DLRO100HB for compact, battery-powered options.
