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Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
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Description
Metrel MI-3123 Earth Resistance TesterOverview The Metrel MI 3123 Earth Resistance Tester is a next generation instrument designed for precise and versatile earth resistance measurements. It supports 4 wire earth resistance testing and 4 wire specific earth resistance measurement. When used with optional A 1018 and A 1019 current clamps, it enables: 4 wire earth resistance measurement with one clamp Contactless earth resistance testing with two clamps TRMS current measurement up to 20A
Overview
The Metrel MI-3123 Earth Resistance Tester is a next-generation instrument designed for precise and versatile earth resistance measurements. It supports 4-wire earth resistance testing and 4-wire specific earth resistance measurement. When used with optional A 1018 and A 1019 current clamps, it enables:
- 4-wire earth resistance measurement with one clamp
- Contactless earth resistance testing with two clamps
- TRMS current measurement up to 20A
Configurable limits allow for PASS/FAIL evaluation of test results. Test data can be saved and downloaded via optional software for professional report generation. Featuring a lightweight design, large bright LCD screen, built-in help screens, and RS232/USB connectivity, the MI 3123 is an advanced and reliable solution for earth resistance testing.
Applications
- Testing on TT and IT systems
- Substation earthing tests
- Lightning protection system testing
Features and Specifications
- Comprehensive Earth Resistance Testing – Supports standard 4-wire testing and specific earth resistance measurement
- Selective Earth Resistance Testing – Optional 4-wire testing with an additional clamp for measuring individual earthing rods
- Contactless Earth Resistance Testing – Two-clamp method for testing resistance without breaking the loop, ideal for urban environments
- Data Downloading & Reporting – RS232 or USB connectivity (optional software required) for professional test report generation
- Upgradeable Firmware – Ensures compliance with evolving regulations through firmware updates
- On-Site Help Screens – Built-in guidance for ease of use in the field
- Rechargeable Power System – Built-in charger with NiMH rechargeable batteries included
- Custom Test Limits – Configurable PASS/FAIL indication via bright LED indicators
- User-Friendly Design – Large LCD display and ergonomic buttons for easy operation, even with gloves
- Hands-Free Operation – Integrated magnetic holder for secure attachment to metal surfaces
Compatible Appliance Testers
Compatible with various Metrel appliance testers. Contact us for specific compatibility details.
Operating Requirements
Requires RS232 or USB connection for data transfer (optional software required). Powered by built-in rechargeable NiMH batteries.
Included Accessories
- Smartec Earth / Clamp instrument
- Soft hand strap
- Test leads:
- 4.5m (blue)
- 4.5m (red)
- 20m (green)
- 20m (black)
- Earth test rods (4 pcs)
- Power supply adapter + 6 NiMH rechargeable AA batteries
- Instruction manual (CD)
- Short instruction manual
- Handbook (CD)
- Calibration certificate
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 1438 reviews
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Product Reviews
★★★★★ 3
Mixed Bag of Dog Squeaky Toys for Small Dogs
Color: 12pack, Size: Small
I recently purchased the SHARLOVY Dog Squeaky Toys for Small Dogs, a pack of stuffed animal puppy toys, and while they offer some positive aspects, there are a few drawbacks that prevent me from giving them a higher rating.
One positive aspect of this toy pack is the variety it offers. With 12 different plush dog toys included, there is a range of options to keep my small dog entertained and engaged. The cute designs and soft textures are appealing, and they provide a good selection for different play sessions.
The squeaky feature of these toys can be entertaining for dogs, and it adds an element of interactive play. The squeaker is relatively durable and has held up reasonably well during playtime, adding an extra level of excitement for my dog.
However, the durability of these toys is a concern. While they are suitable for small dogs and light chewers, they may not withstand the rigorous chewing of more aggressive chewers or larger breeds. The seams on some toys have come apart relatively quickly, resulting in stuffing coming out or potential choking hazards. It is important to supervise playtime and monitor the condition of the toys closely.
Another drawback is the size of the toys. While they are marketed for small dogs, some of the toys in the pack are quite small and may pose a choking risk for dogs that are prone to swallowing or have a tendency to tear apart toys. It is essential to choose the appropriate toy size based on your dog's breed and chewing habits.
In terms of value for money, the price point for this toy pack is reasonable considering the number of toys included. However, the longevity of the toys may impact the overall value, as they may need to be replaced more frequently for dogs that are rough with their toys.
In conclusion, the SHARLOVY Dog Squeaky Toys for Small Dogs offer a variety of cute and soft toys that can entertain small dogs during playtime. The squeaky feature adds to the fun, but the durability of the toys and potential choking hazards are concerns. It is important to choose appropriate toy sizes and supervise playtime to ensure the safety of your furry friend.
If you have a small dog and are looking for a variety of soft and squeaky toys, this pack may be worth considering. However, if your dog is an aggressive chewer or larger in size, it may be more prudent to explore more durable and size-appropriate options to ensure the toys can withstand your dog's play habits.
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Reviewed in the United States on July 12, 2023
★★★★★ 5
Great doggie gift
Color: 5pack, Size: Large
Good quality toys for rough and tough dogs!
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Reviewed in the United States on June 2, 2026
★★★★★ 4
Not invincible but good value
Color: 5pack, Size: Large
Great value for the money. We have 3 dogs and they are pretty strong chewers. They lasted a few months but ultimately succumbed to their inevitable doom. They arrived well packaged and with no unusual odors.
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Reviewed in the United States on April 28, 2026
★★★★★ 5
One of the best indestructible dog toys we've bought
Color: 5pack, Size: Large
So we adopted a pup in December and she tears up everything! I mean, Everything! My CPAP, garden hoses, trucks seat belt and backup camera wiring. Every single dog toy with stuffing, dismantle them in minutes. So many dog toys say they are are tear proof. nope! We have tons of stuffing all over our 5 acres. Hen m wife bought these. Beside the bones she bought, these are the only things she can't seem to destroy and she loves them!!!!
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Reviewed in the United States on June 3, 2026
★★★★★ 5
BEST Dog Toys EVER! JRT approved
Color: 5pack, Size: Large
🌟 🌟 🌟 🌟 🌟 for these toys! We have terriers who have NEVER met a toy they couldn't destroy... until now. We've had them over a week an all 5 are still intact, crinkly, and squeakers squeaking - and they're played with constantly! When I tell you I've never, in all my years of JRT ownership and rescue, had a toy last 24 hours, much less a WEEK? Well, lots of you will know how astonishing that is! We've currently got 5 dogs (2 fosters, anyone looking for a project?) so the package size is perfect. Get 'em.
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Reviewed in the United States on May 11, 2026