Call Us +852 2666 2888

Welcome to StoreInfinity!

UNI-T UT581 RCD(ELCB) Testers

Be the first to review this product | Ask Question

Reputable Storeinfinity offers superb Digital RCD (ELCB) Testers; outstanding performance and system features make it a perfect solution for your reliable testing requirement, fast and safe delivery, and first class quality with reasonable price.

Availability: In stock


FREE Express Shipping

Item location: International Warehouse

Free Ships to: Worldwide| See details

Estimated between

We ships within 1 day after receiving cleared payment.

Please allow additional time if international delivery is subject to customs processing. | See details

Bank transfer | See details

30 days money back

Paypal Pertection

Get the item you ordered or get your money back. | See details


If you find inaccurate product information, welcome to Correct Errors

It is a professional tester and with multi-function.What's more,it is easy to operate.A brand-new, unused, unopened, undamaged item in its original package. Our products have been exported to more than 40 countries over the world. We believe that during the days of economic and cultural globalization, the key point for running business successfully both at home and abroad is to be creative, considerate,passionate, committed and industrious.

New UT581 Digital RCD (ELCB) Testers

Ask a question about UNI-T UT581 RCD(ELCB) Testers :

Additional Info

Additional Info

Size No
Brand UNI-T
Main Features No

Technical Specifications

Measuring Range

Best Accuracy

Trip Current Setting


Range Select

x1/2; x1; x5; 250mA (Fast Trip)

Trip Current Accuracy

+2% ~ +8% (x1)

Trip Time

1000ms, 300ms(x5), 40ms(250mA)

Trip Time Accuracy

±(0.6%± 4)

Trip Time Resolution


Operational Voltage

(195 ~ 253V) / 50Hz

Special Functions

AUTO RAMP Function

Test the trip time and trip current

Connections Check Function

Lamps Indication

Phase Switch

0° and 180°

Data Hold

Freeze the digital trip time display for several seconds

Power off Buzzer


Mis-Operation Buzzer


Over Load Display


Full Icon Display


Disconnect Buzzer




Package Including No


Write Your Own Review

You're reviewing: UNI-T UT581 RCD(ELCB) Testers

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars
  • Reload captcha



Use spaces to separate tags. Use single quotes (') for phrases.

Shipping and Payments

Shipping and handing

Item location: International warehouse

Shanghai, Australia, United Kingdom, Germany, United States

Free Shipping to: Worldwide


China, Hong Kong SAR China, India, Indonesia, Japan, Macau SAR China, Malaysia, Philippines, Singapore, South Korea, Taiwan,Thailand, Vietnam


Austria, Belgium,Denmark, Finland, France, Germany, Greece, Hungary, Ireland, Italy,Netherlands, Norway, Poland, Portuga,Spain, Swaziland, Sweden, Switzerland, Ukraine,United Kingdom,Turkey


Canada, United States


Australia,New Zealand

Shipping and handing to Service Delivery*
Free Shipping Worldwide Express Shipping Estimated 3-9 days

Estimated delivery dates include our handling time, and will depend on shipping service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.

Handing time Estimated Time
Will usually ship within 1 business day of receiving cleared payment. Estimated time table


Return policy

After receiving the item Refund will be given as Return shipping*
30 days Money Back We pays return shipping

* include our handling time, and will depend on shipping service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.


Payment details

Payment metod Preferred / Accepted
StoreInfinity payment method or Bank Transfer Paypal preferred