--- product_id: 179495396 title: "UEi Test Instruments DL389B True RMS Dual Display Clamp Meter" brand: "uei test instruments" price: "€ 358.77" currency: EUR in_stock: true category: "U Ei Test Instruments" url: https://www.desertcart.sk/products/179495396-uei-test-instruments-dl389b-true-rms-dual-display-clamp-meter store_origin: SK region: Slovakia --- # True RMS for precise AC/DC measurements Low battery indicator with auto power off K-Type temperature probe up to 752°F UEi Test Instruments DL389B True RMS Dual Display Clamp Meter **Brand:** uei test instruments **Price:** € 358.77 **Availability:** ✅ In Stock ## Summary > ⚡ Clamp into precision, power, and performance like a pro! ## Quick Answers - **What is this?** UEi Test Instruments DL389B True RMS Dual Display Clamp Meter by uei test instruments - **How much does it cost?** € 358.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/179495396-uei-test-instruments-dl389b-true-rms-dual-display-clamp-meter) ## Best For - uei test instruments enthusiasts ## Why This Product - Trusted uei test instruments brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Backed by a 3-year limited warranty, engineered for the demands of professional fieldwork. - • **Thermal Mastery:** Integrated K-Type temperature probe lets you measure extreme temps up to 752°F, perfect for HVAC pros. - • **Dual Display Precision:** Simultaneously monitor voltage and current with True RMS accuracy for flawless diagnostics. - • **Smart Power Management:** Auto power off and low battery indicator keep you powered longer and avoid downtime. - • **Versatile Auto/Manual Ranging:** Switch seamlessly between auto and manual modes for ultimate control and efficiency. ## Overview The UEi DL389B True RMS Dual Display Clamp Meter is a professional-grade tool designed for accurate electrical diagnostics. Featuring True RMS measurement, a K-Type temperature probe capable of reading up to 752°F, and smart power-saving functions like auto power off and low battery alerts, it ensures reliable performance in demanding environments. Its dual display and versatile ranging modes make it indispensable for HVAC and electrical professionals, all backed by a 3-year limited warranty. ## Description UEi Test Instruments DL389B True RMS Dual Display Clamp Meter: desertcart.com: Industrial & Scientific ## Features - Low battery indicator - User temperature calibration - Degree ºF or ºC - Auto power off - Auto/manual ranging - Warranty: The DL389B comes with a 3 year limited warranty. All warranties must be redeemed in the US. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07T9GD6DB | | Best Sellers Rank | #36,095 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #26 in Clamp Meters | | Brand Name | UEi Test Instruments | | Color | Yellow | | Compatible Devices | Electrical devices and circuits | | Customer Reviews | 4.5 4.5 out of 5 stars (353) | | Global Trade Identification Number | 00535335084130 | | Included Components | Test lead , K-Type temperature probe , 2 batteries, Manual and Pouch | | Item Dimensions | 1.5 x 3.23 x 8.7 inches | | Item Weight | 16 ounces | | Manufacturer | UEI TEST INSTRUMENTS | | Measurement Type | Voltmeter | | Model | DL389B | | Number of Items | 1 | | Part Number | DL389B | | Power Source | Battery Powered | | Style Name | DL389B Digital True RMS Clamp Meter, HVAC 4000 Counts Auto Ranging Voltmeter, Measures AC & DC Volts AC Amps AC/DC Microamps Temperature Frequency Resistance Capacitance Duty Cycle NCV Diode Test | | UPC | 053533508413 535335084130 | | Unit Count | 1 Count | | Upper Temperature Rating | 752 °F | | Warranty Description | 2-Year limited warranty | ## Product Details - **Brand:** UEi Test Instruments - **Color:** Yellow - **Item Weight:** 16 ounces - **Power Source:** Battery Powered ## Images ![UEi Test Instruments DL389B True RMS Dual Display Clamp Meter - Image 1](https://m.media-amazon.com/images/I/61+s0r8oDBL.jpg) ![UEi Test Instruments DL389B True RMS Dual Display Clamp Meter - Image 2](https://m.media-amazon.com/images/I/71ls3DgtBdL.jpg) ![UEi Test Instruments DL389B True RMS Dual Display Clamp Meter - Image 3](https://m.media-amazon.com/images/I/81iuASHT-xL.jpg) ![UEi Test Instruments DL389B True RMS Dual Display Clamp Meter - Image 4](https://m.media-amazon.com/images/I/818anyxYE4L.jpg) ## Questions & Answers **Q: Does the head comes off. what is the difference between 389 vs 389B** A: No the head does not come off that I know of, I have never taken it off on mine. The 389B is the upgraded version of 389 adding micro amps and non-contact voltage testing. I like my 389B, **Q: Hello guys does this model of multimeter have the magnetic mount ?** A: Yes. Works well. **Q: Have anyone have problem putting test leads into meter? Seems to have black piece over both test lead opening.** A: By UEi Seller on December 30, 2021 **Q: where is it made?** A: Korea For the money is one of the best RMS everyday Heavy Duty use meters!!! Amps and Volts same time!! Magnet too. ## Frequently Bought Together - UEi DL389B Digital True RMS Clamp Meter, HVAC 4000 Counts Auto Ranging Voltmeter, Measures AC & DC Volts AC Amps AC/DC Microamps Temperature Frequency Resistance Capacitance Duty Cycle NCV Diode Test - UEi Test Instruments ATTPC3 Pipe Clamp K-Type Thermocouple adapter, HVAC Temperature Probe for Clamp Meters, Surface Thermometer for Boiler and AC Line Temperature Readings - UEi Test Instruments PDT650 Folding Pocket Digital Thermometer,Yellow --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/179495396-uei-test-instruments-dl389b-true-rms-dual-display-clamp-meter](https://www.desertcart.sk/products/179495396-uei-test-instruments-dl389b-true-rms-dual-display-clamp-meter) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-12*