--- product_id: 238594139 title: "Orno WE-521 LCD Digital AC Meter 1 Phase Display Power Consumption with MID Certificate and Pulse Output (with Backlight)" brand: "orno" price: "€ 42.42" currency: EUR in_stock: true reviews_count: 7 url: https://www.desertcart.hr/products/238594139-orno-we-521-lcd-digital-ac-meter-1-phase-display store_origin: HR region: Croatia --- # MID-certified precision Real-time power consumption display Pulse output for smart monitoring Orno WE-521 LCD Digital AC Meter 1 Phase Display Power Consumption with MID Certificate and Pulse Output (with Backlight) **Brand:** orno **Price:** € 42.42 **Availability:** ✅ In Stock ## Summary > ⚡ Power your space with precision and style! ## Quick Answers - **What is this?** Orno WE-521 LCD Digital AC Meter 1 Phase Display Power Consumption with MID Certificate and Pulse Output (with Backlight) by orno - **How much does it cost?** € 42.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/238594139-orno-we-521-lcd-digital-ac-meter-1-phase-display) ## Best For - orno enthusiasts ## Why This Product - Trusted orno brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Pulse Output:** Seamlessly integrates with energy management systems for advanced monitoring - • **Compact & Minimalist:** Sleek 9x2x8 cm design fits effortlessly into any modern setup - • **Instant Energy Insights:** Backlit LCD shows total power consumption clearly, anytime, anywhere - • **Precision You Can Trust:** MID 2014/32/EU certified for unmatched accuracy in energy measurement - • **Unresettable for Reliability:** Ensures tamper-proof, consistent energy tracking for fair billing ## Overview The Orno WE-521 is a MID-certified, 1-phase digital AC meter featuring a backlit LCD for clear total energy consumption display. It offers high measurement accuracy, tamper-proof design, and pulse output for integration with smart energy systems, all packed in a compact, minimalist form factor. ## Description Orno WE-521 LCD digital AC meter, 1-phase display of power consumption with MID certificate and pulse output ## Features - ✅ 【 Highest precision 】The device makes precise measurements according to the MID 2014/32 / EU directive. - ✅ 【Energy consumption calculation basis 】MID certified devices can be used to calculate residents' energy consumption based on the specified power consumption. The device can never be reset. - ✅ 【Power consumption indicator】The power consumption in the phase is indicated by a flashing LED. The number of impulses is converted into used energy and its value is shown on an LCD display (5 + 1). - ✅ 【Total energy consumption】The LCD screen shows only the total energy consumption. If you need extended data, please search for the models WE-512, WE-514 and WE-515. - ✅ 【Pulse output】Bietet Informationen zur Zählerablesung mithilfe eines Zählerimpulskonzentrators. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | ORNO | | Part Number | SB-122 | | Product Dimensions | 9 x 2 x 8 cm; 90 g | | Batteries | 1 CR2 batteries required. | | Item model number | OR-WE-521 | | Colour | White | | Style | Minimalist | | Pattern | With backlight | | Power Source | Battery Powered | | Voltage | 230 Volts | | Item Package Quantity | 1 | | Measurement Accuracy | 1 | | Certification | MID 2014/32/EU | | Included Components | 1 | | Batteries included? | No | | Batteries Required? | No | | Item Weight | 90 g | ## Product Details - **Brand:** Orno - **Power source:** Battery Powered - **Style:** Minimalist - **Colour:** White - **Item weight:** 0.09 Kilograms ## Images ![Orno WE-521 LCD Digital AC Meter 1 Phase Display Power Consumption with MID Certificate and Pulse Output (with Backlight) - Image 1](https://m.media-amazon.com/images/I/51OMCJ2opSL.jpg) ![Orno WE-521 LCD Digital AC Meter 1 Phase Display Power Consumption with MID Certificate and Pulse Output (with Backlight) - Image 2](https://m.media-amazon.com/images/I/51w18AgEK5L.jpg) ## Available Options This product comes in different **Pattern Name** options. ## Questions & Answers **Q: Will this retain the kWH used after a power cut?** A: FYI: 'The device can never be reset.' **Q: Is this an rcd with a power monitor incorporated into it? if so is it suitable for a uk consumer unit?** A: This (WE-521/WE-519) is not an RCD (residual current device), it's just an energy meter. It is suitable for a UK consumer unit, I've installed one in the garage. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Good one *by M***A on Reviewed in the United Kingdom on 24 June 2023* Good one ### ⭐⭐⭐⭐ 4.0 out of 5 stars Works well *by A*** on Reviewed in the United Kingdom on 30 January 2022* Instructions could be clearer but work well ### ⭐⭐⭐⭐⭐ buon prodotto *by A***O on Reviewed in Italy on 7 February 2024* è sicuramente un buon prodottofa il suo lavoro, retroilluminazione molto comoda per leggere i numerifacile da installare e ottimo rapporto qualità/prezzo --- ## 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.hr/products/238594139-orno-we-521-lcd-digital-ac-meter-1-phase-display](https://www.desertcart.hr/products/238594139-orno-we-521-lcd-digital-ac-meter-1-phase-display) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*