https://cnmibo.net/news Product knowledge, application engineering and company updates from MIBO Electric Group. en 19 Oct 2026 00:00:00 +0800 https://cnmibo.net/news-4g-vs-wifi-selection-guide https://cnmibo.net/news-4g-vs-wifi-selection-guide 19 Oct 2026 00:00:00 +0800 Buying Guide Almost every enquiry we receive starts with the same question: should I use a 4G remote control switch or a Wi-Fi smart breaker? Both can switch loads on and off from a phone, both can meter energy, and both support schedules and protection thresholds. The right answer depends less on the technology https://cnmibo.net/news-breaker-vs-relay-vs-contactor https://cnmibo.net/news-breaker-vs-relay-vs-contactor 18 Oct 2026 00:00:00 +0800 Buying Guide Three devices can switch a load remotely: a smart circuit breaker, a smart relay module and a contactor driven by a remote switch. They overlap in function, and buyers mix them up constantly. The wrong choice costs either money (paying for protection you do not use) or safety (switching a 15 kW moto https://cnmibo.net/news-dual-mode-connectivity https://cnmibo.net/news-dual-mode-connectivity 28 Sep 2026 00:00:00 +0800 Product Knowledge Wi-Fi carries the heavy lifting in a smart breaker: high-speed cloud communication for remote control, live current/voltage/power telemetry and over-the-air firmware upgrades. Bluetooth 5 (LE) handles the first-mile problem — fast, offline-friendly commissioning when there is no router on site yet. https://cnmibo.net/news-how-to-size-smart-breaker https://cnmibo.net/news-how-to-size-smart-breaker 15 Sep 2026 00:00:00 +0800 Buying Guide Sizing a smart breaker is not harder than sizing a conventional MCB — but buyers get it wrong more often because the product is sold by connectivity first and electrical characteristics second. Three numbers decide everything: load current, supply voltage and phase, and the curve type. https://cnmibo.net/news-three-phase-pump-wiring https://cnmibo.net/news-three-phase-pump-wiring 10 Sep 2026 00:00:00 +0800 Application Note Three-phase pumps scare buyers away from remote control, usually unnecessarily. The switching logic is identical to single-phase — the only questions are how many poles the switch must carry and whether the 4G unit switches the load directly or drives a contactor coil. This guide covers both routes https://cnmibo.net/news-retrofit-remote-control-distribution https://cnmibo.net/news-retrofit-remote-control-distribution 28 Aug 2026 00:00:00 +0800 Application Note Most remote-control projects are retrofits: the distribution board exists, the circuits exist, the customer wants phone control without replacing the panel or pulling new cables. There are three retrofit routes, and choosing between them is mostly about one question — does the board have a spare DIN https://cnmibo.net/news-remote-control-water-pump-without-wifi https://cnmibo.net/news-remote-control-water-pump-without-wifi 20 Aug 2026 00:00:00 +0800 Application Note Every week we hear the same problem from farms, orchards and holiday-property owners: the pump is 200 metres from the house, or 20 kilometres from the nearest router, and somebody has to physically drive over to switch it. Radio remotes work only in line of sight, SMS controllers have no feedback an https://cnmibo.net/news-4g-data-card-after-5-years https://cnmibo.net/news-4g-data-card-after-5-years 12 Aug 2026 00:00:00 +0800 Buying Guide Every 4G remote switch we ship includes an IoT data card active for five years, and the most common pre-order question is simple: what happens on day 1,826? This page answers it the way we answer customers directly, including the costs, the alternatives and the honest uncertainties. https://cnmibo.net/news-oem-odm-smart-switch-checklist https://cnmibo.net/news-oem-odm-smart-switch-checklist 30 Jul 2026 00:00:00 +0800 OEM/ODM Guide Branding an existing smart electrical product is the fastest way to launch your own line — typically 100–500 pieces MOQ and 15–25 days of production instead of the 12–18 months and five-figure tooling cost of full ODM development. But the difference between a smooth first order and a painful one is https://cnmibo.net/news-ce-ukca-etl-certification-guide https://cnmibo.net/news-ce-ukca-etl-certification-guide 22 Jul 2026 00:00:00 +0800 Buying Guide Certification is where smart-electrical importers lose the most time and money, usually because someone ordered CE-marked goods for a market that needs something else. This guide maps the markings to the markets for switches, breakers and enclosures, and explains what changes when a factory certifie https://cnmibo.net/news-container-loading-guide https://cnmibo.net/news-container-loading-guide 08 Jul 2026 00:00:00 +0800 Buying Guide Freight cost per unit decides whether a landed price works, and freight cost per unit is decided by packing data that most supplier websites never publish. This page gives the packing framework we use for quotations, with worked examples for the products buyers ask about most. Treat the numbers as p https://cnmibo.net/news-true-4p-vs-3pn https://cnmibo.net/news-true-4p-vs-3pn 26 Jun 2026 00:00:00 +0800 Product Knowledge In three-phase systems with neutral, a broken or high-resistance neutral is one of the most dangerous failure modes: the neutral point drifts, and single-phase loads can see voltages far above nominal, destroying equipment before any overcurrent device trips. https://cnmibo.net/news-4g-billboard-case-study https://cnmibo.net/news-4g-billboard-case-study 25 Jun 2026 00:00:00 +0800 Industry News An outdoor advertising operator needed to control and meter 200+ billboard lighting sites, most of them with no broadband and no on-site staff. Traditional timers meant truck rolls for every schedule change and no visibility of real consumption. https://cnmibo.net/news-billboard-lighting-remote-schemes https://cnmibo.net/news-billboard-lighting-remote-schemes 18 Jun 2026 00:00:00 +0800 Application Note Outdoor advertising lives and dies by the lights being on: an unlit billboard is invisible at exactly the hours it was bought for. Yet billboard sites are the worst possible places for manual control — unmanned, spread across cities or highways, and often without broadband. We deploy 4G remote contr https://cnmibo.net/news-energy-metering-rental-irrigation https://cnmibo.net/news-energy-metering-rental-irrigation 05 Jun 2026 00:00:00 +0800 Application Note The moment two parties share one electricity connection, someone needs honest numbers: rental equipment on a client's supply, tenant billing in shared buildings, irrigation districts where several farms draw from one pump, holiday homes where the caretaker's usage and the owner's usage need separati