Engineered for Harsh Electrical Inversions
High-Performance Multi-Phase Energy Meters & Intelligent Controllers
Engineered to handle severe line fluctuations, dual-incomer generator switches, and bidirectional solar flows across commercial, industrial, and residential setups in Lebanon.
TOS6-40 Bluetooth Time Control Switch 35mm DIN Rail
TOMZN EasyCon Bluetooth Smart Timer Switch 10A-30A
TOMZN 1NO+1NC Weekly 7 Days Programmable Digital Switch
TORT7 Series 10-in-1 Asymmetric Delay Relay
TOMZN Heavy-Duty Digital Timer Switch Relay 16A
Three Phase DIN Rail Energy Meter with RS485 Modbus
TOB9e WiFi Smart Breaker with Active Energy Metering
24+
Years Engineering Expertise
5,700 m²
TÜV Verified Factory
120,000+
Meters & ATS Deployed in MENA
100%
Dual-Channel Calibrated
Field Applications
Engineering Solutions for Lebanon's Complex Microgrid Ecosystem
The electrical network in Beirut, Tripoli, Mount Lebanon, and the Bekaa Valley represents one of the most uniquely demanding environments globally. Our products are customized to thrive under these operational stresses.
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Dual-Source EDL vs. Ishtirak (Private Genset) Sub-Metering
Due to severe load shedding by Électricité du Liban (EDL), Lebanese consumers rely on neighborhood diesel generators (Ishtirak). Our three-phase meters feature dual-pulse inputs and programmable auxiliary relays that switch tariff registers immediately when ATS relays shift between national grid and private diesel generation. This prevents overbilling disputes and ensures Class 1.0 measurement precision regardless of irregular frequency outputs (45Hz to 55Hz).
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Grid-Tied Commercial Solar Net-Metering & Zero-Export Limiting
Lebanon's exponential transition to distributed rooftop solar arrays across factories, packaging facilities, and resorts requires four-quadrant bidirectional energy meters. Integrated with Modbus RS485 communication protocols, our units interface seamlessly with hybrid solar inverters (such as Deye, Growatt, and Sungrow) to prevent unauthorized feed-in into generator microgrids while tracking reactive power (kVARh) and peak demand across L1, L2, and L3.
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Industrial Protection Against Heavy Harmonic Inrush & Surges
Unregulated generator transfers create massive line voltage spikes, sub-cycle dropouts, and hazardous neutral shifts. Paired with our 10-in-1 asynchronous cyclers (TORT7) and adjustable over/under voltage relays, our metering setups isolate sensitive equipment during transient switching. They withstand sustained overvoltage up to 450V AC while maintaining continuous data logging in non-volatile flash memory.
Market Foresight
Lebanon Energy Market Dynamics: Technical Trends (2025–2030)
Strategic structural shifts and policy drivers transforming low-voltage metering infrastructure across Lebanon.
Transition from Flat-Amperage Subscriptions to kWh Billing
The Ministry of Energy and Water (MEW) and local municipalities are enforcing strict switchovers from flat amperage circuit breakers (e.g., 5A, 10A, 15A limits) to certified kilowatt-hour (kWh) digital sub-metering. Chinese manufacturers who supply MID-compliant, anti-tampering three-phase meters with clear optical reading ports command high market uptake among local municipal cooperatives and energy syndicates.
Integration of IoT Wireless Monitoring (BLE & LoRaWAN)
Because physical access to electrical shafts in multi-story apartment complexes across Beirut can be challenging, buyers increasingly demand DIN-rail meters equipped with localized Bluetooth (BLE) and LoRaWAN long-range communication. This architecture allows property managers and generator syndicates to read consumption data remotely without relying on unstable cellular networks.
Rise of Energy Storage Systems (BESS) & DC Micro-Metering
Commercial installations in the Bekaa and Mount Lebanon industrial zones are deploying multi-megawatt battery energy storage systems (BESS). This development accelerates demand for bidirectional three-phase AC meters and complementary high-voltage DC miniature circuit breakers capable of safeguarding dual-bus DC strings up to 1000V DC without thermal de-rating.
Manufacturing Excellence
Why Zhejiang TMB Electric Is the Preferred Partner for Lebanese Importers
Rooted in China’s low-voltage electrical capital, we engineer reliability into every relay, arc-chute, terminal, and metering microcontroller.
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Liushi Industrial Cluster Synergies
Our production facilities in Liushi Town, Wenzhou, sit directly within the world's most dense electrical manufacturing ecosystem. We control the entire production chain: high-conductivity silver alloy contacts, flame-retardant PC/ABS housings, precision bimetallic thermal sensors, and high-frequency current transformers (CTs) are produced in-house or sourced within a 5km radius, minimizing delivery times and lowering unit costs.
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TÜV Rheinland On-Site Audited Quality
Unlike standard trading intermediaries, Zhejiang TMB Electric Co., Ltd. operates a 5,700 m² workshop fully audited on-site by TÜV Rheinland. We deploy multi-station automated calibration benches where each meter undergoes rigorous dielectrics testing (up to 4kV for 1 minute), temperature drift verification (-25°C to +70°C), and automated thermal trip calibration to eliminate nuisance tripping under hot Mediterranean summer temperatures.
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Tailored OEM/ODM & Low MOQ Flexibility
Recognizing the volatile capital dynamics and liquidity constraints in Lebanon, we support Lebanese electrical distributors with low minimum order quantities starting from 5 pieces on standard catalogue items. Furthermore, we provide end-to-end OEM customization: bilingual English/Arabic silk-screened front fascias, custom pulse rates, preset under-voltage lockout delays, and pre-wired IP65 distribution enclosures.
Procurement Clarity
Frequently Asked Questions by Lebanese Importers & Contractors
Direct technical answers addressing customs, grid interoperability, and logistics for shipments landing at the Port of Beirut or Tripoli.
How do TMB three-phase meters handle frequency fluctuations from private diesel generators?
Local neighborhood diesel generators (Ishtirak) in Lebanon often operate under unstable engine governors, causing AC frequencies to wander erratically between 44 Hz and 56 Hz. Standard energy meters often fail or lose synchronization under these conditions. TMB three-phase digital meters incorporate wide-band digital signal processors (DSP) and high-speed sampling algorithms that maintain Class 1.0 (IEC 62053-21) energy metering accuracy across 42 Hz to 65 Hz, preventing erroneous billing during heavy generator load variations.
Can these meters distinguish between EDL national power and Ishtirak generator feed?
Yes. Our multi-tariff and dual-source metering models feature optocoupler-isolated auxiliary signal inputs. When connected to the auxiliary contacts of your Automatic Transfer Switch (ATS), the meter automatically switches between Tariff T1 (Grid EDL) and Tariff T2 (Private Generator). Both energy counters are recorded separately in internal non-volatile EEPROM memory, providing complete transparency for property owners and tenants without requiring two separate physical meters.
What certifications are provided for Lebanese Customs clearance through Beirut Port?
All our exported products carry full CE Declaration of Conformity and comply with IEC/EN 61008, IEC 60947-2, and IEC 62053-21 standards. Shipments are accompanied by test certificates, factory calibration reports, and Commercial Invoices legalized by competent trade councils. Furthermore, our production facility holds official on-site audit certification from TÜV Rheinland, expediting clearance and inspection under LIBNOR (The Lebanese Standards Institution) regulations.
How do the timer switches and time relays withstand severe grid dropouts and phase faults?
Our programmable digital switches (like the TOMZN 1NO+1NC series) feature built-in rechargeable industrial lithium batteries that retain timing programs, astronomical calendars, and cycle memories for more than 180 days during total power outages. In addition, our TORT7 and TOS7 timing relays utilize internal Varistor-based surge suppressors and wide-range switching power supplies (operating smoothly down to 85V and up to 265V AC), protecting sensitive electronic circuits from inductive kickback during generator switchover.
What payment terms and shipping arrangements are available for Lebanese buyers?
We offer flexible commercial arrangements tailored to the Lebanese financial context, including Telegraphic Transfer (T/T), international escrow, and third-party inspection mechanisms. We handle FOB Ningbo/Shanghai as well as CIF Beirut/Tripoli containerized freight through leading global shipping lines (such as CMA CGM and MSC), offering consolidated LCL shipping for mixed-product orders (meters, ATS, DC MCBs, and combiner boxes) to minimize customs brokerage overhead.
Ready to Upgrade Your Electrical Distribution Infrastructure?
Whether you require a sample order for laboratory bench testing, custom branded OEM meter enclosures, or container-load FOB quotes for upcoming commercial projects across Lebanon, our engineering team is ready to assist you.