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Product Portfolio
Top-Tier Voltage & Power Control Devices for Israeli Electrical Boards
Engineered for seamless DIN-rail integration inside residential Schneider-type, ABB-type, and Hager-type consumer units across Tel Aviv, Jerusalem, Haifa, and the Negev.
Dual Output
1NO + 1NC Single Phase Din Rail Weekly Programmable Timer 16A
Smart IoT
TOS7-B Bluetooth Smart Timer & Heavy Duty Switch 40A/63A
Heavy Duty
TOS6-40 Bluetooth Dual Mount Time Control Switch 40A
Wall Mount
Direct Wall-Mount Bluetooth Smart Timer Switch 10A-30A
Multi-Function
TORT7 Series 10-in-1 Asymmetric Cycler Multi-Time Relay
Core Protection
Adjustable Single-Phase Over & Under Voltage Relay 63A/80A
3-Phase Industrial
Three-Phase 3P+N Voltage & Phase Sequence Protection Relay 63A
Grid Architecture Whitepaper
Engineering Over and Under Voltage Protection for Israel's Dynamic Grid
A rigorous B2B technical analysis for Israeli electrical contractors, switchboard builders, and commercial importers navigating grid decarbonization and extreme voltage dynamics.
Grid Volatility & PV Feed-In Swells
Israel's National Renewable Energy targets (aiming for 30% solar electricity generation by 2030) have saturated southern regions (Arava, Negev) and suburban rooftop arrays with distributed photovoltaic systems. During peak noon irradiance, reverse power injection into medium and low-voltage distribution substations induces severe localized overvoltage conditions exceeding the statutory 230V +10% limit (often breaching 260V AC), triggering premature failure of delicate electronic loads, inverter tripping, and domestic appliance failure.
- Dynamic real-time RMS voltage sampling avoids nuisance tripping.
- Customizable overvoltage thresholds (230V–300V AC).
- Self-healing reclosing timers (1s–500s) shield compressors from rapid cycling.
Neutral Floating & Asymmetric Phase Surges
In standard Israeli TN-C-S and TT distribution systems governed by the Electricity Law (Chok HaChashmal), broken neutral conductors or floating pen faults at distribution pillars present a devastating risk. A loss of neutral causes phase-to-neutral voltages on lightly loaded single-phase circuits to balloon up to line-to-line 400V AC levels. TMB's three-phase 3P+N protectors provide hardware-level asymmetric tripping within milliseconds, isolating downstream equipment before insulation breakdown occurs.
- True 3P+N synchronous disconnection prevents phase shifting hazards.
- Zero-crossing relay actuation minimizes arcing and extends contact life.
- High-strength copper-alloy terminals withstand thermal cycling.
High Ambient Thermal & Marine Coastal Stress
From the high humidity and airborne salinity of the Mediterranean coastline (Tel Aviv, Ashdod, Netanya) to the dry, 45°C ambient thermal loads of the Jordan Rift Valley, low-voltage control gear must deliver unflinching reliability. TMB voltage protectors utilize flame-retardant VO grade polymer enclosures, corrosion-resistant silver alloy contacts (AgSnO2), and specialized circuit trace potting to eliminate the risk of oxidation and creepage tracking over decades of continuous operation.
- Operating temperature spectrum rated from -25°C to +70°C.
- Complies with IEC 60947-2, IEC 60947-5-1, and CE Low Voltage Directives.
- Compact DIN module profiles optimized for high-density consumer panels.
Local Deployments
High-Impact Engineering Applications Across the Israeli Economy
From residential protected rooms (Mamad) to commercial agricultural desalination facilities, discover where TMB voltage protection equipment delivers mission-critical isolation.
1. Modern Residential & High-Rise Apartments (Tel Aviv & Gush Dan)
With thousands of multi-family high-rises built in urban centers, residential consumer boards require compact, DIN-rail mount protectors to shield inverter-driven HVAC systems, smart home automation hubs, induction cooktops, and high-end consumer appliances from localized line surges and utility grid switching events common in high-density urban corridors.
2. Photovoltaic Microgrids & Commercial Rooftops (Negev & Arava)
Commercial solar installations and off-grid kibbutz microgrids suffer from solar generation intermittency when cloud cover or dust storms occur. TMB over-and-under voltage devices monitor the point of common coupling (PCC), automatically shedding or disconnecting secondary loads when inverter outputs fluctuate beyond grid synchronization thresholds.
3. Industrial Cold Chain & Food Packaging Facilities (Haifa & Ashdod)
Refrigeration compressors and processing equipment in seaport logistics hubs demand exact recovery delay windows. If an undervoltage sag trips the system, our devices enforce an adjustable 1-to-500 second reclosing lockout, preventing compressor motors from restarting against un-equalized head pressure, which otherwise causes thermal overload burnout.
4. Residential Mamad (Protected Spaces) & Backup Generators
Every modern Israeli dwelling features a reinforced security room (Mamad) equipped with ventilation filtration systems and dedicated emergency backup circuits. When coupled with dual power transfer switches (ATS), our voltage guardians protect emergency life-support equipment from voltage dips when switching between the municipal grid and private standby generators.
5. Agricultural Drip Irrigation & Water Pumping Hubs (Galilee & Jordan Valley)
Automated fertigation systems and high-pressure electric water pumps located at remote agricultural outposts frequently operate on lengthy low-voltage distribution runs subject to severe voltage drop (undervoltage). TMB relays continuously measure real-time voltage, isolating pump motor contactors before low-voltage conditions burn out motor stator windings.
6. EV Fleet Charging Infrastructures & Public Depots
As Israel transitions toward electric buses and commercial fleet electrification, high-power DC fast-charging clusters create massive localized current draws that trigger substantial utility voltage sags. Installing TMB adjustable over/under voltage relays prevents damage to sensitive AC/DC rectifiers and vehicle charging communication controllers.
Engineering Data
Comparative Technical Specifications for Israeli Specifiers
Direct comparison of single-phase and three-phase parameters to streamline submittals for tender approval by Israeli electrical engineering consultants.
| Functional Parameter | Single-Phase Residential / Commercial | Three-Phase 3P+N Industrial / Commercial | Smart IoT Bluetooth DIN Controller |
|---|---|---|---|
| Nominal Operational Voltage (Ue) | 230 V AC (50 Hz) | 230/400 V AC (3P+N, 50 Hz) | 85 V – 265 V AC (Universal 50/60 Hz) |
| Rated Current Options (In) | 40A, 63A, 80A continuous | 40A, 63A, 100A, 125A | 10A, 30A, 40A, 63A options |
| Overvoltage Setting Range | 230V – 300V AC (Default: 275V) | Line-Neutral: 230V–300V / Line-Line: 380V–480V | Configurable via Smart Application |
| Undervoltage Setting Range | 140V – 210V AC (Default: 170V) | Line-Neutral: 140V–210V / Line-Line: 240V–360V | Configurable via Smart Application |
| Action Delay Window | 0.1s – 30.0s (Adjustable) | 0.1s – 30.0s (Phase loss instant <0.1s) | Precision digital scheduling |
| Reconnection / Recovery Delay | 1s – 500s (Default: 30s) | 1s – 500s (Auto self-recovery) | Instant or user-defined countdown |
| Metering & Telemetry | Voltage (V), Current (A), Energy (kWh) | Per-Phase V/A, Phase Sequence, Frequency | App telemetry, historical logging, loop count |
| Standard Compliance | IEC/EN 60947-2, IEC 60898-1, CE | IEC/EN 60947-5-1, CE Marked | CE, RED, RoHS Compliant |
Industry Insights
Emerging Electrical Market Trends Reshaping Israeli Procurement
Market intelligence for B2B distributors and contractors navigating changing regulations and technological shifts in Israel's energy landscape.
Stringent Standards Alignment (SII / IEC)
The Standards Institution of Israel (SII) continues to harmonize national standards with international IEC directives. Equipment imported for large-scale municipal or defense infrastructure projects requires full CE conformity, comprehensive factory test reports, and compliance with the low-voltage electrical installation code SI 60364. Factory-level traceability and accredited third-party audit reports (such as TÜV Rheinland) are now baseline requirements for tier-1 distributors in Tel Aviv.
Grid Decentralization & Energy Storage (BESS)
With widespread domestic installations of rooftop solar coupled with battery energy storage systems (BESS), modern installations transition frequently between grid-tied and islanded modes. This dynamic cycling produces transient voltage fluctuations and harmonics during source changeover. Demand for combined voltage guardians and dual power automatic transfer switches (ATS) has surged by over 45% in suburban and agricultural cooperatives.
Intelligent Digital Telemetry & App Control
The Israeli electrical sector is rapidly embracing smart panels. Facility managers and smart home integrators are no longer satisfied with passive analogue relays. Modern project specifications demand real-time digital voltage and current readouts, cumulative kWh energy metering, and Bluetooth/WiFi app connectivity to troubleshoot intermittent line anomalies remotely without opening switchgear enclosures.
Enterprise Strengths
Why Major Israeli Importers Partner with Zhejiang TMB Electric
Combining 24 years of manufacturing heritage in Liushi, Wenzhou with rigorous German-standard quality verification systems.
TÜV Rheinland Audited
Our 5,700 m² state-of-the-art manufacturing plant in Liushi Town operates under rigorous quality management systems verified on-site by TÜV Rheinland, providing complete transparency for international compliance audits.
Liushi Cluster Advantage
Headquartered in China's premier low-voltage electrical manufacturing cluster, we control the entire vertical supply chain—from high-conductivity copper stampings and silver contact brazing to injection-molded flame-retardant housings.
OEM / ODM & Hebrew Labeling
We provide full private-label laser marking, custom Hebrew language consumer packaging, tailored trip delay firmware calibrations, and tailored combinational distribution boxes for domestic retail or industrial brand owners.
Agile MOQs (From 5 Pcs)
Lower inventory risk with trial order quantities starting from just 5 units on standard catalog models, backed by a dedicated international engineering team capable of rapid sample dispatch to Israel via air freight.
Procurement FAQ
Frequently Asked Questions by Israeli Electrical Importers
Direct answers addressing voltage compliance, customs documentation, testing protocols, and distribution logistics for Israeli purchasers.
Are TMB over and under voltage protectors compatible with Israel's 230V/400V 50Hz grid?
Yes, absolutely. Our single-phase models are engineered specifically for nominal 230V AC ±10% (operating seamlessly across 85V–300V), while our three-phase units are rated for 230V/400V AC 50Hz. All threshold parameters—including overvoltage cut-off (230V–300V), undervoltage cut-off (140V–210V), tripping delay, and reconnection recovery delay—are fully adjustable via front-panel digital pushbuttons to meet exact local utility tolerances.
How do TMB devices handle floating neutral situations in Israeli TT earthing systems?
In Israel's widespread TT and TN-C-S grounding configurations, a severed or floating neutral conductor at the supply transformer can cause phase voltages to soar to 400V line-to-line across single-phase domestic appliances. TMB's three-phase 3P+N protectors continuously measure line-to-neutral potential across all individual phases; if the neutral shifts or breaks, the internal high-speed micro-controller activates trip coils in under 0.1 seconds, completely isolating all downstream loads before dielectric failure occurs.
What documentation and compliance certificates do you provide for customs clearance at Ashdod or Haifa ports?
We provide comprehensive export documentation packages tailored for Israeli import procedures. This includes official CE Declarations of Conformity, accredited third-party test reports validating IEC/EN 60947 series compliance, TÜV Rheinland factory on-site assessment certificates, RoHS environmental compliance reports, detailed English engineering datasheets, and Certificate of Origin (Form A or standard CO) to streamline customs verification and clearance.
Can Zhejiang TMB Electric manufacture devices with private label branding and Hebrew instructions?
Yes. We possess in-house fiber laser marking equipment and full-color packaging production lines. We regularly assist Israeli electrical wholesalers, distributors, and retail hardware chains with customized OEM branding. This includes your custom brand logo laser-etched onto the front bezel, customized product serial numbering, Hebrew terminal diagrams, and complete bilingual (Hebrew/English) instruction manuals and retail carton packaging.
What is the minimum order quantity (MOQ) and production turnaround for shipments to Israel?
To assist Israeli contractors and panel builders in verifying performance in local installations, standard catalog models have an ultra-low trial MOQ of only 5 pieces (with selected timer models starting from 1 piece). For OEM private-label production runs, MOQs typically start at 500 pieces per rating. Standard stock items ship within 3–7 business days, while volume OEM container shipments are completed within 20–25 days from our factory in Liushi Town.
Why is an adjustable self-recovery reconnection delay essential for Israeli air-conditioning installations?
Air conditioning systems (especially central mini-VRF and inverter split systems ubiquitous across Tel Aviv, Eilat, and the coastal plain) rely on high-pressure refrigerant compressors. When an undervoltage spike or brief grid flicker occurs, immediate re-energization while the refrigerant loop remains under high head pressure will stall the compressor motor, causing thermal trip or motor burnout. TMB protectors allow engineers to program a 60–180 second reconnection lockout, ensuring pressure equalization before power restoration.
Partner Directly with a Verified Protection Device Manufacturer
Whether you require 5 sample units for laboratory testing in Tel Aviv or 50,000 units for nationwide distribution across Israel, our technical engineering team in Liushi is ready to support your specifications, CAD drawings, and compliance submittals.