TORT7 Delay-ON Delay-OFF 10-in-1 Cycler Time Relay
10-function asymmetric pulse generator and interval cycler (0.1s to 10 days) designed to sequence motor and AC compressor restart intervals.
Engineered Lineup
High-Accuracy Energy Meters & Smart Load Regulators
From dynamic tenant sub-metering in Jeddah commercial towers to automated switching for backup generators, our calibrated DIN-rail and wireless devices ensure continuous power clarity.
TOMZN Bluetooth Smart Timer Switch 85-265VAC (10A/30A)
Wall-mounted EasyCon Bluetooth energy controller with 28 timing groups, cyclic loop control, and real-time operational load monitoring.
TOS6-40 Bluetooth 40A Time Control DIN Rail Switch
Direct 35mm DIN-rail integration supporting up to 40A continuous load. Eliminates external contactors for high-demand municipal lighting.
1NO+1NC DIN Rail Programmable Digital Timer Switch 16A
Microprocessor-driven 7-day schedule controller with isolated 1NO/1NC output, built-in reserve lithium cell, and high EMC transient suppression.
TOMZN TOS7-B High-Current Smart Switch (40A/63A)
Smart load regulator designed for harsh panelboard temperatures. Integrates 28 cyclic groups with seamless smartphone Bluetooth pairing.
Enhanced DIN Rail Single Phase Weekly Digital Timer 16A
Upgraded display interface with reinforced terminal clamps, ensuring robust performance under high humidity and saline-laden atmospheric conditions.
TOB9e-63M Smart Breaker with Active kWh Energy Meter
Cloud-synchronized smart metering breaker featuring bi-directional real-time telemetry: Voltage, Current, Active Power, and cumulative kWh tracking.
63A/80A Smart Voltage Protector & Integrated kWh Meter
Autonomous protection against Red Sea coastal grid sags and voltage spikes with simultaneous high-precision Class 1.0 energy calculation.
24+
Years of Low-Voltage Manufacturing
5,700 m²
TÜV Rheinland Inspected Facilities
>100
Global Export Destination Ports
5 pcs
Ultra-Flexible Pilot Order MOQ
Regional Operational Context
Precision Sub-Metering Deployment Across Jeddah Infrastructure
Operating electrical assets along the western province of Saudi Arabia requires engineering consideration for coastal corrosion, blistering heatwaves, and strict grid regulatory frameworks.
Commercial Towers & High-Rise Leased Units
From Al-Andalus to Corniche developments, dynamic tenancy demands transparent multi-tenant billing. Our compact single-phase and three-phase DIN-rail kWh meters allow facility managers to audit real-time thermal usage, isolate chiller plant overconsumption, and prevent sub-distribution neutral overloads without taking up valuable panel space.
Jeddah 1st, 2nd & 3rd Industrial City Zones
In heavy manufacturing zones, non-linear motor drives and heavy fabrication machinery cause severe voltage fluctuations and harmonic pollution. Integrating class-leading DIN rail sub-meters alongside dual-power ATS and over-under voltage units safeguards production batches from unexpected line drops and unbalances.
Hybrid Solar PV & Diesel Genset Synchronization
Private microgrids across residential estates and cold-storage logistics parks rely on bidirectional energy metering. Our equipment provides accurate import/export telemetry, verifying when commercial facilities run on solar array yields versus when auxiliary diesel generators engage during peak tariff periods.
Engineering Adaptations for the Hejaz Coastal Microclimate
The climate of Jeddah is characterized by severe ambient summer temperatures regularly exceeding 48°C (118°F), combined with relative air humidity along the Red Sea littoral exceeding 85%. Standard off-the-shelf plastic metering units experience accelerated polymer embrittlement, terminal galvanic corrosion from airborne chlorides, and severe internal thermal drift that skews Class 1.0 or Class 2.0 measurement accuracy.
Zhejiang TMB Electric mitigates these issues by outfitting our smart energy meters and sub-distribution relays with high-grade flame-retardant VO polycarbonate casings, nickel-plated electrolytic copper terminal blocks, and custom conformal coating over the internal SMT metering chips. This protects sensitive measurement resistors and Current Transformers (CTs) from micro-condensation cycles caused by rapid transition between exterior midday ambient heat and interior HVAC cooling.
Technical Compliance Alert: Under the Saudi Electricity Law and SEC regulations, all secondary revenue sub-meters and tenant sub-allocation units must adhere strictly to IEC 62053-21 standards for active static energy meters and feature anti-tampering terminal seals.
Vision 2030 Alignment
Key Market Drivers Transforming Smart Metering in Western Saudi Arabia
The Kingdom’s smart grid transformation is reshaping requirements for panel builders, electrical engineers, and MEP contractors across the Jeddah metropolitan area.
Mandatory Tariffs & Peak-Demand Load Shedding
With Saudi Electricity Company (SEC) continuing its modernization of multi-tier residential and commercial tariffs, real-time pulse output and RS-485 Modbus telemetry are becoming essential. Project developers now specify smart DIN energy meters capable of interfacing directly with Building Management Systems (BMS) to trigger automated load-shedding of HVAC circuits during maximum peak pricing intervals.
Stricter SASO Quality & Saber Platform Approvals
The Saudi Standards, Metrology and Quality Organization (SASO) has tightened clearance checks for imported low-voltage switchgear and metering devices. Exporters must provide full traceability, verified technical datasheets, accredited third-party electrical type test reports, and registered Saber conformity documentation to ensure frictionless customs entry through the Jeddah Islamic Port.
Surge of Distributed C&I Solar Rooftops
As industrial owners in Bahrah and Obhur turn to grid-tied solar photovoltaic arrays to mitigate energy overheads, sub-distribution boards require bi-directional four-quadrant kWh meters. These monitors accurately record both active import from the municipal grid and net solar feedback, giving facility managers instant visibility into inverter performance and load balance.
Direct Factory Authority
Why Major Gulf Contractors Partner with Zhejiang TMB Electric
Operating 5,700 m² of specialized production in Liushi Town, Wenzhou—the low-voltage capital of the world—we deliver verified manufacturing dependability.
TÜV Rheinland On-Site Verified Facility
Unlike simple brokers, our production base has been audited on-site by TÜV Rheinland. Our 92 trained technicians operate modern testing benches ensuring dielectric insulation withstand, calibration curves, and thermal stability conform to stringent international CE and IEC standards.
Supply Chain Speed & Full Customization
Situated in the heart of the Liushi industrial cluster, we control mold fabrication, copper stamping, silver contact sourcing, and automated SMT assembly. We support custom OEM private-label branding, individualized laser marking, customized packaging, and specific voltage coil variations.
Low 5-Piece Trial MOQ for Fast Engineering Pilot
We remove overseas procurement friction for Saudi contractors. You can begin field testing with a trial MOQ of just 5 pieces. Verify mechanical dimensions, app integration, and thermal endurance in your actual enclosures before committing to volume container shipments.
Procurement Support
Frequently Asked Questions by Jeddah MEP & Switchgear Contractors
Essential guidance covering international logistics, technical parameters, regional compliance, and system compatibility.
What are the shipping routes, lead times, and port clearance procedures for Jeddah?
Orders ship from Ningbo or Shanghai directly to Jeddah Islamic Port (SAJED). Ocean transit typically averages 16 to 22 days. For rapid sample evaluation or urgent project submittals, air freight via King Abdulaziz International Airport (JED) arrives in 4 to 6 business days. We provide commercial invoices, packing lists, CO (Certificate of Origin), and necessary test certificates to ensure swift customs clearance.
Do your smart energy meters support both 220V and 230V/400V regional standards?
Yes. Saudi Arabia has standardized its electrical grid to 230V single-phase / 400V three-phase 60Hz. However, legacy installations in older Jeddah commercial and residential districts still operate on 127V/220V configurations. Our wide-voltage digital sub-meters and voltage protectors cover AC 85V–265V and 3P+N up to 415V at 50/60Hz, ensuring seamless compatibility across both modernized and legacy systems.
How do these smart meters maintain Class 1.0 accuracy under ambient Jeddah temperatures?
Our smart meters utilize micro-loss manganese-copper shunt sampling or precision internal Toroidal Current Transformers paired with active temperature compensation algorithms within the digital signal processor (DSP). Even when internal switchboard temperatures approach 55°C to 60°C during peak Red Sea summer loading, measurement deviation remains tightly restricted within the ±1% Class 1.0 boundary specified by IEC 62053-21.
Can your Bluetooth and smart energy timers be operated locally without constant internet?
Yes. Units such as our TOS6-40 and TOS7-B Bluetooth smart series allow direct point-to-point programming via the EasyCon mobile app up to 10–15 meters away without requiring internet or Wi-Fi. All program schedules, cycle loops, and timer settings are stored in internal non-volatile EEPROM memory with a built-in battery backup, ensuring operations continue unaffected during network or utility power outages.
Can Zhejiang TMB Electric deliver complete pre-wired assemblies and custom combiner boxes?
Absolutely. Beyond supplying discrete DIN-rail energy meters, contactors, and breakers, we assemble custom IP65 weatherproof distribution enclosures. We routinely pre-wire combinations of smart sub-meters, dual-power automatic transfer switches (ATS), surge protective devices (SPD), and solar DC breakers according to your single-line diagrams (SLD), minimizing site assembly labor for your technicians in the field.
Request Technical Submittals or Factory Quotations
Speak directly with our low-voltage engineering department. Get detailed product datasheets, CE certificates, or custom switchgear configurations delivered within 24 hours.