Featured Digital, Bluetooth & Multi-Function Timing Relays
Direct manufacturer supply from Zhejiang TMB Electric Co., Ltd. Every DIN-rail timer switch incorporates high-retention RTC memory chips, anti-surge coils, and industrial-grade relays calibrated for Syria’s challenging grid conditions.
TOS6-40 Bluetooth Time Control Switch 35mm DIN Rail 40A AC85-265V
Single Phase Weekly 7-Day Programmable Digital Time Switch 16A
TORT7 Multi-Function Delay Relay 10-in-1 Pulse Cycler (0.1S–10D)
TOS7-B Bluetooth Smart Timer Switch 40A / 63A DIN Rail Controller
1NO+1NC DIN Rail 7-Day Microcomputer Switch Relay 220V 16A
Bluetooth Smart Timer Switch 85-265VAC 10A/30A Wall & Enclosure
Industrial Grade 7-Day Electronic Digital Timer DIN 35mm
HT-9WAY IP65 Box Pre-Wired with Dual ATS & 7-Day Timer Unit
Syria Electrical Infrastructure: The Imperative for Autonomous Switching Control
Operating low-voltage automation equipment across Syrian electrical networks demands rigorous engineering adaptations. The domestic power landscape in Syria is characterized by persistent rolling blackouts, severe load-shedding schedules (frequently alternating between 2 hours of municipal power and 4 to 6 hours of interruption), and extensive reliance on neighborhood-level communal diesel generators—locally referred to as the "Ampeer" (أمبير) subscription system. When municipal power is restored, voltage transients routinely fluctuate between 140V during brownout sags and surge to well above 275V due to sudden grid-load shedding. In this hostile electrical environment, standard domestic timers rapidly experience clock drift, burned electromagnetic coils, or welded contact points.
Zhejiang TMB Electric Co., Ltd. supplies industrial programmable time switch models engineered specifically to withstand these challenges. Featuring switched-mode power supplies (SMPS) capable of operating seamlessly between 85V AC and 265V AC, our programmable timers prevent logic resets during severe brownouts. Furthermore, our built-in real-time clock (RTC) circuitry is backed by high-capacity Japanese rechargeable lithium coin cells (providing >3 years of operational memory retention without grid input) or rugged supercapacitors. This guarantees that whether installed in residential distribution panels in Al-Midan, Damascus, or in industrial injection-molding workshops in Sheikh Najjar, Aleppo, scheduling sequences remain continuous, reliable, and immune to municipal utility outages.
Engineering Benchmark for Syrian EPC Contractors: Standard mechanical timers driven by synchronous AC motors lose their timebase instantly during daily outages, requiring constant manual recalibration. TMB’s microcomputer-based digital switches (such as the TOMZN Weekly 1NO+1NC and TOS7-B Bluetooth Series) utilize independent quartz oscillators with an accuracy of less than ±1 second per day at 25°C, ensuring automated schedules never fall out of synchronization with utility or generator rotation windows.
Field-Proven Application Scenarios Across Syrian Governorates
From solar battery preservation to municipal generator changeover coordination, explore how our programmable switching hardware protects critical equipment and minimizes diesel consumption across Syria.
Off-Grid & Hybrid Solar PV Systems
Syria’s rapid adoption of decentralized solar systems across Rif Dimashq and Homs has created an acute demand for automated load shed timing. During winter months or overcast periods, battery storage (both lithium LiFePO4 and lead-acid tubular banks) can suffer deep discharge when heavy inductive loads run unmanaged.
- Automates water heater and heavy load cut-off before peak DOD depth
- Synchronizes high-draw water heaters exclusively with peak solar irradiance (11:00 AM – 2:00 PM)
- Prevents hybrid inverters from tripping into overload fault modes
Communal "Ampeer" & Generator Coordination
In Aleppo and urban centers where commercial districts rely heavily on shared diesel generators, subscriptions are metered on strict ampacity allotments (1A to 5A). Accidental simultaneous switching of heavy appliances instantly trips the generator master breaker, incurring costly reset penalties.
- Staggered delay-on staging using TORT7 asymmetric cycler relays
- Automated isolation of high-wattage air conditioning during generator hours
- Protects ATS changeover mechanisms by ensuring a stable 30s debounce delay
Agricultural Well Irrigation in Orontes Basin
In rural Hama, Idlib, and Tartus agricultural perimeters, submersible deep-well irrigation pumps (10HP to 50HP) require strictly timed water delivery cycles to prevent aquifer depletion and avoid peak utility tariff rates or nighttime generator run hours.
- Paired with industrial AC contactors for multi-horsepower pump motors
- Cyclic pulse intervals for automated drip irrigation and greenhouse misting
- Bluetooth app-based reprogramming allows field technicians quick schedule updates
Emerging Procurement Trends in Syria's Electrical Sector
Structural shifts in electrical distribution: transition from legacy mechanical time switches to smart microcomputer and Bluetooth-integrated systems.
| Evaluation Parameter | Legacy Mechanical Timers | TMB Digital Weekly Switches | TMB Bluetooth Smart Controllers (TOS6/TOS7) |
|---|---|---|---|
| Power Failure Resilience | Zero clock retention; dial stops on grid drop | Internal Lithium battery retains clock for 3+ years | Supercapacitor + RTC memory; auto-syncs with phone |
| Voltage Fluctuation Limits | 198V – 242V AC (Easily burned by surges) | 85V – 265V AC (Built-in SMPS surge protection) | 85V – 265V AC (Industrial grade varistor protection) |
| Switching Precision | 15-minute mechanical tabs (Inflexible) | 1-minute digital granularity; 16 ON/OFF cycles | 1-second granularity; 28 programmable groups |
| Field Maintenance Overhead | High: manual dial reset after every blackout | Low: set once, runs continuously through outages | Zero: field reprogramming via Bluetooth app without opening panel |
| Contact Material & Durability | Standard copper alloy; prone to pitting | AgSnO2 (Silver Tin Oxide) for inductive loads | Reinforced high-inrush relay contacts (Up to 63A) |
The Transition to Bluetooth-Managed Smart Timers in Syrian Commercial Installations
In high-density commercial centers such as Al-Hariqa Market in Damascus or the Al-Midan retail quarters, electrical distribution boards are often mounted high on walls or locked inside tamper-proof enclosures to prevent unauthorized interference. Traditional mechanical or push-button digital timers require panel keys, ladders, and manual button-pressing for every daylight-saving or schedule alteration. The current procurement trend among Syrian electrical installers heavily favors our Bluetooth-enabled models, such as the TOS6-40 and TOS7-B series.
Using the EasyCon mobile interface, electricians can stand up to 15 meters away from the live switchboard and securely transmit 28 distinct cyclic timing groups directly to the device. The timer maintains its programmed routine autonomously inside its EEPROM non-volatile memory, functioning flawlessly even if the mobile phone is disconnected or when local internet infrastructure is completely down.
Why Syrian Importers & Panel Builders Partner with Zhejiang TMB
Direct from Liushi Town, Wenzhou—the low-voltage electrical capital of China. Verified manufacturing reliability, agile customization, and documented international compliance.
Zhejiang TMB Electric Co., Ltd.
With over 24 years of manufacturing heritage in low-voltage electrical circuit protection and control apparatus, Zhejiang TMB Electric Co., Ltd. serves electrical distributors, engineering contractors, and government infrastructure projects across more than 100 international markets.
Our production facility in Huabei Village, Liushi Town, is on-site verified by TÜV Rheinland. We house dedicated automated surface-mount assembly (SMT) lines for timer control boards, precision micro-relay manufacturing units, and computerized trip/dielectric test benches.
Syrian Importers & Contractors Procurement FAQ
Clear, direct answers regarding customs, logistics, technical adaptations, and order handling for businesses importing from China to Syria.
How do TMB programmable time switches handle Syria’s severe brownouts and high-voltage surges?
What happens to the programmed schedule during 20-hour daily power blackouts?
Can 16A or 40A timer switches control heavy inductive loads like air conditioners or agricultural pumps directly?
What shipping and logistics channels are available for shipments to Syria?
What is the Minimum Order Quantity (MOQ) and OEM private branding policy?
Request Wholesale Quotations & Technical Catalogs
Looking to import programmable timer switches, ATS changeovers, or solar combiner boxes to Syria? Speak directly with Zhejiang TMB’s international engineering sales team for competitive B2B wholesale pricing.