Is Zhejiang TMB Electric Co., Ltd. a manufacturer or a trading company?

We are a manufacturer with an integrated export team. Our production base in Liushi Town, Wenzhou covers about 5,700 m² with 92 staff, and the facility has been assessed on-site by TÜV Rheinland.

What is the minimum order quantity?

Most catalog models start from 5 pieces, and some timer switches from 1 piece, so buyers can test samples before volume orders. OEM branding and custom configurations are discussed per project.

Can an AC MCB be used on solar PV DC strings?

No. DC current has no natural zero-crossing, so the arc is harder to extinguish. Use a DC-rated MCB or MCCB whose rated DC voltage is at least the string open-circuit voltage at the lowest site temperature, and observe the marked polarity during wiring.

How do I choose the correct dual power automatic transfer switch?

Confirm the system type (2P for single phase, 3P or 4P for three phase; 4P also switches the neutral), the rated voltage (110/120 V or 220/230 V), the rated current of the load (63 A, 100 A or 125 A) and whether the application is grid-generator or grid-inverter backup.

Do you offer OEM and ODM services?

Yes. We support private label printing, custom packaging, current and voltage rating combinations, and custom PV combiner box configurations with breakers, fuses and SPD matched to your string design.

Which certifications and documents can you provide?

Listed models carry CE marking, the factory operates a certified quality management system and has a TÜV Rheinland on-site assessment report. Test reports, datasheets and declarations can be requested per model before ordering.

Programmable Digital Timer Switch Manufacturers & Factory serving Makati

Industrial-Grade Digital Time Switches Engineered for Metro Manila's Commercial Hub

As an established low-voltage manufacturer with 24 years of manufacturing heritage in Liushi, Wenzhou, Zhejiang TMB Electric Co., Ltd. supplies high-precision programmable digital timer switches, astronomical relays, and Bluetooth pulse controllers directly to MEP contractors, building automation specialists, switchboard integrators, and industrial facilities operating across Makati City and the greater National Capital Region (NCR).

TOMZN 1NO 1NC Din Rail Single Phase Weekly Programmable Timer Switch

1NO + 1NC Dual Pole

TOMZN 1NO 1NC Din Rail Single Phase Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer AC 220V 16A

Form C Contact Backup Lithium Cell Anti-Interference

View Specs → RFQ

Engineering Time Automation for Makati’s Dense Commercial & High-Rise Infrastructure

Makati City stands as the preeminent financial and central business district (CBD) of the Philippines, characterized by high-density vertical towers along Ayala Avenue, Paseo de Roxas, and Legazpi Village, as well as sprawling retail environments in Rockwell Center and Century City. Electrical infrastructure in Makati operates under stringent operational conditions dictated by Meralco's 230V 60Hz single-phase and 230V/400V three-phase grid distributions, extreme tropical ambient heat, severe relative humidity exceeding 85%, and elevated commercial electricity tariffs ranging among the highest across Southeast Asia.

Under these specific grid dynamics, automated load scheduling using industrial-grade programmable digital timer switches is not merely a convenience—it is a critical mechanical and electrical design requirement. Standard consumer-grade timers frequently degrade in tropical switchgear cabinets due to contact pitting from inductive loads, thermal drift in timing quartz oscillators, and battery failure during repetitive power interruptions. Zhejiang TMB Electric Co., Ltd. supplies DIN-rail and surface mount digital time switches specifically reinforced for Metro Manila's tropical conditions, utilizing industrial microcontrollers, non-volatile EEPROM memory, internal high-temperature lithium coin cell power reserves, and contact materials rated for aggressive AC-1 and AC-7a duty cycles.

HVAC & Chilled Water Cycling in CBD Towers

Makati corporate offices experience massive cooling demands. Integrating our TORT7 10-in-1 asymmetric cycler relays and TOS7-B Bluetooth smart timers allows facilities engineers to program pre-cooling schedules 45 minutes prior to peak 8:00 AM tenancy, implement automatic duty-standby rotation for chilled-water fan coil units (FCUs), and initiate partial cooling shutdowns during peak Meralco Time-of-Use (TOU) billing windows to slash peak kilowatt demand charges.

Architectural Façade & Signage Scheduling

High-visibility retail centers and hotel towers across Rockwell and Poblacion demand reliable control of exterior LED signage, architectural uplighting, and parking garage lighting. Our 7-day microcomputer timer switches offer up to 28 independent groups of ON/OFF cycles with 1-minute precision and pulse interval modes, preventing costly dry-run electricity waste while preserving driver capacitor lifespan against transient voltage spikes.

Stormwater Sump Pump & Aeration Automation

Given Metro Manila's typhoon season and localized flash-flooding risks in subterranean parkades along low-lying Makati zones, automated drainage is paramount. Our IP65 integrated distribution enclosures combining dual power automatic transfer switches (ATS) with 24-hour cycler timer relays ensure redundant pump alternation, preventative moisture clearing, and sediment agitation without requiring manual engineering interventions.

Regulatory & Technology Trends Transforming Time Switch Demand in Metro Manila

Building automation and switchgear design throughout the Philippines are undergoing systemic regulatory modernization. As developers in Makati comply with the Philippine Green Building Code, the Energy Efficiency and Conservation Act (Republic Act No. 11285), and updated provisions under the Philippine Electrical Code (PEC 2017), the procurement profile of timing and automation devices is rapidly shifting from crude electro-mechanical pins to intelligent digital control architectures.

RA 11285 Compliance & Peak Demand Clipping

Designated commercial establishments in Makati with annual energy consumption above 500,000 kWh are legally mandated to deploy Energy Management Systems (EMS). TMB's digital timer switches with external contactor triggers allow facility managers to enforce deterministic shedding of non-critical loads—such as water heaters, aesthetic pumps, and signage—during high-tariff midday and evening grid spikes.

Adoption of Bluetooth BLE Switchboard Commissioning

Traditional LCD timer programming in cramped electrical closets requires tedious physical button sequences. Makati facility teams increasingly prefer our TOS7-B and TOS6-40 Bluetooth switches. Field electricians configure complex weekly schedules, loop timing, and countdown profiles via the smartphone app from outside arc-flash boundaries, saving up to 80% of cabinet commissioning time.

Resilience Against Monsoon Outages & Grid Fluctuations

Monsoon grid sags and lightning surges along Luzon's transmission backbone can erase standard volatile timing logic. TMB's digital time switches incorporate built-in industrial grade surge dampening, low-power quartz oscillators accurate to ≤2 seconds/day at 25°C, and long-life rechargeable or swappable lithium coin cells that maintain time synchronization through power dropouts lasting up to 3 continuous years.

Factory Strength: Why Switchgear Builders and EPCs Partner with Zhejiang TMB Electric

Zhejiang TMB Electric Co., Ltd. operates an integrated 5,700 m² modern manufacturing complex in Liushi Town, Wenzhou—globally recognized as the heart of China’s low-voltage electrical component industry. With over 24 years of manufacturing heritage, 92 skilled technical staff, and verified annual exports exceeding US$ 3.3 million, we provide an unmatched combination of engineering depth, component traceability, and commercial agility.

Zhejiang TMB Electric Manufacturing Facility in Liushi Wenzhou

Factory LocationHuabei Village, Liushi, Wenzhou, China
Floorspace & Verification5,700 m² (TÜV Rheinland Assessed)
Industry SpecializationLow-Voltage Protection, Transfer & Timing Relays
International Quality MarksCE Marked, RoHS Compliant, ISO 9001 QMS
B2B Supply AgilityLow Trial MOQ (from 5 pcs), Bulk OEM/ODM Branding
Direct Logistics to ManilaSea Freight to Port of Manila (South/North), Air to MNL

Full Supply Chain Cluster

Located in Liushi, we manufacture tooling, mold precision high-temperature PPO/flame-retardant enclosures, stamp pure copper contact springs, and assemble microchips within a tightly audited supply radius, ensuring stable raw material costs and rapid order turnaround.

Rigorous Quality Protocol

Every timer switch undergoes an uncompromising 6-stage quality workflow: raw material spectrometer analysis, automated SMT PCB assembly, terminal torque proofing, trip and time-delay calibration, 2,000V dielectric withstand testing, and burn-in power cycling.

OEM / Custom Solutions

We engineer custom voltage combinations (12V DC, 24V AC/DC, 110V AC, 230V AC 60Hz), tailored contact ratings up to 63A direct switching, private label branding for Philippine electrical suppliers, and fully integrated pre-wired IP65 distribution combiner boxes.

Frequently Asked Questions: Purchasing Digital Timer Switches for Philippine Projects

Key technical, electrical, and commercial considerations addressed by our engineering desk for MEP engineers, switchboard builders, and electrical importers in the Philippines.

Are TMB digital timer switches compatible with Meralco’s 230V 60Hz electrical grid?

Yes. While standard timers in Europe and mainland China are optimized solely for 50Hz, TMB manufactures our complete timer switch line with dual-frequency 50Hz/60Hz microprocessors and stable internal quartz clocks that operate accurately on 220V - 240V at 60Hz. They tolerate wide voltage fluctuations (85V to 265V AC on wide-voltage models like TOS7-B), preventing timing clock creep or logic lockups common during Metro Manila peak demand periods.

Can a 16A digital timer switch directly drive heavy commercial HVAC motors and pumps in Makati?

No single-phase 16A timer switch should ever directly drive large electric motors without an intermediary contactor. A 16A timer rating represents resistive (AC-1) loading. Large inductive motors (AC-3 loads) like building sump pumps, AHU fans, and refrigeration compressors generate inrush currents 6 to 8 times their nominal running current, which will weld or burn out a 16A miniature relay contact within days. For high-draw inductive loads, use the timer switch contact to energize the coil of an AC contactor (such as TMB's modular DIN-rail contactors), or select our heavy-duty TOS7-B rated at 40A/63A.

What happens to programmed schedules during power blackouts or Meralco brownouts?

All TMB programmable digital timer switches feature non-volatile EEPROM memory combined with an industrial-grade internal backup power system. All ON/OFF schedule groups, cycle profiles, and clock settings are permanently retained in memory without mains power. The internal rechargeable or long-life lithium battery maintains accurate clock quartz oscillation for up to 3 years continuously during extended storage or unpowered construction phases. When grid power is restored, the switch instantly resumes scheduled operation without manual resetting.

What are the minimum order quantities (MOQ) and delivery lead times for shipments to Makati?

We support low trial MOQs starting from 1 to 5 pieces for standard catalog models, enabling engineering evaluation and panel builder prototype testing. For volume commercial orders and private label OEM branding, MOQ typically starts at 200–500 pieces depending on customization depth. Lead time for standard catalog batches is 3–7 business days ex-factory. Shipping to Manila via sea freight (Port of Manila North/South Harbor) typically takes 10–14 days transit, while urgent engineering consignments can be air-shipped to Ninoy Aquino International Airport (MNL) within 3–5 days.

Does Zhejiang TMB Electric provide OEM/ODM customization and CE/TÜV documentation?

Yes. As a direct manufacturer assessed on-site by TÜV Rheinland, we provide full OEM and ODM services. This includes customer laser printing, customized packaging, English installation instruction sheets compliant with Philippine contractor standards, and custom contact configuration options. All listed product models carry CE compliance markings, and we readily provide complete factory inspection certificates, test reports, and technical submittal packages for MEP consultancy approval in Makati development projects.

How do Bluetooth smart timer switches communicate in commercial switchgear cabinets?

Our TOS7-B and TOS6-40 Bluetooth timers utilize high-efficiency Bluetooth Low Energy (BLE 4.2/5.0) transceivers paired with the EasyCon mobile application. BLE enables local point-to-point wireless communication up to 10–15 meters, functioning even through standard powder-coated sheet metal enclosure doors without requiring complex building Wi-Fi infrastructure or SIM cards. Once programmed, the timer functions completely autonomously according to its internal quartz clock, requiring no continuous connection.

Programmable Digital Timer Switch Manufacturers & Factory Serving Makati

Industrial-Grade Digital Time Switches Engineered for Metro Manila's Commercial Hub

Precision DIN-Rail & Panel Time Switches for Philippine Commercial Loads

TOMZN Din Rail Single Phase Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer AC 220V 230V 12V 24V 48V 16A

TORT7 Series Delay-ON Delay-OFF 10in1 Asymmetric Cycler Time Relay Multi-function Timer Switch 0.1S-10D Interval

TOMZN 1NO 1NC Din Rail Single Phase Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer AC 220V 16A

TOMZN TOS7-B Bluetooth Smart Timer Switch 40A 63A 85-265V EasyCon App Remote Control DIN Rail 28 Groups Timing Loop

TOS6-40 Bluetooth Time Control Switch 35mm DIN Rail Wall-mounted Timing Countdown Loop Timing AC85-265V 40A

TOMZN Bluetooth Smart Timer Switch 85-265VAC 10A 30A EasyCon Wall-mounted Countdown 28 Groups Timing Loop Timing

Standard 35mm DIN-Rail Weekly Programmable Microcomputer Digital Time Switch 16A 220V AC

Pre-Wired IP65 Weatherproof Distribution Box with Dual Power ATS & Programmable 7-Day Digital Timer