Astronomical Timer Switches

Precision Timing, Secure Switching, Smart Control: Essential Components for Your Electrical Systems.

Trusted Astronomical Timer Manufacturer​

Are you tired of constantly adjusting timers based on seasonal changes or dealing with unreliable photocells? LETOP astronomical timer switches offer you an advanced solution. These smart devices calculate the exact sunrise and sunset times based on your specific geographic location (latitude, longitude and time zone). And there is a personalized summer/winter time automatic switching function.

This means that your lighting or other connected devices can operate exactly when you need them (from dusk to dawn) without the need for external light sensors. This eliminates issues with sensor placement, dirt accumulation or premature failure, ensuring consistent and reliable automation.

Explore Our Astronomical Timer Switch Range

LETOP astronomical timer switches collection features intelligent outdoor lighting controllers that automatically adjust switching times based on sunrise and sunset calculations. This specialized series includes models like the AHC15T, AHC613, AHC614, and AHD16T, offering single and dual-channel configurations with built-in astronomical algorithms. Each unit supports geographic coordinate programming (latitude 0-68°, longitude 0-180°) and automatic time zone adjustment across 12 global regions. Advanced features include programmable offset timing, holiday programming, and EU/USA daylight saving compatibility. These switches eliminate manual seasonal adjustments for street lighting, security systems, and outdoor area illumination, providing energy-efficient automated control with minimal maintenance requirements throughout the year.

International Certification, Quality Assurance

OEM Solutions for Astronomical Timer Switches

We offer OEM/ODM services beyond our standard astronomical timer switch offerings to meet your unique market and product needs.
Our experienced engineering team and flexible manufacturing capabilities allow us to collaborate closely with you to deliver astronomical timers that perfectly align with your brand and technical specifications.

Branding & Labeling

Adjustments to housing color, material (within feasible limits for timer applications), or form factor for specific integration needs.

Enclosure Modifications

Adjustments to housing color, material (within feasible limits for timer applications), or form factor for specific integration needs.

Specialized Parameter Sets

Pre-programming units with specific location coordinates or operational schedules to meet your project demands.

Firmware & Feature Customization

Tailoring pre-set locations, default settings, specific control logic, or unique display parameters.

Volume-Based Solutions

Competitive pricing and special production lines for large-scale OEM orders.

Integration Support

Assistance with integrating our timer modules into your existing products or control systems.

Upgrade to Reliable Lighting Control Today!

Choose LETOP Astronomical Timer Switches for precise, energy-efficient, and maintenance-free automation of your lighting systems. Reduce costs and improve reliability. Contact us to discuss your project needs or request a quotation.

Astronomical Timer: Precision and Reliability

We understand that every business has unique needs, which is why we offer a range of manufacturing services to meet your specific needs. We want to give you a variety of options that work with your Minimum Order Quantity (MOQ).

Astronomical Function

Core capability for automatic sunrise/sunset calculation.

Location Input Needless

Just make sure to set Latitude/Longitude and timezone once, no need to mess with anything else.

Programmable Schedules

Multiple ON/OFF programs, daily/weekly options, pulse switching.

Manual Override

Allows temporary manual control without altering the program.

Offset Function

Fine-tune ON/OFF times relative to sunrise/sunset (e.g., on 30 mins before sunset).

Power Backup

Built-in 5 year lithium battery retains settings and time during power outages.

Clear LCD Display

Easy-to-read display for programming and status indication.

Switching Capacity

Suitable for various load types (resistive, inductive) with different current ratings.

DST (Daylight Saving Time)

Automatic adjustment for regions
observing DST.

Ideal for a Wide Range of Automated Control Needs

Street Lighting & Roadway Illumination

Precise control for municipal and private roads.

Outdoor Area & Parking Lot Lighting

Ensuring safety and visibility for commercial and public spaces.

Building Facade & Architectural Lighting

Automated aesthetic illumination.

Security Lighting

Reliable dusk-to-dawn operation for perimeter security.

Signage & Billboard Lighting

Optimizing visibility and energy use.

Park & Recreational Facility Lighting

Automated control for public amenities.

Landscape Lighting

Enhancing gardens and outdoor features.

Agricultural Lighting Control

Simulating natural light cycles for specific crops or livestock.

Shop Window & Display Lighting

Attracting attention during optimal hours.

FAQ for Astronomical Timer Switch

Here you can find some of your common questions related to Astronomical Timer, which can help answer your doubts.

What is your minimum order quantity for OEM/ODM orders?

LETOP minimum order quantity for OEM/ODM services typically starts at 500 units, but we can discuss flexible terms for strategic partnerships. We provide complete customization including branded packaging, custom features, and modified specifications to meet your market requirements.

What are the main advantages of LETOP digital timer switches?
LETOP digital timer switches offer precise time and light control with advanced programming options for automation. All our models support 12/24 hour formats with daylight saving adjustment capabilities, ensuring accuracy and versatility across different applications and regions.12
What is the maximum load capacity of your digital timer switches?
Our standard models typically handle 16A loads, while our specialized high-capacity models like the AHC17A can support up to 30Amp loads with a convenient 2-in-2-out wiring design for easier installation in industrial applications.3
Do you offer yearly programmable digital timer switches?
Yes, our AHC615 1-channel yearly electric timer switch provides flexible programming capabilities, allowing users to divide programs into four periods per year for seasonal applications requiring different timing parameters throughout the year.4
How do I properly wire a timer switch with a contactor?
We provide comprehensive step-by-step installation guides covering the entire process from mounting and connecting loads to contactors and timer switches, including power testing and complete safety protocols to ensure proper functionality and safety.5
Which digital timer model is most cost-effective for standard applications?

AHC15A weekly programmable digital timer switch represents our most cost-effective solution while still offering a wide range of features, easy installation, and versatile application possibilities for standard commercial and industrial timing needs.6

Do you have digital timers that can automatically adjust to sunrise and sunset times?
Yes, our astronomical timer switches calculate exact sunrise and sunset times based on your specific geographic location (latitude, longitude, and time zone), making them ideal for outdoor lighting and applications requiring synchronization with natural daylight cycles.8
What certifications do your digital timer switches have?
All LETOP digital timer switches undergo rigorous testing and certification processes to meet international standards including CE, RoHS compliance, and ISO 9001 quality management systems, ensuring both safety and reliability for global markets.
What is the warranty period for your digital timer switches?

LETOP offer a standard 2-year manufacturer warranty on all our digital timer switch products, with extended warranty options available for volume purchases. Our products undergo 100% quality inspection before shipping to ensure reliability and durability.

Can you provide samples before placing a bulk order?
Yes, we offer sample units for technical evaluation and testing before finalizing bulk orders. Sample delivery typically takes 3-5 working days after confirmation, allowing you to verify quality and compatibility with your specific application requirements before commitment.

If no relevant issues are found, please contact us, E-mail:info@letopv.com.

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Get in Touch with Us

If you have any questions, please contact us and we will reply within 24 hours.

Get in Touch

Wenzhou LETOP Electric Co., Ltd.

Address

No. 19, Fenjin Road, Dongfeng Industrial Zone, Yueqing, Wenzhou, China 325604

info@letopv.com

+86-13175631986

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