Digital Weekly Timer Switch 7 Day Programmable Relay Control 220V 25A 30A High Load Switch with Power Memory
Useful Little Things
330 Sold
Useful Little Things
330 Sold
version:
nbl25a
Automate high-power electrical equipment schedules effortlessly with our digital weekly timer switch 7 day programmable relay control 220V 25A 30A high load switch with power memory. Designed for commercial, industrial, and residential electrical automation, this heavy-duty electronic timer module controls power cycles for high-draw appliances based on precise customized schedules. Featuring a high-capacity 25A/30A internal relay, it safely handles demanding electrical loads such as water heaters, agricultural irrigation pumps, advertising lightboxes, neon signs, and commercial ventilation systems without requiring external contactors. The large digital LCD screen displays clock timing and programmed schedule states clearly, while supporting up to 16 independent ON/OFF switching programs per day or across weekly combinations. Built with an internal battery backup that retains clock and schedule settings during blackout events, this programmable timer relay provides an essential solution for energy management and automated equipment control.
KEY FEATURES
7-Day Flexible Weekly Programming: Supports up to 16 distinct daily or weekly ON/OFF timing schedules across individual days or grouped weekday/weekend combinations.
High-Load Switching Capacity: Heavy-duty 25A to 30A relay output manages high-wattage electrical equipment directly without auxiliary contactors.
Power Outage Memory Retention: Internal lithium rechargeable battery maintains programmed settings and real-time clock timing during power grid blackouts.
Clear Backlit Digital LCD Screen: Wide viewing angle display panel presents real-time clock hours, current day of the week, and active program status at a glance.
Manual Override Functionality: Features quick push-button manual toggling (ON / AUTO / OFF) for immediate temporary control without altering saved programs.
Versatile Mounting Compatibility: Standard DIN-rail snap-in housing allows easy integration into standard electrical distribution boxes and industrial control panels.
SPECIFICATIONS AND DISPLAY GUIDE
| Technical Specification | Feature and Performance Details |
| Operating Voltage | 220V AC (50Hz / 60Hz) |
| Switching Relay Capacity | High-Load 25A / 30A Rating Options |
| Programmable Cycles | 16 ON / OFF Programs Daily or Weekly |
| Timing Range | 1 Minute to 168 Hours (Full 7-Day Cycle) |
| Memory Reserve Battery | Built-In Backup Battery (Retains Time & Programs up to 180 Days) |
| Mounting Format | Standard DIN-Rail Panel Mount Enclosure |
| Primary Applications | Water Heaters, Agricultural Irrigation Pumps, Outdoor Lighting, Neon Signs, and HVAC Fans |
WHY CHOOSE OUR DIGITAL PROGRAMMABLE TIMER SWITCH
Basic mechanical pin timers offer poor timekeeping accuracy, lose all clock settings during minor power outages, and support limited daily schedules with no day-of-the-week customization. Inexpensive low-amperage electronic timers risk burned contacts when connected to high-draw appliances like water heaters or motor pumps. This high-load digital timer switch combines 7-day flexible weekly programming, heavy-duty 25A/30A relay switching, internal power-off memory retention, and precise LCD digital control into a reliable automation switch.
PERFECT FOR (OCCASIONS AND USES)
Commercial Lighting and Signage: Automate storefront lights, billboard illumination, neon signs, and security lighting on strict daily dusk-to-dawn schedules.
Agricultural Irrigation and Aeration: Control water pumps, greenhouse misting systems, hydroponic circulation cycles, and fish pond aerators reliably.
High-Wattage Home Appliances: Schedule electric water heaters, pool pumps, space heaters, and exhaust fans to operate during off-peak electricity rate hours.
