10 Best 12v Timer Relay Switch in The UK

Last updated on 11/08/2025
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Best Choice
1
9.8
Exceptional
Fafeicy Time Delay Relay Module, 5v 12v 24v Cycle On Off Timer 50ma 0.01s-9999min Adjustable Trigger Delay Switch Control Board with LCD Display
Fafeicy
Fafeicy Time Delay Relay Module, 5v 12v 24v Cycle On Off Timer 50ma 0.01s-9999min Adjustable Trigger Delay Switch Control Board with LCD Display
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Why We Love It
  • Clear high definition LCD display.
  • Superior performance and adaptability.
  • Innovative automation functionality.
Main Highlights
  • Clear Display: The module is equipped with a high-definition LCD display that visually displays the current mode and parameters to assure clear and correct reading.
  • Anti-interference: The industrial-grade circuit board is equipped with optocoupler isolation technology to assure that the timer relay module has strong anti-interference and safe and use.
  • Intelligent Automation: The time-delay power off relay is equipped with one-click emergency stop function and reverse connection Automatic sleep mode can turn off the LCD backlight after 5 minutes of no working, and any key can wake up the screen.
  • Flexibility and Reliability: The timing range of this relay module can be from 0.01 seconds to 9999 minutes, and the module can automatically save the current parameter settings in the event of a power outage.
  • Parameter Setting: The module supports UART data transmission, and can independently set and save OP, CL, LOP and other parameters without interference.
9.8
Exceptional
Amazon Logo
Best Value
2
9.7
Exceptional
Heschen Digital LCD Power Weekly Programmable Timer Relay Switch, CN101A, DC12V 16Amp, SPST, with Waterproof Cover, White
Heschen
Heschen Digital LCD Power Weekly Programmable Timer Relay Switch, CN101A, DC12V 16Amp, SPST, with Waterproof Cover, White
Free Shipping
Why We Love It
  • Versatile power input and output.
  • Integrated daily programming feature.
  • Efficient power consumption.
Main Highlights
  • Input: DC 12V
  • Output: 200-250VAC 50/60Hz
  • 1 HP 125VAC, 2HP 250VAC
  • digital electronic time switch with daily programs, repeat programs with 28 on/off setting
  • Power consumption: 2VA(max)
9.7
Exceptional
Amazon Logo
3
9.6
Superb
Heschen Digital LCD Power Weekly Programmable Timer Relay Switch CN101A DC 12V 16 Amp SPST
Heschen
Heschen Digital LCD Power Weekly Programmable Timer Relay Switch CN101A DC 12V 16 Amp SPST
Free Shipping
Why We Love It
  • Saves energy with precision.
  • Multiple on/off settings.
  • Handles high power equipment.
Main Highlights
  • Input: DC 12V
  • Output: 200-250VAC 50/60Hz
  • 1 HP 125VAC, 2HP 250VAC
  • digital electronic time switch with daily programs, repeat programs with 28 on/off setting
  • Power consumption: 2VA(max)
9.6
Superb
Amazon Logo
4
9.5
Superb
Hsthe Sea Delay Relay Module 12V 24V 0.01s-9999min Digital Timer Cycle Delay Switch Module with LCD Display Switch Button
Hsthe Sea
Hsthe Sea Delay Relay Module 12V 24V 0.01s-9999min Digital Timer Cycle Delay Switch Module with LCD Display Switch Button
Free Shipping
Why We Love It
  • Clear, user-friendly LCD display.
  • Versatile trigger control compatibility.
  • Safe, wide voltage utilization.
Main Highlights
  • with LCD display, the current mode and parameters at a glance, very clear, simple and practical.
  • support key trigger control, high and low level trigger, switch control, suitable for most occasions.
  • wide voltage power supply (6~30V), very convenient to use.
  • with one key pause function, with reverse connection protection, reverse connection does not burn
  • add a sleep mode, after enabling, about 5 minutes without any operation, automatically turn off the LCD backlight; any key to wake up.
9.5
Superb
Amazon Logo
5
9.3
Superb
Wengart Timer Switch CN101A,12V Weekly Programmable Time Relay, Digital LCD Display, 1M~168H Configurable, Manual/Automatic Control,Adaptable to a Variety of Timing Tasks
WENGART
Wengart Timer Switch CN101A,12V Weekly Programmable Time Relay, Digital LCD Display, 1M~168H Configurable, Manual/Automatic Control,Adaptable to a Variety of Timing Tasks
Free Shipping
Why We Love It
  • Saves energy and reduces bills.
  • Convenient automation for daily tasks.
  • Enhances home security and safety.
Main Highlights
  • Our programmable time switch adopts advanced energy-saving technology,which can set time tasks according to your living habits and needs,and automatically turn on or off household appliances. This not only reduces unnecessary energy waste,but also helps you save electricity bills,making your life more environmentally friendly and economical.
  • This timing switch supports a variety of timing modes, including 28 on/off programs per day,15 combinations,manual and automatic modes,to meet your needs in different scenarios.Whether it is to automatically turn on the coffee machine in the morning to prepare breakfast,or to turn off lights and electrical appliances at night,it can be easily accomplished,bringing great convenience to your life.
  • The switch contact of this timer switch is a passive transfer contact. Suitable for capacitive loads such as switching power supplies/LED lighting power supplies.
  • This electronic timer fully considers the user's safe use and uses high-quality materials and strict manufacturing processes to ensure stable operation in various environments, making you and your family feel more at ease.
  • This digital timer switch can simplify daily tasks. For those tasks that need to be carried out regularly, such as watering plants, feeding pets at regular intervals, etc., the timer switch can be completed automatically, reducing your daily burden.
  • This timer switch can simulate the situation when someone is at home when you are not at home. For example, it can improve the security of the home and prevent theft by turning lights on and off at regular intervals. At the same time, it can also avoid safety hazards caused by forgetting to turn off electrical appliances, such as fire risks.
9.3
Superb
Amazon Logo
6
9.1
Superb
Save 15%
Neoteck DC 12V Timer Switch 16A Digital Electronic LCD Time Relay Switch Programmable Timer with Wire Connectors Waterproof Cover
Neoteck
Neoteck DC 12V Timer Switch 16A Digital Electronic LCD Time Relay Switch Programmable Timer with Wire Connectors Waterproof Cover
15% OffFree Shipping
Why We Love It
  • Helps for energy saving.
  • Waterproof and dustproof design.
  • Easy installation with connectors.
Main Highlights
  • 【12V Timer Switch】 This is a 12V 16A digital electronic LCD time relay switch programmable timer which can help for energy saving
  • 【Waterproof Cover & Wire Connectors Included】 Comes with waterproof cover, the timer switch can be waterproof and dustproof; The wire connectors help for easy installation, you do not need to buy external terminals or solder wiring
  • 【16 ON/Off Settings】 Repeat programs with 16 On/Off setting and manual over-ride
  • 【Automatic Timing Correction】 Automatic timer error correction +/- 60sec, weekly switching current dc
  • 【Wide Application】 Suitable for timing control of street lights, advertising lights, electric boxes, drainage pumps, water heaters, chargers, etc
9.1
Superb
Save 15%
Amazon Logo
7
8.9
Excellent
JZK Programmable Digital LCD Power Timer Switch Relay input DC 12V Output 200V AC - 250V AC 16 Amp Single Pole Single Throw Timer CN101A
JZK
JZK Programmable Digital LCD Power Timer Switch Relay input DC 12V Output 200V AC - 250V AC 16 Amp Single Pole Single Throw Timer CN101A
Free Shipping
Why We Love It
  • Accurate digital timer functionality.
  • Compact size for easy placement.
  • High power capacity and versatility.
Main Highlights
  • Input: DC 12V
  • Output: 200-250V AC 50/60Hz , 16A , 1 HP 125V AC, 2HP 250V AC , 2VA(maz) in power consumption 
  • Dimension : 6cm * 6cm * 3cm
  • Timer Setting : The digital timer is accurate to the Minute/Hour/Day, 16 ON/OFF(event) per day
  • Package included : 1 x Digital LCD Power Timer CN101A
8.9
Excellent
Amazon Logo
8
8.8
Excellent
DC 5V/12V/24V Delay Timer Relay, Self-locking Delay On Off Time Switch Super 555 Timer (DC12V)
Vikye
DC 5V/12V/24V Delay Timer Relay, Self-locking Delay On Off Time Switch Super 555 Timer (DC12V)
Free Shipping
Why We Love It
  • High-quality components ensure reliability.
  • Versatile with customizability features.
  • Has power supply protection.
Main Highlights
  • DELAY TIMER RELAY : Delay Relay Module adopts high-quality components and has stable performance and simple operation.
  • APPLICATION : It could be widely used in a variety of control situations that require delay self-locking.
  • FUNCTION : With delay ON, delay OFF, self-locking and trigger delay function. The module is preset with 4 functions to meet a variety of application needs, and can customize and add other specific functions as user needs.
  • FEATURE : With power supply anti-reverse function to prevent damaging the module. The parameters can be saved, and the setting contents are not lost when power off.
  • DELAY TIME : The delay time can be arbitrarily set between 0.1 seconds and 120 seconds.
8.8
Excellent
Amazon Logo
9
8.7
Excellent
Timer Switch Module, Akozon Timer Relay Module DC 5V 12V 24V Adjustable Cycle Timer Delay On/Off Switch Relay Module (DC24V, 0-15 minutes)
Akozon
Timer Switch Module, Akozon Timer Relay Module DC 5V 12V 24V Adjustable Cycle Timer Delay On/Off Switch Relay Module (DC24V, 0-15 minutes)
Free Shipping
Why We Love It
  • Highly precise and reliable performance.
  • Supports multiple timing modes.
  • Adjustable voltage and time ranges.
Main Highlights
  • It is a timer relay module with high precision, stable and performance.
  • The timer relay module supports 2 modes, Mon-mode (once) and cycle mode, and you can easily switch the mode by adjusting the jumper.
  • The Delay On/Off switch module connects 2 wires of "Key" if the module is to function repeatedly after switching on
  • There are many voltage and time ranges for your choice, both "on" time and "off" time are adjustable.
  • The delay - ON/OFF - switch - module is most used on the timer mode, the repeated test circuit of the machine, the intermittent pump of the fish tank, etc.
8.7
Excellent
Amazon Logo
10
8.7
Excellent
Hailege 5pcs NE555 DC 12V Delay Timer Relay Switch Module Adjustable 0 to 10 Second
Hailege
Hailege 5pcs NE555 DC 12V Delay Timer Relay Switch Module Adjustable 0 to 10 Second
Free Shipping
Why We Love It
  • High quality delay module.
  • Easy to use LED indicators.
  • Adjustable timing for versatility.
Main Highlights
  • NE555 DC 12V Delay Timer Switch Module
  • This is a high quality delay turn-on module, the power indicator LED and switch trigger timing indication LEDs;
  • The output can be connected to AC 250V 10A DC 30V 10A load;
  • There is the chronopotentiometry regulation time, adjustable from 0 to 10 seconds by default, or by changing the capacitance adjustment time longer.
8.7
Excellent
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CN101 12V DC/AC Digital Timer, LCD Programmable Time Relay Switch for Electrical Outlets White
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We scanned 1142 products

We reviewed these offers relevant to the 12v Timer Relay Switch within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Fafeicy, Heschen, Hsthe Sea, WENGART, Neoteck, JZK, Vikye, Akozon, Hailege, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best 12v Timer Relay Switch in the market, we considered we took a deep dive into 5711 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: