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Miniature Alarm Clock Module

VOSCA Corporation is one of the leading manufacturers of 20 series – Miniature Alarm Clock Module, and is highly regarded for its quality products. Our range includes Clock Module in a variety of high-reliability, high performance, and industry standard. Our work is dedicated to the creation of progress with inspiring, innovative solutions and to a trusting partnership towards our customers and partners with common benefits. As a supplier and provider of complete solutions with locations in close proximity to our customers around the world, VOSCA Corporation is able to deliver comprehensive servicing for your 20 series – Miniature Alarm Clock Module in many other industries.
  • Physical size: 35 x 18.4 mm
  • Frame size: 35 x 18.4 mm
  • Miniature size of LCD screen: 20 x 10.9 mm
  • Display capacity: normally suggest 4 digits plus indication of symbols
  • With 4.3 mm thickness, good to built-in portable home appliances
  • Good for DIY application
  • Number of rubber buttons can be up to 6
  • Suggested power source: 1 pc of LR44 installed at rear side
  • External power source is possible
  • Mini-size connector with or without wire can be provided if needed
  • Possible to provide manipulative lead to switch on/off power source of home appliances or other electrical devices


20C-A0J (12h), 20E-A0J(24h)

miniature clock module

VOSCA CORPORATION not only provides competitive prices and excellent quality, but also can help customers solve technical problems, improve quality, reduce costs, etc., to help customers improve their competitiveness.

As a professional manufacturer of digital clocks, timers, thermometers, and hygrometers, we can also provide customized modules with special outputs, with specific periodic countdown timers, instruments used to measure or indicate the life of the filter element, etc...
Available in 12-hour and 24-hour versions. It is equipped with two rubber buttons, namely "Set" and "Adjust". Press the "Set" to enter the mode of hour setting, the hour becomes flashing, apply "adjust" to set hour; then press "Set" to enter the mode of minute setting. Minute on the subtitles becomes flashing. Apply the "Adjust" button to set the "minute". Finally press the "Set" button again to return to the normal display mode.

The dimensions are 35 x 18.4 mm with thickness 8.0 mm. Use an alkaline button battery LR44, which is installed on the back of the clock module. If necessary, additional connectors can be used to connect external power.

2XC-A0J (12h), 2XE-A0J(24h)

miniature clock module with external Power Connector

VOSCA not only provides competitive prices and excellent quality, but also helps customers solve technical problems, improve quality, and reduce costs, thereby helping customers improve their competitiveness. This product uses a high accuracy quartz oscillator, the time error value is within plus or minus 5PPM; the power consumption is very low, about 1.5uA. Suitable for any product that needs time for reference.

This is a basic digital small clock module. Attached 15 cm long power connector, display hours and minutes, the number is about 7mm high, with 12-hr and 24-hr versions for customers to choose. The operating voltage is 1.5V. It is equipped with two rubber buttons for "setting" and "adjustment". Press the "Set" button to enter the hour setting mode, the hour on the subtitles will flash, press the "Adjust" button to adjust the hour; then press the "Set" button to enter the minute setting mode. The minutes on the subtitles will flash; press the "Adjust" button to set "Minutes". Finally, press the "Set" button to return to the normal display mode.

The size is 35 x 18.4 mm and the thickness is 8.0 mm; the connector wire is 150 mm long and the pitch is 2.54 mm.

20C-AXG-Z (5 keys)

4 daily alarms clock module

The clock module sized as 35 x 18.4 mm has four daily alarms, available in both 12 or 24 hour versions. Two alert methods are provided by assembly option, one minute regular audible alarm, or perpetual audible alert called PSEA, power saving endless alert. Due to the significant power saving by using PSEA circuit, it is good to be applied to battery operated devices, such as perpetual reminder, dosing reminder, daily routine jobs reminder. People may call this is a perpetual alarm clock module, which activates audible alarm when the set time is up, and never stop unless the specific key is depressed.

A piece of LR44 button cell is mounted on the clock module backside normally. But if necessary, instead of battery power, people can connect external power source too.

Various options of key combination provide engineer the flexibility of designing a 2 keys, 3 keys, 4 keys, and 5 keys product. Additional to the keys of "mode", "set", and "up", the "snooze" and "second reset" keys are available for 5 keys version.

VOSCA is the best brand of clock module in Taiwan. We strive to become the premier provider of timer module, led countdown clock and led alarm clock. Whether you are a first-time buyer or a seasoned professional customer, we are here to serve you and help you make the right decision when purchasing from us.

20E-AXG-Z (3 keys)

perpetual miniature alarm clock module

This is a perpetual alert miniature clock module with 3 operation keys. Sized as 35 x 18.4 mm, it has four daily alarms built-in. The photo indicated is in 24-hour version, but 12-hour version is available too. It is possible to select one minute regular audible alarm or perpetual audible PSEA (power saving endless alert) alarm. Due to the significant power saving by applying PSEA alert circuit, this perpetual alert clock module is good to be applied to battery operated devices, such as pill reminder, job reminder, maintenance reminder to provide endless audible alarm unless confirming key is depressed.

A piece of LR44 button cell battery is mounted on the backside normally. But if necessary, instead of battery power, people can connect to external power source too.

The keys are operated friendly. There are three keys, "mode", "set", and "adjust". Press "mode" key to switch normal display into each channel of alarm. Apply "set" to enter the set mode of current display mode, and then press "adjust" key to change the reading. Various options of key combination are available upon request. It provides engineer the flexibility of designing a 2 keys, 3 keys, 4 keys, or 5 keys product. The sophisticated combination and options of output poles allow designer to do various applications.

We are a professional manufacturer of Countdown Clock and Lifetime Meter, in addition, we also offer LCD Clock Module with excellent quality.

20D-A0N-MS

mini clock and timer module - 99M59S

This is a mini clock module with countdown timer. The countdown capacity is 99 minutes, and 59 seconds. Available in 12 hr and 24 hr versions.
The physical size of this mini clock module is 35 x 18.4 mm. A piece of LR44 button cell battery is mounted at the rear side of the clock module. However, it is possible to connect the power to external sources.

This ideal mini clock and timer module is prepared to be installed to any device, which real time and countdown timer are required. Instead of countdown feature for timer, count up feature is available too. Therefore, it can can be used as a chronometer too.

This clock timer module is equipped with 6 rubber keys. The "clock" key is used to switch into clock mode from timer. The "set" key is used to enter setting mode of hour or minute of real time. While "adjust" key is applied to change the reading of hour and minute. Another three keys are designed for countdown timer mode. As well as "minute" key, the "second" key is used to adjust second. As well as to be used to enter timer mode, the "start/stop" key is applied to activate or halt the timer to countdown or count up.

Instead of 99 minutes 59 seconds, there are two other versions of counting capacities for timer. The choice are as:

99H59M for 20D-A0N-HM
99D23H for 20D-A0N-DH

20E-160YZ

Mini-size 4-Alarm Clock Module

This series of timer module available in 24-hour and 12-hour versions. It is a mini-sized 4 daily alarms clock module. These series of timer module can provide output poles for each individual alarm. People can use these poles to control electrical powered devices. Normally provide leads for external power source connection, and alarm output poles.

You may select one-alarm output , 2-alarm outputs, 3-alarm outputs, and 4-alarm outputs.

Version List:
20C-160Y - regular 12-hour clock module
20E-160Y - regular 24- hour clock module
20C-160YA - one daily alarm 12-hour clock module
20E-160YA - one daily alarm 24-hour clock module
20C-160YB - two daily alarms 12-hour clock module
20E-160YB - two daily alarms 24-hour clock module
20C-160YY - three daily alarms 12-hour clock module
20E-160YY - three daily alarm 24-hour clock module
20C-160YZ - four daily alarms 12-hour clock module
20E-160YZ - four daily alarm 24-hour clock module

VOSCA integrates her experiences and innovative assembly to deliver market-leading digital timepieces products, from product assembly through enclosures to testing and packaging. We also design and manufacture new models / products according to buyer's request. If you have questions concerning our timer module, please feel free to get in touch with us. We are here for you!

20C-99E

miniature clock module

VOSCA CORPORATION not only provides competitive prices, excellent quality but also helps customers to solve technical problems, improve quality, reduce extra costs, and assist customers to become more competitive.

As a professional digital clock, timer, thermometer, and hygrometer supplier, we can also offer customized modules with special control pole, timers with constant period to countdown, meters to measure or indicate lifespan of filter, cartridge, and etc.

This is a regular clock module with 5-function. It has two rubber buttons installed, "display", and "set". Use "display" button to enter three display modes, hour:minute, month-date, and second. Press "set" button to enter setting mode, and apply "display" button to adjust the readings.

Sized as 35 x 18.4 mm with 8.0 mm thickness. Operated with a piece of alkaline button cell, LR44, which is installed at rear side of clock module. By request, extra connector is available for external power source connection.

It is good for general purpose application.
Everything we do as a company is based on reinforcing our position as the finest, most responsive solution provider in the 20 series – Miniature Alarm Clock Module industry. Our adherence to the timely and safe delivery of our fine quality 20 series – Miniature Alarm Clock Module has enabled us to maintain a long-lasting relationship with our existing clients. Our entire range is stringently checked on defined quality testing parameters, which is recommended by the industry. If you are interested 20 series – Miniature Alarm Clock Module, please feel free to contact us.
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