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0.28 inch 4 digit clock 7 segment display, mini 4 digit LED digital tube with colon, 0.28" clock indicator, through hole LED module, common cathode display for mini clock portable wearable timer

Product Specification
Place of Origin: CHINA
Brand Name: Weishibo
Certification: ROHS/SG/IMQ
Model Number: 0.28 Inch 4-Digit 7-Segment LED Display Module
Minimum Order Quantity: 1000
Price: 0.05-0.2 US dollars
Payment Terms: L/C,D/A,D/P
Supply Ability: 500K per month
Product Details
Highlight:

cathode led digital tube

,

7 segment led digital tube

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7 segment common cathode display

Display Format: 4 Digits, Each Digit With Independent Decimal Point
Digit Size: 0.28 Inch
Display Color: Customizable (Red, Green, Blue, Yellow, White, Etc.)
Polarity: Common Anode / Common Cathode Optional
Typical Forward Voltage: 2.0~2.4V (Depends On Luminous Color)
Typical Segment Current: 15~20mA
Mounting Type: Through Hole DIP Dual In-line Package
Displaytype: 7 Segment Display
Viewing Angle: 140° (Typical)
Operatingtemperaturerange: -40°C To 85°C
Certifications: RoHS, REACH
Average Service Life: ≥ 50,000 Hours
Product Description

Product Title

Factory Supply 0.28 Inch 4 Digit Clock LED 7 Segment Display Through Hole Digital Tube Common Anode Cathode Multi Color For Mini Digital Clock Portable Timer

Meta Description

Ultra-small 0.28" 4-digit clock seven segment LED display with colon & 4 decimal points, dual polarity optional, multi-color, in stock, custom pinout available, fast lead time for slim portable timing devices.

Product Description

Why Choose Our 0.28 Inch 4 Digit Clock LED 7 Segment Display?

We are a professional LED digital display manufacturer with over 10 years of production experience. All our 0.28-inch 4-digit clock digital tubes are produced by fully automated SMT assembly lines to ensure uniform stable quality for large wholesale orders.

Ultra-compact 0.28-inch digit height, ultra-small footprint, built-in time colon, specially customized for slim mini clocks, wearable devices and compact portable timing equipment

Matte black anti-glare mask fully blocks stray light, eliminates light crosstalk between segments, delivers sharp clear digits under all indoor lighting

Equipped with middle time colon and 4 independent decimal points, supports simultaneous display of hour/minute and precise decimal parameters

Dual polarity options: common anode / common cathode, fully compatible with all mainstream MCU circuit systems

Complete luminous color options: red, green, blue, pure white, yellow, adjustable brightness for low-cost & high-end miniature products

Standard through-hole DIP pin layout, compatible with wave soldering and manual welding for mass production

Wide operating temperature range -20℃ ~ +85℃, stable 24-hour continuous operation

Custom service available: customized pin definition, surface silk screen, brightness adjustment, special anti-static packaging

Sufficient stock for standard models, 3-7 days fast lead time for bulk orders

Wide Application

Mini digital alarm clocks, wearable watch display, portable countdown timers, small smart home sensor panels, mini thermostat controllers, student electronic DIY kits, compact charging power indicator

Specification Table

Item Specification
Digit Size 0.28 inch
Digit Quantity 4 digits, built-in time colon + 4 independent decimal points
Mounting Type Through hole DIP dual in-line package
Polarity Common Anode / Common Cathode optional
Optional Luminous Color Red, Green, Blue, White, Yellow
Operating Temperature -20℃ ~ +85℃
Compatible Driver IC TM1637, 74HC573, CD4511, MAX7219

Our Factory Advantages

100% full lighting aging inspection before shipment, strict QC control to cut defective rate

Flexible MOQ: small sample trial & large bulk wholesale both supported

Professional engineering team, free circuit matching technical guidance

All products RoHS & REACH compliant, meet global export standards

Stable monthly production capacity, guaranteed on-time delivery for long-term cooperative clients

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