0.4 inch 3 digit 7 segment display with common cathode for precise instrument readings
cathode led digital tube
,cathode seven segment display
,0.4 inch led digital tube
Factory supply 0.4" 3-digit seven segment LED display with 3 independent decimal points, multi-color optional, common cathode & common anode configurations. Ideal for industrial measuring equipment, instruments, chargers, and thermostats.
- Professional LED display manufacturer with over 10 years of production experience
- Fully automated SMT assembly lines ensure stable, consistent quality for bulk orders
- Standard 0.4-inch digit height provides optimal readability without excessive board space
- Matte black anti-glare mask eliminates light crosstalk between segments
- Three independent decimal points for precise data display (voltage, temperature, pressure)
- Dual polarity options: common anode / common cathode compatible with all mainstream MCU systems
- Full luminous color series: red, green, blue, pure white, yellow with adjustable brightness
- Through-hole DIP pin structure compatible with wave soldering and manual welding
- Wide operating temperature range: -20℃ to +85℃ for industrial and household equipment
- Custom services: pin definition, surface silk screen, brightness adjustment, packaging
- Sufficient stock for standard models with 3-7 day lead time for wholesale orders
- Voltage/current measuring instruments
- Digital thermostats and temperature & humidity transmitters
- Power bank & battery chargers
- Electronic weighing scales
- Industrial small counters
- Air purifier & humidifier control panels
- Student electronic teaching experiment kits
- Mini timing countdown devices
| Item | Specification |
|---|---|
| Digit Size | 0.4 inch |
| Digit Quantity | 3 digits, each with independent decimal point |
| 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℃ to +85℃ |
| Driver Compatibility | TM1637, 74HC573, CD4511, MAX7219 and other mainstream driver ICs |
- 100% full lighting aging inspection before shipment, zero defective rate guarantee
- Flexible MOQ: small sample trial orders and large bulk wholesale both acceptable
- Professional electronic engineering team, free circuit matching technical guidance
- All products comply with RoHS & REACH standards, meet EU and global export requirements
- Stable monthly production capacity, on-time delivery for long-term cooperative clients
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