0.4 inch 3 digit 7 segment display,3 digit LED digital tube with 3 decimal points,0.4" seven segment display,common cathode digital module for instrument thermostat charger scale.
cathode led digital tube
,cathode seven segment display
,0.4 inch led digital tube
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Product Description
Why Choose Our 0.4 Inch 3 Digit LED 7 Segment Display?
Standard 0.4-inch digit height, balanced size for medium-sized PCB equipment, good readability without occupying excessive board space
Matte black anti-glare mask fully blocks stray light, eliminates light crosstalk between segments, sharp and clear digits under all indoor lighting
Three independent decimal points (each digit matched with one dot), perfect for displaying voltage, temperature, pressure and other decimal precision data
Dual polarity options: common anode / common cathode, fully compatible with all mainstream MCU circuit systems
Full luminous color series: red, green, blue, pure white, yellow, adjustable brightness for different product grades
Standard through-hole DIP pin structure, compatible with wave soldering and manual welding for mass production
Wide operating temperature range: -20℃ ~ +85℃, stable continuous operation for industrial and household equipment
Custom service supported: customized pin definition, surface silk screen, special brightness adjustment, customized packaging
Sufficient stock for standard models, 3-7 days fast lead time for large wholesale orders
Wide Application
Specification Table
| Item | Specification |
|---|---|
| Digit Size | 0.4 inch |
| Digit Quantity | 3 digits, each digit 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℃ ~ +85℃ |
| Driver Compatibility | TM1637, 74HC573, CD4511, MAX7219 and other mainstream driver ICs |
Our Factory Advantages
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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