Product Overview
Common Cathode LED Display Ultra Bright White Grey Surface 7
Segment 3-digit 14.2mm for Temperature Controller
Product Specifications
LED DISPLAY 7 SEGMENT 3 DIGIT 14.2MM
Character height: 0.56" (14.2mm)
Outer dimensions: 37.6 × 19 × 8 mm
Polarity: Common cathode
Forward voltage: 2.8-3.2V/led
Forward current: 5-10mA/led
Construction: Yellow epoxy, grey surface
Ultra bright WHITE
Available emitting colors: red, blue, green, white, amber, orange,
and yellow
Key Features
- High forward voltage for superior luminous intensity output
- Low power consumption
- Extremely low current operation
- Evenly distributed luminous intensity across each segment
- Industrial standard size compatibility
- Excellent reliability in bright ambient light conditions
- Stable performance characteristics
- Long operational lifetime
- Compliant with RoHS/REACH standards
Applications
- Audio equipment and instrument panels
- Home electronic appliances
- Numeric display systems
- Multimedia products
- Digital indicators for temperature, humidity, and process
monitoring
- Refrigerator temperature controllers
- Thermostat indicators
- Heating and cooling control systems
Technical Parameters
Absolute Maximum Ratings (Ta=25ºC)
| Parameter | Symbol | Ratings | Unit |
|---|
| Forward Current (per dice) | Ipm | 20 | mA |
| Reverse Voltage (per dice) | Vr | 5 | V |
| Power Dissipation (per dice) | Pm | 80 | mW |
| Operating Temperature Range | Topr | -40~+85 | ºC |
| Storage Temperature Range | Tstg | -40~+85 | ºC |
| Solder Temperature (≤3 seconds) | Th | 260 | ºC |
Yellow Green (Code: J)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.4 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 30 | | 40 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 569 | | 574 | nm |
Amber/Yellow (Code: Y)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.5 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 60 | | 80 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 585 | | 595 | nm |
Orange (Code: F)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.4 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 60 | | 80 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 600 | | 605 | nm |
Super Bright Red (Code: R)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 50 | | 60 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 630 | | 635 | nm |
Ultra Bright Red (Code: UR)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 1.8 | | 2.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 80 | | 100 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 625 | | 635 | nm |
Pure Green (Code: G)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.6 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 180 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 515 | | 525 | nm |
Ultra Bright Blue (Code: BH)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.8 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 140 | mcd |
| Spectrum Width Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 460 | | 465 | nm |
Ultra Bright White (Code: WH)
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|
| Forward Voltage | Vf | If=10mA | 2.8 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 140 | mcd |
| LED Color Temperature | K | If=10mA | 5500 | 20 | 6800 | K |
| Chromaticity Coordinates | X/Y | If=10mA | 0.29,0.32 | | 0.30,0.33 | nm |
Manufacturer Information
SHENZHEN GUANGZHIBAO TECHNOLOGY CO., LTD. (BRAND: LIGHT-BO)
Established in 2006, we are a company that integrates R&D,
manufacturing and sales of optoelectronics LED Displays.
ISO 9001:2015 Quality Management Systems certified company with
more than 15 years OEM and ODM experience.
LIGHTBO is committed to providing high quality and low cost
customized solutions to help customers reduce costs and enhance
competitiveness.
Product Applications

7 Segment LED Display, Customized LED Display, Numeric LED Display,
Dot matrix LED Display, widely used for home appliances,
temperature indicators, humidity indicators, refrigerator
controller, thermostats indicator, heating and cooling control
systems.
Certifications

Office and Factory Overview

Company Exhibitions

Shipping Services

Frequently Asked Questions
Q1: Are you a trading company or manufacturer?
A: We are original manufacturers with more than 20 years experience
in optoelectronic LED displays.
Q2: What are your main products?
A: Our main products include 7 Segment LED display, SMD LED
Display, Dot matrix LED Display, Arrow LED display, Custom Design
LED Display, LED light bar, Through hole LED, SMD LEDs, LED
Backlights, and more.
Q3: What is your MOQ?
A: Our MOQ is 1000 pieces. We can also accept sample orders and
small orders with quantity less than our MOQ.
Q4: Before placing an order, can I get some samples for testing?
A: Yes. We can provide 5-10 free samples for your testing, but the
freight cost will be borne by the customer.
Q5: How long is your delivery time?
A: Delivery time: About 10-20 days, depending on order quantity and
raw materials. For urgent orders with available raw materials, we
can adjust production to complete within 7-10 days.
Q6: What are your terms of payment?
A: We accept bank transfer, T/T, Western Union and PayPal for small
amounts. Payment method details are negotiable.
Q7: Can you quote me FOB prices?
A: Yes. We can quote prices based on incoterms EXW, FOB, CIF, DDP.
Q8: How can I get your catalogue and price list?
A: Please provide your email address or contact us directly through
our website for our catalogue and price list.
Q9: Can I negotiate the prices?
A: Yes, we may consider discounts for bulk orders.
Q10: How much will the shipping charges be?
A: It depends on the size of your shipment and the shipping method.
We will provide charges upon request.
Q11: Can you do custom design products?
A: Yes, OEM & ODM services are available. We can customize sizes,
LED colors, and functional icons according to your requirements.
Q12: If I send my design, can you make it exclusively for me and
not show it to anyone else?
A: Yes, we will not show or sell your design to others without your
authorization.
Q13: What is the sample lead time for customized products?
A: Sample lead time is approximately 20-25 working days after
receiving mold cost and mold drawing approval from customers.
Q14: What are the shipping methods?
A: We usually ship by DHL, FEDEX, UPS, EMS, BY AIR, BY SEA, etc.
You can choose the method that works best for you.
Q15: How do you ensure the quality of your products?
A: We are ISO 9001 QMS certified manufacturers with over 20 years
experience. We conduct twice 100% testing of all products before
shipment.