Customized Triple Digit 7-Segment LED Display for Refrigerator
Control Panel
High brightness red/yellow/green customized three digits 7-segment
LED display for refrigerator control. Discover the versatility of
our LED solutions, from dynamic LED displays and high-precision
dot-matrix LED displays to reliable LED segment displays—including
the popular 7-segment LED displays—all available as
ready-to-integrate LED display modules to elevate your projects!
Product Overview
LIGHT-BO's COB-type customized triple-digit 7-segment LED display
is engineered to deliver exceptional visibility and reliability for
home appliances and climate control systems. With a 0.75-inch
(18.95mm) character height and compact dimensions (55×22.5×7mm), it
features crisp white segments on a black surface (protected by a
durable film) and supports vibrant multi-color emission—including
red, yellow, pure green, blue, white, amber, and orange. Designed
with a common cathode configuration, this display balances high
luminous intensity (70-140mcd) with low power consumption, making
it ideal for air conditioner controls, refrigerator indicators, and
heating/cooling systems.
Product Images
Key Features
- Vibrant Multi-Color Options: Emitting colors include red
(625-635nm), yellow (585-590nm), pure green (515-525nm), plus blue,
white, amber, and orange—perfect for color-coded controls
- Large, Clear Digits: 0.75-inch (18.95mm) character height ensures
easy readability, enhanced by high luminous intensity (70-140mcd)
and uniform segment illumination
- Durable Design: White segments on a black surface with a protective
film for scratch resistance, paired with stable performance and
long lifespan
- Energy Efficient: Low forward voltage (1.8-3.3V/LED) and current
(5-10mA/LED) minimize power usage, ideal for energy-conscious
appliances
- Easy Integration: Common cathode configuration, IC compatibility,
and simple assembly streamline installation into air conditioners,
refrigerators, and control panels
- RoHS Compliant: Meets global environmental standards, ensuring
safety for home and commercial use
Specifications
| Specification | Details |
|---|
| Brand Name | LIGHT-BO |
| Type | COB |
| Digit Count | Triple-digit (3 digits) |
| Character Height | 18.95mm (0.75 inch) |
| Package Dimensions | 55×22.5×7mm |
| Polarity | Common cathode |
| Emitting Colors | Red (625-635nm), yellow (585-590nm), pure green (515-525nm), plus
blue, white, amber, orange |
| Luminous Intensity | Red: 70-90mcd; Yellow: 80-90mcd; Pure green: 120-140mcd |
| Forward Voltage | Red/yellow: 1.8-2.3V; Pure green: 2.8-3.3V |
| Forward Current | 5-10mA/LED |
| Compliance | RoHS |
Applications
- Home electronic appliances
- Air conditioner controls
- Refrigerator indicators and controls
- Cooling/heating systems
- Climate control panels
Ordering & Shipping Information
| Minimum Order | 1000 pieces |
| Trade Term | EXW |
| Payment Terms | T/T, WU |
| Origin | Guangdong, China (Mainland) |
| Transport Options | Ocean, Air, Land |
| Production Capacity | 100,000 pcs/week |
| Packing | EPE + Carton (secure protection for transit) |
| Delivery Time | 5-7 days |
Why Choose This Display?
LIGHT-BO's triple-digit 7-segment display combines large, readable
digits with versatile multi-color options, making it perfect for
home appliances and climate control systems. Its durable design,
energy efficiency, and RoHS compliance ensure long-term
reliability, while easy integration simplifies manufacturing.
Backed by high production capacity and fast delivery, it's
engineered to enhance visibility and performance in your products.
Technical Parameters
Absolute Maximum Ratings (Ta=25°C)
| 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 | °C |
| Storage Temperature Range | Tstg | -40~+85 | °C |
| Solder Temperature (≤3 seconds) | Th | 260 | °C |
Detailed Electrical Characteristics
Code: Yellow Green - 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 |
Code: Amber/Yellow - 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 |
Code: Orange - 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 |
Code: Super Bright Red - 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 |
Code: Ultra Bright Red - 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 |
Code: Pure Green - 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 |
Code: Ultra Bright Blue - 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 |
Code: Ultra Bright White - 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 |
Company Information
SHENZHEN GUANGZHIBAO TECHNOLOGY CO., LTD. (BRAND: LIGHT-BO)
Established in 2006, 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 has been committed to provide high quality and low cost
customized solutions to help customers reduce cost and enhance
competitiveness.
Products 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 and
so on.
Certifications
Office and Factory Overview
Company Exhibitions
Shipping Services
Frequently Asked Questions
Q1: Are you trading company or manufacturer?
A: We are original manufacturer with more than 20 years experience
in optoelectronic LED displays.
Q2: What is 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 so on.
Q3: What is your MOQ?
A: Our MOQ is 1000 pcs. We can also accept sample orders and small
orders with quantity less than our MOQ.
Q4: Before placing order, Can I get some samples for test?
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; According to order quantity and
raw materials. If you have urgent order, and we have raw materials
in stock, we can adjust our production plan to make it ready within
7-10 days.
Q6: What is your terms of payment?
A: We accept bank transfer, T/T, Western Union and Paypal with
small amount. Details of payment methods can be negotiable.
Q7: Can you quote me FOB prices?
A: Yes. We can quote you prices based on incoterms EXW, FOB, CIF,
DDP.
Q8: How can I get your catalogue and price list?
A: Yes. Please let us know your email address or contact us from
website directly 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 method of
shipping. We will offer the charge to you as you requested.
Q11: Can you do custom design products?
A: Yes, OEM & ODM service are available. We can customize the
sizes, LED color and functional icons according to your
requirements.
Q12: If I send my design, can you make it for myself only, and will
not show it to anyone else?
A: Yes, we will not show it or sell to others without your
authorization.
Q13: What will be the samples lead time for customized products?
A: Samples lead time will be about 20-25 working days after
receiving mold cost and mold drawing approval from customers.
Q14: What is the shipping methods?
A: We usually ship the goods by DHL, FEDEX, UPS, EMS, BY AIR, BY
SEA etc, also you can choose the other way that best for you.
Q15: How do you ensure the quality of your products?
A: We are ISO 9001 QMS certified manufacturers with more than 20
years experience. We conduct twice 100% percent test for all of our
products before shipment.
