Common Cathode Ultra Bright Red 7 Segment LED Display 18 Pin 2 Digit 0.56inch

Common Cathode Ultra Bright Red 0.56-Inch 2-Digit 7-Segment LED Display (18-Pin, Customizable) for Temperature Controllers & Home Appliances

Product Overview
Introducing the Common Cathode Ultra Bright Red 0.56-Inch 2-Digit 7-Segment LED Display—a high-performance, customizable numeric solution engineered for temperature controllers, digital indicators, and home appliance panels. Designed to balance readability, energy efficiency, and easy integration, this 2-digit display excels at showing core metrics that require concise, clear readouts: temperature (e.g., “24°C” for ACs, “-18°C” for freezers), timer values (e.g., “15min” for microwaves), or device status (e.g., “08” for fan speed).
Its 0.56-inch digit height ensures visibility from 1–3 meters (typical kitchen/living room distances), while the 18-pin configuration provides stable, direct PCB connection—critical for reliable operation in temperature-sensitive devices. The white segments on a black surface boost contrast with ultra bright red light (620-625nm), cutting through ambient glare (e.g., kitchen lights, sunlight) and ensuring readability even in bright environments. With common cathode polarity, low power consumption (5-10mA/LED), and RoHS compliance, it combines durability, functionality, and eco-friendliness—ideal for 24/7 use in home and industrial settings.

Product Image

Key Features (Temperature Controller & Appliance-Optimized)
1. Superior Visibility for Critical Metrics
Ultra Bright Red Illumination (80-100mcd): Red light (620-625nm wavelength) delivers sharp, eye-catching readouts—perfect for temperature controllers, where quick recognition of values (e.g., “30°C” = overheating) prevents errors. It also minimizes eye strain during prolonged viewing (e.g., monitoring an oven’s temperature).
White Segments on Black Surface: High contrast eliminates “washout” from ambient light and ensures every segment (e.g., the middle bar of “5,” the top bar of “9”) is uniformly lit—avoids misreading digits (e.g., confusing “6” with “0”) that could disrupt temperature control or appliance operation.
0.56-Inch Digit Height: Balances readability and space efficiency—large enough to distinguish small temperature increments (e.g., “22°C” vs. “23°C”) but compact enough to fit into slim appliance panels (e.g., mini temperature controllers for refrigerators).
2. Reliable Performance & Heat Management
Fast Heat-Dissipation: Engineered with heat-resistant materials and a low-power design, the display avoids overheating even during continuous operation (e.g., a temperature controller running 24/7 for a greenhouse). This prevents brightness degradation and extends lifespan.
Stable Operation in Variable Environments: Withstands temperature fluctuations (0°C–50°C, typical for homes/industrial spaces) and minor vibrations (e.g., fridge compressor cycles, oven fan movement)—maintains consistent brightness and segment uniformity, no flickering during value updates.
Long Lifespan (50,000+ Hours): High-quality LED chips match the 8–10 year service life of most home appliances and temperature controllers, reducing maintenance costs and the need for frequent replacements.
3. Easy Integration & Customization
18-Pin Configuration: Provides secure, direct PCB mounting—ensures stable electrical connection and avoids loose pins (a common issue in vibration-prone appliances like washing machines). The pin layout is compatible with standard soldering processes for automated production.
Common Cathode Polarity: Works with standard driver ICs (e.g., TM1637, HT1621, MAX7219) widely used in temperature controllers and home appliances—simplifies circuit design for manufacturers and eliminates the need for custom wiring.
Customizable Design: Supports tailored modifications to fit unique appliance needs, including:
Adjusted digit spacing (for compact vs. wide control panels).
Added decimal points (for precise temperature readouts like “25.5°C”).
Modified segment brightness (for low-light environments like bedrooms).
4. Energy Efficiency & Compliance
Extremely Low Current (5-10mA/LED): Minimizes power draw, making it ideal for battery-powered devices (e.g., portable temperature sensors) or energy-efficient appliances (e.g., ENERGY STAR-certified ACs)—extends battery life by 30% and reduces long-term electricity costs.
Low Forward Voltage (1.8-2.2V/LED): Compatible with standard low-voltage power supplies (e.g., 5V USB, 12V DC adapters) used in temperature controllers and appliances—no need for bulky voltage converters.
RoHS Compliant: Free from harmful substances (lead, mercury), meeting international safety standards for consumer and industrial electronics—safe for use in family spaces (e.g., kitchen appliances) and global markets.

Technical Specifications

Applications
This display is tailored for temperature control and home/industrial appliances, including:
Temperature Controllers: Room thermostats (e.g., “22°C”), fridge/freezer thermometers (e.g., “5°C”/“-18°C”), oven temperature panels (e.g., “200°C”).
Home Appliances: Microwave timers (e.g., “02:00”), washing machine cycle indicators (e.g., “05” for spin speed), AC fan speed displays (e.g., “03” for high speed).
Instrument Panels: Industrial pressure gauges (e.g., “08” for 8 PSI), voltage monitors (e.g., “12” for 12V), humidity controllers (e.g., “50” for 50% RH).
Digital Indicators: Portable weighing scales (e.g., “50” for 50g), battery chargers (e.g., “90” for 90% charge), fitness equipment (e.g., “15” for 15 minutes).

Why Choose This Display for Temperature Controllers & Appliances?
Critical Metric Clarity: Ultra bright red light ensures temperature/appliance values are readable at a glance—prevents errors in temperature control (e.g., overheating food in an oven).
Reliable Heat Management: Fast heat-dissipation avoids performance issues during continuous use, a must for 24/7 temperature controllers.
Easy Manufacturing: 18-pin design and common cathode polarity simplify PCB integration, supporting high-volume appliance production.
Customizable for Unique Needs: Tailored digit spacing, decimal points, or brightness ensures compatibility with non-standard appliance designs.
Global Market Ready: RoHS compliance and multi-color options simplify export to international markets, aligning with diverse safety standards.

Order & Logistics Information
Minimum Order Quantity (MOQ): 300 pieces for standard ultra bright red models; 500 pieces for custom configurations.
Packing: Anti-static EPE + carton (each display is individually wrapped to protect pins and segments during shipping).
Delivery Time: 5–7 days for standard models; 10–12 days for custom designs (from specification approval).
Transport: Express (FedEx/DHL for urgent prototypes), Air (medium-volume shipments), Ocean (bulk production runs for appliance manufacturers).

Contact Us

Our team specializes in LED displays for precision devices and provides 24-hour support to help you optimize your product’s usability, reliability, and visual appeal!

Absolute Maximum Ratings(Ta=25ºC)

Code:Yellow Green- J

Code:Amber/Yellow -Y

Code:Orange -F

Code:Super Bright Red -R

Code:Ultra Bright Red -UR

Code:Pure Green -G

Code:Ultra Bright Blue -BH

Code:Ultra Bright White -WH

Shenzhen Guangzhibao Technology Co., Ltd. (Brand: Light-Bo) stablished 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 .
Light Bo has been committed to provide high quality and low cost customized solutions to help customers reduce cost and enhance competitiveness.

7 Segment LED Display, Customized LED Display, Numeric LED Display, Dot matrix LED Display, widely used for home appliances,tempearture indicators, humidity indicators, refrigerator controller,thernostats indicator,heating and cooling control and so on.

FAQ(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. Detailes of payment methods can be negotiatble.
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 any one 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 ceritified manufacturers with more than 20 years experience ,We conduct twice 100% percent test for all of our products before shipment .

Temperature Indicator 7 Segment LED Display

Common Cathode Ultra Bright Red 7 Segment LED Display 18 Pin 2 Digit 0.56inch Images