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Custom Design Triple Digit 7 Segment LED Display with Minus Sign Common Anode for Refrigerator

Custom Design Triple Digit 7 Segment LED Display with Minus Sign Common Anode for Refrigerator

نام تجاری:	LIGHT-BO
شماره مدل:	LB3050SIWGR1B-T14-D
مقدار تولیدی:	1000
قیمت:	Negotiate
شرایط پرداخت:	T/T ، Western Union ،
توانایی عرضه:	20000 قطعه در روز

اطلاعات دقیق

توضیحات محصول

اطلاعات دقیق

محل منبع:

شنژن ، چین

گواهی:

ISO9001&RoHS

ارتفاع رقمی:

12.7 میلی متر

مشخصات:

38.5 * 19 میلی متر

پیکسل:

0.50 اینچ

بسته حمل و نقل:

EPE+کارتن

علامت تجاری:

LIGHT-BO

کد HS:

85312000

جزئیات بسته بندی:

EPE+کارتن

قابلیت ارائه:

20000 قطعه در روز

برجسته کردن:

custom 7 segment LED display,triple digit LED display common anode,refrigerator LED display with minus sign

triple digit LED display common anode

refrigerator LED display with minus sign

توضیحات محصول

Custom Design Triple Digit 7 Segment LED Display with Minus Sign Common Anode for Refrigerator

Introducing the Custom Design 3-Digit (3½ Digit) 7-Segment LED Display with Minus Sign--a fridge-optimized numeric solution engineered for refrigerator controllers, temperature indicators, and home appliances requiring negative value readouts.

Key Features (Refrigerator-Optimized)

1. 3½ Digit + Minus Sign for Sub-Zero Temps

Negative Value Support: Dedicated minus sign enables clear display of freezer temperatures (e.g., "-18°C", "-20°C")--critical for fridge-freezer combos where distinguishing positive/negative values prevents food spoilage.
3½ Digit Range: Covers -199 to 999, fitting all typical fridge/freezer temp needs (fridge: 0-10°C, freezer: -10--25°C) and leaving room for humidity or timer values.
Protective Film: Shields segments from moisture, food splatters, and frequent wiping, maintaining clarity and preventing scratches over time.

2. Multicolor Functionality for Fridge-Specific Cues

Ultra Bright White: Ideal for standard fridge temps (e.g., "5°C")--neutral, eye-friendly for daily checks.
Red: Signals freezer temps (e.g., "-18°C") or alerts (e.g., "-25°C" too cold, "OPEN" door-left-open)--grabs attention for critical info.
Pure Green: Use for secondary metrics (e.g., "50%" fridge humidity, "DEF" defrost mode)--clearly distinguishes from primary temp values.

3. Superior Visibility & Energy Efficiency

High Luminous Intensity: Bright enough to cut through kitchen glare but not harsh in dim kitchens--ensures temps are readable day/night.
Low Power Consumption: Extremely low current draw (5-10mA/LED) minimizes fridge energy use--critical for ENERGY STAR-certified models.
White Segments on Black Surface: High contrast eliminates "washout" and makes digits/minus signs sharp.

4. Reliable Performance & Easy Integration

Stable Operation in Fridge Environments: Withstands temperature fluctuations (-10°C to 50°C) and minor vibrations (door slamming, compressor cycles).
Long Lifespan (50,000+ Hours): High-quality LEDs match the 10-15 year service life of most fridges.
Common Anode Polarity: Works with standard fridge driver ICs (e.g., TM1637, HT1621)--simplifies circuit design.
Easy Assembly: Designed for PCB mounting, compatible with automated production lines.

Technical Specifications

Category	Parameter	Specification (Refrigerator-Optimized)
Basic Design	Display Type	3-Digit (3½ Digit) 7-Segment LED Display (with minus sign, supports -199 to 999)
	Polarity	Common Anode
	Digit Height	12.7mm (0.50 inch)
	Outer Dimensions (L×W×H)	38.2 × 19 × 8mm
	Segment/Surface Finish	White segments on Black Surface + protective film
Optical Performance	Core Emitting Colors	Ultra bright white, pure green, red
	Optional Colors	Blue, amber, yellow, orange, multicolor combinations
	Luminous Intensity	High (80-100mcd for white/red; 60-80mcd for green)
Electrical Parameters	Forward Voltage (VF)	2.8-3.2V per LED (white/green/blue); 1.8-2.2V (red/amber/orange)
Electrical Parameters	Forward Current	5-10mA per LED
Quality & Compliance	Core Advantages	Minus sign support, stable performance, IC compatible, easy assembly
	Certificates	RoHS Compliant, REACH Compliant

Applications

While optimized for refrigerator controllers, this display also excels in:

Temperature Indicators: Freezer monitors (e.g., "-20°C"), cold storage sensors (e.g., "-5°C"), or heat pump controllers (e.g., "-3°C" defrost).
Home Appliances: Smart thermostats (e.g., "-2°C" outdoor temp), wine coolers (e.g., "12°C"), or mini fridges (e.g., "8°C").
Instrument Panels: HVAC control panels (e.g., "22°C" room temp, "-10°C" outdoor), or laboratory cold chamber monitors (e.g., "-80°C" ultra-low temp).

Why Choose This Custom Display for Refrigerators?

Minus Sign for Freezers: Eliminates temp ambiguity--critical for preventing freezer food spoilage or fridge overcooling.
Fridge-Sized Fit: Slim dimensions fit standard fridge control panels--no need to resize existing designs.
Intuitive Multicolor Cues: White for fridge, red for freezer--users instantly recognize temps without reading labels.
Energy & Cost Savings: Low power use cuts fridge energy bills; long lifespan reduces replacement costs.
Global Compliance: RoHS/REACH certification ensures export to international markets, meeting fridge safety standards.

Package dimensions	38.5×19×8 (mm)
Character Height	12.7mm (0.5inch)
Face Colour	Black
Polarity	Common Cathode
Emitting Colour	Ultra bright white/
Operating Temperature	-35ºC ~ +85ºC
Forward voltage	2.8-3.2V/led
Pin type	Pin through hole
Recommanded forward current	5-10mA

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جزئیات محصولات

Custom Design Triple Digit 7 Segment LED Display with Minus Sign Common Anode for Refrigerator

Custom Design Triple Digit 7 Segment LED Display with Minus Sign Common Anode for Refrigerator

custom 7 segment LED display,triple digit LED display common anode,refrigerator LED display with minus sign

triple digit LED display common anode

refrigerator LED display with minus sign