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MOQ : 500
Packaging Details : Blister packaging
Model Number : Customizable
Certification : IMQ/ROHS
Delivery Time : 15-25 working days
Material : PVC/PMMA
Waterproof Rating : IP30 (Standard Indoor), IP54/IP65 (Outdoor / Humid Environments)
Accessories : Adhesive tape (3M adhesive), double-sided tape, fixing foam, thermal pad
Price : 0.1-0.5USD
Operating temperature : -20℃ ~ +60℃ (Standard), Wide temperature version: -30℃ ~ +70℃
Light-emitting mode : Edge-lit backlight, Direct-lit backlight
perspective : Full view, front view, narrow view
Assembly structure : Integrated patch, split module, fixed with iron frame / plastic frame
Applicable Panels : Compatible with LCD screens, segment code screens, dot-matrix screens and touch screens
Payment Terms : L/C,D/A,D/P
Brightness : cd/㎡ (nit), the standard brightness ranges from 300 to 1000 cd/㎡, and high-brightness models can reach over 1500 cd/㎡
Operating current : Single-channel / Full-board Rated Current (mA/A)
Light guide process : Screen printing, laser dot marking and etching light guide
Supply Ability : 500K per month
Wiring method : Pad routing, FPC flexible cable, terminal connection, direct wire outlet
Panel Type : Light Guide Plate (LGP), Uniform Light Plate, Backlight Module (including light guide, diffusion, brightness enhancement and light bar)
Color temperature : Warm White (2700K-3500K), Pure White (4000K-4500K), Cool White (6000K-7000K), Colored Light (Red / Green / Blue / Multicolor)
Power : Overall Board Power Consumption (W)
Uniformity : ≥80% (industry standard), high uniformity models ≥90%, no dark areas, light spots or shadows
Operating Voltage : DC 3V/5V/12V/24V (5V and 12V are the most commonly used)
Place of Origin : CHINA
LED bead packaging : SMD LEDs (0603/0805/2835/3014, etc.), edge-lit / direct backlight strips
Storage temperature : -30℃ ~ +70℃
Brand Name : Weishibo
border : Borderless, narrow bezel, wide bezel
light shielding : Built-in vinyl light blocking and fully edged light blocking on all sides
service life : Regular version: over 50000H, Highlight version: over 30000H
Optical film : Diffuser film, upper and lower brightness enhancement film (BEF), reflective film, light-shielding adhesive
Name : 3.0 Inch LED Backlight Module for Instrumentation | 400 cd/m² | Through-Hole Pins
Surface treatment : Matte, high-transparency, scratch-resistant, anti-glare
Emission Color : Monochrome, two-color, RGB full-color
This 3.0-inch LED backlight module is purpose-built for instrumentation and meter applications, offering reliable, uniform illumination in compact spaces. Designed with direct through-hole LED pins, it enables simple, solderable integration into control panels, meters, gauges, and small industrial displays. With a stable brightness of 400 cd/m², it provides clear, consistent visibility in indoor and low-light environments, making it ideal for industrial and consumer instrumentation use cases.
Diagonal Size: 3.0 Inches
Outer Dimensions: 76.97 × 4.93 × 2.2 mm
Viewing Area (VA): 64.6 × 39.00 mm
Brightness: 400 cd/m² (Standard Luminance for Instrumentation)
Connection: Through-Hole Direct Plug-in LED Pins
Light Source: Edge-Lit LED with precision light guide plate for even illumination
Applications: Instrumentation meters, industrial gauges, control panel displays, consumer electronics indicators, and compact device screens
Delivering a stable 400 cd/m² brightness, this module provides clear, glare-free visibility for meters and gauges, ensuring readability in typical indoor and low-light conditions. The consistent illumination eliminates hotspots, making it ideal for precise instrument readouts.
At just 2.2mm thick, this ultra-thin backlight module is optimized for space-constrained instrumentation designs. The compact outer dimensions (76.97×4.93×2.2mm) fit seamlessly into standard 3.0-inch meter enclosures without requiring additional modifications.
The direct plug-in through-hole LED pins allow for easy soldering to PCBs, reducing assembly complexity and improving connection reliability. This design is ideal for mass production of meters and control panels, offering a cost-effective solution for standard instrumentation applications.
The precision-engineered light guide plate ensures even light distribution across the entire viewing area, eliminating uneven brightness and ensuring consistent readability across the display. The low-power LED design also helps reduce overall system power consumption, making it suitable for battery-powered instruments.
Built to withstand continuous operation in typical indoor environments, this backlight module features a robust, flat-panel design with long-lasting LEDs. The through-hole pin configuration offers enhanced mechanical stability, reducing the risk of connection failure in vibration-prone industrial settings.
We offer flexible customization to meet your specific instrumentation requirements:
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3 Inch Instrumentation LED Backlight Module Warm White 2700K-3500K Images |