Products Description

Bolong LCD is a trusted China COG factory and manufacturer, offering custom 122×32 COG LCD displays with flexible interface options.
Our engineering team can customize display layout, icons, and backlight solutions to meet specific application needs. With years of experience in COG technology, we deliver stable and reliable display performance even in demanding environments.
Key Features
1. Ultra-thin COG Construction
COG technology bonds the ST7565R or equivalent driver IC directly to the glass using anisotropic conductive film (ACF). Total module thickness is as low as 5.5mm – significantly thinner than traditional COB (Chip-on-Board) 122×32 modules. Perfect for portable medical devices, handheld terminals, and other space-limited products.
2. Graphic Display Capability
Unlike character LCDs, the 122×32 COG LCD is fully graphic, allowing you to:
Display custom icons, logos, and bitmaps
Create progress bars, graphs, and waveforms
Design any font size or style
Combine text and graphics freely
3. Ultra-Low Power Consumption
Operating at just 1.5mA – 3.5mA (typical) with sleep mode below 1µA, this display is ideal for battery-powered IoT sensors, smart meters, and wearable devices. Power consumption is content‑dependent – dark themes (most pixels off) consume even less current.






Parameter Specification
| Parameter | Value | Custom Option |
|---|---|---|
| Display Format | 122 dots × 32 dots | – |
| Resolution | 122 × 32 pixels | Custom resolutions available |
| Structure | COG | COB also available |
| Controller IC | ST7565R / UC1701X / NT7534 | Your choice |
| Interface | 4-wire SPI, I²C, 8-bit parallel | Customizable |
| Logic Supply Voltage | 3.0V or 5.0V | 2.8V – 5.5V |
| Display Supply Voltage | 9.0V – 12.0V | Adjustable |
| Operating Current | 1.5mA – 3.5mA | Low-power optimization |
| Sleep Mode Current | <1µA | – |
| Duty Cycle | 1/32 | – |
| Module Dimension | 60.0 × 28.5 × 5.5 mm | Fully custom outline |
| View Area | 53.0 × 17.0 mm | Customizable |
| Active Area | 48.0 × 13.0 mm | Customizable |
| Dot Size | 0.35 × 0.35 mm | Adjustable |
| Dot Pitch | 0.38 × 0.38 mm | Adjustable |
| LCD Mode | STN Positive, Transflective | TN / HTN / STN / FSTN / VA |
| Polarizer | Transflective | Reflective / Transmissive |
| Viewing Direction | 6:00 | 12:00, 3:00, 9:00 |
| Backlight | LED | Custom color, brightness |
| Operating Temperature | -20℃ to +70℃ | -40℃ to +85℃ |
| Connection | FPC | Metal pins, elastomeric zebra |
| FPC Length | 30mm | 20mm – 100mm |
| FPC Pin Pitch | 0.5mm / 0.8mm / 1.0mm | Customizable |
| Certifications | RoHS, REACH, CE | Full compliance documents |
| Warranty | 12 months | Extended available |

Manufacturing strengths
As a China LCD factory/manufacturer, Bolong LCD is strategically located in Hangzhou, within China's premier electronics manufacturing region. This location offers:
Mature COG supply chain – Glass substrates, driver ICs, FPC, backlight LEDs all sourced locally with short lead times
Competitive manufacturing costs – Lower labor and material costs compared to other regions, passed on to you
Fast shipping to global markets – Close to Ningbo and Shanghai ports, two of the world's busiest
Responsive engineering support – Direct communication with our factory team
No time zone barrier – Quick response during Asian business hours; we accommodate urgent requests
For overseas B2B buyers, this translates to: Lower unit prices, shorter lead times, direct access to engineers, and full supply chain transparency.

Our factory






Certifications and Awards








Our Service
Pre-sales
24-hour response to inquiries, free 2D/3D drawings, compatibility verification, sample application
In-sales
Real-time production updates, third-party inspection accepted, full export documents
After-sales
Fast replacement for DOA. Technical Support. Spare Parts Supply. Overseas Service
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