Mataji Electronics

A 4-inch seven-segment display costs 110+gst
 is a large-format electronic display module used for showing numeric characters, primarily in environments where visibility from a distance is important, such as in public signage, scoreboards, or industrial instrumentation.

Here is a detailed description of a 4-inch seven-segment display:

• Digit Size: 4 inches (measured vertically from the top to bottom of a full digit).

• Function: Displays numerals 0–9 and some alphabetic characters using 7 individual LED segments (plus an optional decimal point).

• Type: Typically available as Common Anode or Common Cathode.

• Segment Height: 4 inches (~101.6 mm).

• Overall Module Dimensions: Vary by manufacturer, but commonly around 110–130 mm tall and 60–90 mm wide per digit.

• Display Colors: Red (most common), green, blue, yellow, white (using colored or clear epoxy).

• Material: Usually made of LED segments encased in plastic housing, sometimes with a reflective or diffused background for better contrast.

• Mounting: Often uses through-hole pins; some versions include screw mounting holes or brackets.

• Forward Voltage:

  • Red: ~2.0V per segment

  • Green/Blue: ~3.0–3.3V per segment

• Typical Forward Current: 20–30 mA per segment

• Power Supply: Controlled through transistor drivers or current-limiting resistors, sometimes via a microcontroller or display driver IC.

• Configuration:

  • Common Cathode: All cathodes are tied together.

  • Common Anode: All anodes are tied together.

• Usually includes 10 or more pins:

  • 7 pins for each segment (A to G)

  • 1 pin for the decimal point (DP)

  • 1–2 pins for common anode or cathode

• Some models use dual-row pin headers or screw terminals for easier connection in large-scale applications.

• Industrial counters and control panels

• Gym timers and scoreboards

• Digital clocks and timers visible from long distances

• Fuel price signs

• Public transportation signs

• Large outdoor digital displays

• Kingbright SA40-19SRWA – 4" Red LED, Common Anode

• QDSP-6064 – 4" High-efficiency LED, various configurations

• Adafruit 4" 7-segment display modules – DIY-friendly, often used with backpacks for I2C/SPI control

• Due to high current requirements, larger displays often need external transistor drivers or LED driver ICs (e.g., MAX7219, ULN2003).

• Visibility: Readable from 20–50 feet (6–15 meters) depending on lighting conditions.

A 1-inch seven-segment display is an electronic component used to display numerical digits (and some letters) visually. These displays are commonly used in digital clocks, calculators, counters, and other devices where numerical output is required.

Here's a detailed description of a 1-inch seven-segment display:

• Size: The "1-inch" refers to the height of each digit segment, typically measured from top to bottom of a full digit.

• Type: Seven-segment display (may be common anode or common cathode).

• Segments: 7 segments labeled A to G, and often includes a decimal point (DP).

• Material: Usually made from LED (Light Emitting Diode), though LCD variants exist.

• Digit Height: Approximately 1 inch (~25.4 mm).

• Display Type: Single-digit or multi-digit.

• Color Options: Red (most common), green, blue, white, yellow.

• Package: Through-hole or surface-mount (typically through-hole for larger displays).

• Lens: Often a diffused plastic cover for better light dispersion and viewing angle.

• Forward Voltage: ~1.8V to 2.2V (Red LED), higher for other colors.

• Current per Segment: Typically 10–20 mA.

• Configuration:

  • Common Cathode: All cathodes are connected together.

  • Common Anode: All anodes are connected together.

• Pin Count: Usually 10 pins for a single-digit display (7 segments + 1 decimal + 2 commons).

• Digital clocks and timers

• Counters and scoreboards

• Elevators

• Instrument panels

• DIY electronics and Arduino projects

0.56 Inch 4 Digit 7 Segment LED Display used in electronics as a method of displaying decimal numeric feedback on the internal operations of devices. These 7 segment alphanumeric led display available in different sizes and colors.

This is a 3 Digit 7 Segment Display with size of 0.56 inch and Red color. Its a common anode 7 segment display. A seven-segment display (SSD) is a type of electronic display device for displaying decimal numbers. The section is made up of seven LED lines or segments.

0.56 inch seven segment display is designed for applications that require low power consumption. They are tested and selected for the excellent low current characteristics to ensure that the segments are matched at low current.

 0.36-inch 8-bit 7-segment LED display is a compact and versatile display solution commonly used in various electronic projects and devices due to its small size, ease of use, and readability. 

A 4-inch common anode seven-segment display is a larger version of the standard seven-segment display, typically used for applications requiring greater visibility, such as public displays, industrial equipment, or large digital clocks. 

A 0.56 inch 5-digit 7-segment LED display is a type of electronic display device used for representing decimal numerals. The "0.56 inch" refers to the character height of the display.

0.56 inches for each digit's height.6 individual 7-segment displays allowing for a 6-digit number to be shown.Each digit is made up of 7 LED segments, which illuminate in different combinations to display digits 0-9  Many versions include a decimal point that can also be controlled.Often comes with a built-in driver IC, like the TM1637, which simplifies controlling the display with a microcontroller.Can be controlled using a minimal number of pins (e.g., 2 or 3 digital IO pins) when using a driver IC.Available in both configurations depending on the driving circuit's requirements.

A 16-segment alphanumeric LED display is a type of display that can show numerals, uppercase and lowercase English letters, and some symbols by selectively lighting up 16 individual LED segments within a single character