Blue 0.39 Inch 2 Digit SMD 7-Segment Display

Blue 0.39 Inch 2 Digit SMD 7-Segment Display

HOUKEM manufactures the Blue 2 Digit 7 Segment Display for professional electronics manufacturers, home appliance OEMs, control-panel developers, and electronic component distributors. The HOUKEM-3921SMD-BB is a compact 0.39-inch SMD display with blue illumination and common-anode polarity, designed for indoor electronic equipment requiring clear two-digit numerical indication.

Compact SMD Display for PCB Integration

The HOUKEM-3921SMD-BB combines a compact package with a standard two-digit seven-segment configuration. Its screen dimension is 19.6 × 15 × 3.75 mm, with a 2.54 mm pixel pitch, making this Blue 2 Digit SMD 7 Segment Display suitable for space-conscious PCB and control-panel designs.

The display provides 180–200 mcd luminous intensity and a 2.8–3 V forward voltage. Its common-anode PCB polarity should be matched with the customer's driving circuit during the design stage. The operating temperature range is -35 ~ +50°C, supporting a variety of indoor electronic applications.

Product Specifications

Applications for Electronic Equipment

This0.39 Inch Blue 7 Segment Display is designed for indoor electronic equipment requiring compact two-digit numerical information. Typical applications include home appliances, electronic control panels, timers, counters, temperature indicators, and embedded control systems.

For home appliance manufacturers, the two-digit format can be used to display values such as time, temperature, operating levels, or other numerical settings. For PCB and control-panel manufacturers, the compact SMD package helps integrate the display into space-limited electronic assemblies.

OEM and Custom Display Solutions

HOUKEM is an original manufacturer supporting OEM, ODM, and custom-made LED display projects. Professional B2B customers can discuss application requirements, electrical specifications, dimensions, display color, PCB integration, and estimated quantities with the HOUKEM engineering and sales team.

The standard model has a minimum order quantity of 10 pieces, a stated supply ability of 5,000 pieces per month, and a 7–14 day stock time. The product carries a 2-year warranty and is listed with CE, RoHS, ISO9001, and REACHcertifications.

FAQ

Is the HOUKEM-3921SMD-BB a common-anode display?

Yes, this model uses a common-anode configuration for its PCB polarity. Buyers should verify the segment-driving circuit before integration.

What should engineers check before PCB production?

Confirm the package dimensions, polarity, forward voltage, pin arrangement, and available PCB space against the final circuit design.

Is the blue display available for OEM projects?

Yes, HOUKEM supports OEM and ODM projects for professional electronics manufacturers and can discuss custom display requirements.

Can distributors order small quantities for evaluation?

Yes, the listed MOQ is 10 pieces, allowing B2B customers to evaluate the standard model before moving to larger procurement volumes.

What documents are available for technical evaluation?

HOUKEM provides datasheets and product photos for this model. Customers can request the required technical information before purchasing.

Request a Technical Quote

Need a Blue 2 Digit 7 Segment Display for an appliance, PCB, or control-panel project? Contact HOUKEM with your required quantity, circuit requirements, application, and target specifications. The team can help confirm product suitability and discuss OEM, ODM, or custom display requirements.

Request a datasheet, sample, technical consultation, or B2B quotation through the HOUKEM contact team.