KR1258 Series DF14 Wire to Board Connector with Lock

SMT Wafer, DF14 1.25 mm Pitch Super Low profile Crimping Connector. Correspond to Automatic Mounting. Four Wall Type Without Friction to Board by Socket.

Pitch 1.25mm
Circuits: 2-30pin
Current: 1A
Voltage: 150V


KR1258 Series DF14 Wire to Board Connector with Lock

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General Specifaction

Material: PA66/PA6T/UL94/Brass/Phosphor Bronze
Insulation O.D 0.90mm(Max)
Withstanding Voltage: 500V AC/ minute
Temperature Range: -40℃~+105℃
Contact Resistance: 30mΩ Max
Insulation Resistance: 500MΩ Min
Product Plating Tin over Nickel


The KR1258 series connector is a low-profile connector with a 1.25 mm pitch designed for tight-package applications. It has 2 to 30 PIN positions, a rated voltage of 150V, a rated current of 1A, and passes a 500V withstand test. In addition, the DF14 connector has excellent insulation resistance (500mΩ) and contact resistance (30mΩ) for stable operation over a temperature range of -40⁰C to +105⁰C. Features include low height (only 2.5mm on board), suitability for automated assembly, and a four-sided enclosure design that ensures no friction between the receptacle and mounting plate.The KR1258 series connectors have a wide range of applications in the fields of medical, multimedia, and portable equipment, and are especially excellent in applications that require stable signal transmission and protection against vibration shock.


  • Low Profile Design

The KR1258 series connectors feature a low-profile design with an on-board height of only 2.5mm, making them ideal for use in applications that require a compact package, such as portable devices and medical equipment.

  • High Reliability

The connectors have excellent electrical properties, including high insulation resistance and low contact resistance, ensuring stable and reliable signal transmission. At the same time, its four-sided enclosure design prevents friction between the socket and the mounting plate, further enhancing the stability of the connection.

  • Wide range of applicability

KR1258 series connectors offer a choice of 2 to 30 PIN positions to meet the needs of different applications. Meanwhile, its wide operating temperature range (-40⁰C to +105⁰C) adapts to a variety of environmental conditions.

  • Automated Assembly Friendly

The connector is designed with automated assembly in mind, allowing for fast and accurate assembly on production lines and increased productivity.

  • Vibration Shock Resistant

The KR1258 series connectors are designed and manufactured to be vibration and shock resistant, ensuring a stable connection in harsh environments.

In summary, the KR1258 series connectors offer significant advantages in terms of miniaturisation, high reliability, broad applicability, automation-friendly assembly and shock resistance, making them ideal for many applications.