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JST BU03PTHR1KLFSN Wire-to-wire connector

This 3-position THR connector features a 2.5mm pitch and a 1-1 type configuration, designed for reliable wire-to-wire connections with an arm lock mechanism that ensures secure mating. It supports both crimp style and insulation displacement receptacles, accommodating wires from AWG #26 to #22 and panel thicknesses from 0.5 to 2.0 mm. Made with phosphor bronze contacts and a UL94V-0 rated PA 66 housing, it complies with RoHS standards, providing maximum voltage of 250V AC/DC and current ratings up to 3A for crimp style and 2A for insulation displacement types.

Authorized Distributors
Part No:BU03P-THR-1-K(LF)(SN)
Stock:0
Inv Date:05-29-2026
Price: Unit price: $1.0535
Buy/RFQ:

JST BU03PTHR1KLFSN Wire-to-wire connector Specifications:

  • Current rating: Crimp style HR connectors 3A AC/DC max, Insulation displacement HR connectors 2A AC/DC max
  • Voltage rating: 250V AC/DC
  • Temperature range: -25°C to +85°C
  • Contact resistance: Initial/15m @ max, Environmental/25m Q max
  • Insulation resistance: 500MΩ min
  • Withstanding voltage: 1,000V AC/minute
  • Applicable wire: AWG #26 to #22 (crimp style), AWG #28 to #24 (insulation displacement)
  • Applicable panel thickness: 0.5 to 2.0mm
  • Housing Material: PA 66, UL94V-0, tin-plated contacts
  • Contact Material: Phosphor bronze
  • Physical Dimensions: Housing length approximately 5.0 mm, width varies with model, housing height around 11.6 mm to 34.1 mm
  • RoHS compliant, suitable for panel mounting and various electrical applications
  • Locking mechanism: Arm lock for secure connection with easy release

Buy the JST Series THR Wire-to-Wire Connector: BU03PTHR1KLFSN

Order the JST Series BU03PTHR1KLFSN wire-to-wire connector online today and benefit from reliable, RoHS-compliant connections. Featuring a 2.5mm pitch and 3-position capacity, it supports crimp and insulation displacement technologies for versatile wiring needs. The arm lock mechanism ensures secure mating, while its compact design facilitates easy panel mounting on various thicknesses from 0.5 to 2.0mm. Crafted with high-quality materials like UL94V-0 rated PA 66 housing and phosphor bronze contacts, this connector guarantees durability, optimal electrical performance, and compliance with safety standards for industrial and electronic applications.

Buy JST Series BU03PTHR1KLFSN wire-to-wire connector now and experience unmatched reliability and performance with secure locking and versatile mounting options.

Frequently Asked Questions

Where can I buy JST BU03PTHR1KLFSN?

You can click on the BUY or RFQ button to purchase BU03PTHR1KLFSN from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part BU03PTHR1KLFSN?

You can download the BU03PTHR1KLFSN datasheet or visit the JST website for support.

Who is the manufacturer of BU03PTHR1KLFSN?

JST

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