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JST B04BPSIYB1LFSN Connector Header

This 4-position connector header from the PSI Series features a 4.00mm pitch, suitable for wire sizes AWG 26 to 16, with tin-plated copper contacts for reliable electrical connections. It incorporates keying options, specifically B keying, and is available in a yellow housing for clear identification, making it ideal for wire-to-board and wire-to-wire applications with secure locking mechanisms and mis-mating prevention features. Designed for easy installation, it ensures stable performance in various industrial and electronic wiring projects within temperature ranges from -25°C to +85°C.

Authorized Distributors
Part No:B04B-PSIY-B1(LF)(SN)
Stock:318
Inv Date:05-30-2026
Price: Unit price: $0.56
Buy/RFQ:
Part No:B04B-PSIY-B1(LF)(SN)
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.4268
Buy/RFQ:

JST B04BPSIYB1LFSN Connector Header Specifications:

  • Pitch: 4.00mm
  • Number of Circuits: 4
  • Wire Range: AWG 26 to 16
  • Contact Material: Copper alloy, tin-plated
  • Housing Material: Glass-filled PBT, UL94V-0
  • Color: Yellow
  • Temperature Range: -25°C to +85°C
  • Contact Resistance: Initial / 10 mΩ max, after environmental tests / 20 mΩ max
  • Insulation Resistance: 1,000 MΩ min.
  • Withstanding Voltage: 1,500 VAC for 1 minute
  • Voltage Rating: 300 V AC/DC
  • Current Rating: 12 A AC/DC per circuit

Buy the JST PSI Series 4B04BPSIYB1LFSN – Reliable 4-Position Connector Header for Industrial Applications

Enhance your electronic assemblies with this JST PSI Series connector header, featuring a 4.00mm pitch, yellow housing, and compatibility with 26-16 AWG wires. Designed for easy wiring and secure connections, it includes B keying to prevent mis-mating, while its tin-plated contacts ensure durability and reliable electrical performance. Suitable for industrial, automation, and electronic wiring projects, this connector can operate within temperatures from -25°C to +85°C and meets stringent safety standards, making it essential for reliable circuit connections.

Order your JST PSI Series 4B04BPSIYB1LFSN connector header today and enhance your wiring projects with dependable performance and secure connectivity.

Frequently Asked Questions

Where can I buy JST B04BPSIYB1LFSN?

You can click on the BUY or RFQ button to purchase B04BPSIYB1LFSN from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part B04BPSIYB1LFSN?

You can download the B04BPSIYB1LFSN datasheet or visit the JST website for support.

Who is the manufacturer of B04BPSIYB1LFSN?

JST

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