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JST B40BPADSS1FLFSN Header connector

This is a JST header connector featuring 40 positions arranged in a dual-row configuration with a 2 mm pitch. It is designed for top entry installation and includes a boss for secure mounting. Constructed from high-quality copper alloy with tin-plated contacts, it ensures reliable electrical performance with a current rating of 3A AC/DC and voltage rating of 250V. The connector withstands temperatures from -25°C to +85°C and is RoHS compliant, making it suitable for various electronic applications requiring secure, high-density connections.

Authorized Distributors
Part No:B40B-PADSS-1F(LF)(SN)
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1.93
Buy/RFQ:
Part No:B40B-PADSS-1F-LFSN
Stock:0
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:
Part No:B40B-PADSS-1F(LF)(SN)
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.12
Buy/RFQ:
Part No:B40B-PADSS-1F(LF)(SN)
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.28022
Buy/RFQ:

JST B40BPADSS1FLFSN Header connector Specifications:

  • Number of positions: 40
  • Configuration: dual-row
  • Pitch: 2 mm
  • Material: Copper alloy, tin-plated (reflow treatment)
  • Contact Resistance: Initial value / 10mΩ max
  • Insulation Resistance: 1,000 MΩ min
  • Withstanding Voltage: 800V AC/minute
  • Current Rating: 3A AC/DC (AWG #22)
  • Voltage Rating: 250V AC/DC
  • Temperature Range: -25°C to +85°C
  • Applicable wire: AWG #28 to #22
  • Board Thickness: 1.6 mm
  • RoHS compliant
  • Design: Top entry with secure boss for mounting

Buy the Buy JST Header Connector Part Number B40BPADSS1FLFSN Online

Select and purchase the JST high-density header connector B40BPADSS1FLFSN online today. This 40-position connector is designed for secure top entry mounting with a 2 mm pitch, ideal for densely packed electronic assemblies. Featuring durable tin-plated copper contacts, it supports a current of 3A and a voltage of 250V, suitable for many industrial and consumer electronics. RoHS compliant, it ensures safe and environmentally friendly connectivity with excellent insulation and resistance properties, enhancing your project's reliability and performance.

Order your JST Series B40BPADSS1FLFSN header connector today and enjoy reliable, high-density connections for your electronic projects.

Frequently Asked Questions

Where can I buy JST B40BPADSS1FLFSN?

You can click on the BUY or RFQ button to purchase B40BPADSS1FLFSN from an authorized JST distributor.

How do I troubleshoot issues or seek technical support for part B40BPADSS1FLFSN?

You can download the B40BPADSS1FLFSN datasheet or visit the JST website for support.

Who is the manufacturer of B40BPADSS1FLFSN?

JST

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