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KEYSTONE 4109 Audio Jack Surface Mount

The Keystone 4109 is a surface mount audio jack designed for a wide range of audio applications, including computer speakers, headphones, sound cards, and cell phones. Its low-profile design makes it ideal for space-constrained environments. The jack is constructed with polyamide housing, brass terminals with gold flash, and phosphor bronze spring contacts, ensuring reliable performance and excellent signal transmission. Available in mono and stereo versions, the 4109 is supplied on tape and reel, making it suitable for automated assembly processes. It is a versatile solution for connecting audio devices.

Authorized Distributors
Source:Newark
Part No:4109
Stock:88
Inv Date:06-07-2026
Price: Unit price: $15.55
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Source:DigiKey
Part No:4109
Stock:165
Inv Date:06-07-2026
Price: Unit price: $4.95
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Source:DigiKey
Part No:4109
Stock:492
Inv Date:06-07-2026
Price: Unit price: $15.89
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Source:DigiKey
Part No:4109
Stock:43
Inv Date:06-07-2026
Price: Unit price: $11.12
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Part No:4109
Stock:495
Inv Date:06-08-2026
Price: Unit price: $15.1
Buy/RFQ:
Part No:4109
Stock:41
Inv Date:06-08-2026
Price: Unit price: $4.95
Buy/RFQ:
Part No:4109
Stock:0
Inv Date:06-08-2026
Price: N/A
Buy/RFQ:
Part No:4109
Stock:0
Inv Date:06-07-2026
Price: Unit price: $4.95
Buy/RFQ:
Part No:4109
Stock:0
Inv Date:06-07-2026
Price: Unit price: $15.89
Buy/RFQ:

KEYSTONE 4109 Audio Jack Surface Mount Specifications:

  • Housing: Polyamide, UL Rated 94V-0
  • Ground Terminal: .012 (.30) Brass, Gold Flash
  • Spring Contacts: .008 (.20) Phosphor Bronze, Gold Flash
  • Shunt Terminals: .012 (.30) Brass, Gold flash
  • Mates with: 2.5mm and 3.5mm plugs
  • Current Rating: 15 Amps
  • Stud Material: Brass per QQ-B-626
  • Plating: Silver Plate (Standard), Nickel Plate (Uninsulated)
  • Insulation: Nylon
  • Stud to Panel Capacitance: 3.3 pF Nominal
  • Tape Width: 24mm
  • Pitch: 16mm

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Frequently Asked Questions

Where can I buy KEYSTONE 4109?

You can click on the BUY or RFQ button to purchase 4109 from an authorized KEYSTONE distributor.

How do I troubleshoot issues or seek technical support for part 4109?

You can download the 4109 datasheet or visit the KEYSTONE website for support.

Who is the manufacturer of 4109?

KEYSTONE

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