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Honeywell 11SX21T SPDT Microswitch

The 11SX21-T is a MICRO SWITCH™ SX series single-pole double-throw switch featuring a pin plunger actuator and solder terminals. This compact and reliable snap-action switch offers an elongated mounting hole for ease of installation and precise operation. Designed for applications requiring space and weight savings, it provides a long mechanical life, high accuracy, and versatility across industries such as aerospace, defense, medical devices, HVAC, and industrial automation. The switch ensures dependable performance under diverse conditions, making it suitable for a broad spectrum of on/off control needs.

Authorized Distributors
Source:Newark
Part No:11SX21-T
Stock:140
Inv Date:06-01-2026
Price: Unit price: $20.18
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Source:DigiKey
Part No:11SX21-T
Stock:88
Inv Date:06-01-2026
Price: Unit price: $27.02
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Source:DigiKey
Part No:11SX21-T
Stock:9
Inv Date:06-01-2026
Price: Unit price: $18.55
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Part No:11SX21-T
Stock:771
Inv Date:06-02-2026
Price: Unit price: $37.81
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Part No:11SX21-T
Stock:0
Inv Date:06-01-2026
Price: Unit price: $25.13
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Part No:11SX21-T
Stock:151
Inv Date:06-01-2026
Price: Unit price: $20.26
Buy/RFQ:

Honeywell 11SX21T SPDT Microswitch Specifications:

  • Type: SPDT (Single Pole Double Throw)
  • Actuator: Pin plunger
  • Terminals: Solder
  • Mounting Hole: Elongated for easier installation
  • Operating Force: 0.71 oz to 6 oz
  • Differential Travel: as low as 0.025 mm
  • Electrical Rating: 1A to 7A
  • Operating Temperature: -54 °C to 121 °C, select listings up to 204 °C
  • Housing Material: Phenolic or thermoplastic polyester
  • Size: 10.2 mm H x 5.08 mm W x 12.7 mm L (0.4 in H x 0.2 in W x 0.5 in L)
  • Agency Approvals: UL, CE, CSA, ENEC, MIL-PRF-8805, FAA-PMA
  • Contacts: Silver, gold-plated, bifurcated gold
  • Sealing: Not weather sealed
  • Mechanical Life: Up to 10,000,000 operations

Buy the Honeywell 11SX21T – Reliable SPDT Switch for Industrial Applications

Purchase the Honeywell Series11SX21T online today and ensure your equipment operates reliably with this durable, versatile, and high-performance switch. Designed for industrial, aerospace, and medical applications, it offers precise on/off control, long lifespan, and easy installation. Its compact size and elongated mounting hole make it ideal for tight spaces, while the robust contacts guarantee dependable electrical switching. Get this trusted switch now to enhance your system’s reliability and performance, backed by Honeywell’s quality assurance and technical support.

Order your Honeywell Series11SX21T today and give your projects the dependable quality they deserve, especially in space-constrained industrial and aerospace systems.

Frequently Asked Questions

Where can I buy Honeywell 11SX21T?

You can click on the BUY or RFQ button to purchase 11SX21T from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 11SX21T?

You can download the 11SX21T datasheet or visit the Honeywell website for support.

Who is the manufacturer of 11SX21T?

Honeywell

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