Basic Switches
SM Series
Up to 5 A ac & dc (UL, CSA, CE, ENEC). Variety of actuators, terminations & contacts. 9,5 mm centers side mount. MIL-PRF-8805 listings.
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Overview
The MICRO SWITCH SM Series’ small size and light weight are combined with ample electrical capacity, precision operation, and extended life. Featuring high precision and repeatability, the SM Series offers gold contacts for low-energy switching and gold bifurcated contacts for maximum reliability. Bifurcated contacts provide parallel redundancy within the SM switch. The SM switch is available for power-duty switching up to 11 A (Vac) or 1/4 HP (Vac).
Specifications
Features
- Sealed
- Other SM Series not Weather Sealed
- Sealed Plunger on 411SM Series
- Tightening Torque
- 0.06 N
- Release Force
- 1 oz
- Series Name
- SM
- Features
- Choice of Silver or Gold-Plated or Gold Bifurcated Contacts to Handle a Variety of Electrical Load Requirements
- Electrical Termination and Operating Characteristics Along with High-Temperature Construction Options
- FAA-PMA Approvals for Commercial Aircraft
- Industry-Leading Mechanical Life of Up to 10,000,000 Operations
- MIL-PRF-8805 Qualified Listings in a Lightweight and Small Package
- Selection of Actuation
- Wide Temperature Range of -54°C to 204°C [-65°F to 400°F]
Technical Specifications
- Actuator Type - Snap Action Switch
- Snap-Action
- Differential Travel (DT)
- 0.1016 mm
- Free Position (FP)
- 8.38 mm
- Overtravel (OT)
- 0.13 mm
- MIL Spec Number
- MIL-PRF-8805
- Pretravel (PT)
- 0.76 mm
- Ampere Rating
- 11 A
- Termination
- PCB
- Quick Connect
- Solder
- Switch Type
- Subminiature Basic
- Circuitry
- SPDT
- Actuator
- Paddle Lever
- Pin Plunger
- Roller Lever
- Simulated Roller Lever
- Straight Lever
Standards & Certifications
- Agency Approvals and Standards
- CE
- CSA
- ENEC
- FAA-PMA
- MIL-PRF-8805
- UL
- Approvals
- CE
- ENEC
- UL/CSA
- cUL
Material Specifications
- Expected Mechanical Life
- Upto 1,000,000 Operations for Gold Bifurcated Contact
- Upto 10,000,000 Operations for 11SM Listings
- Upto 80,000 Operations for 1SM/41SM Listings
- Housing Material
- Phenolic
- Contact Material
- Bifurcated Gold
- Gold Plated
- Silver
Operating Characteristics
- Operating Position (OP)
- 8.38 mm
- Operating Force (OF)
- 0.04 to 2 oz
- High Temperature
- 121°C
Dimensions & Weight
- Mounting Screw Size
- 2.21 mm
- Dimensions
- W: 6.35 mm H: 12.7 mm L: 20.3 mm
Electrical Specifications
- Electrical Rating
- 11 A and 1/4 hp
- 125 or 250 VAC
Applications & Compatibility
- Recommended For
- Power-Duty Switching
- Application
- Assemblies for Industrial Pressure Switches and Temperature Switches
- Landing Gear Monitor
- Power Generation Fuel Level (Gas and Oil)
- Precision Switch Assemblies for Commercial Aircraft to Monitor Doors for “Closed” and “Locked” Position
- Precision Switch Assemblies for Commercial Cockpit Applications for Push Buttons
- Precision Switch Assemblies in Military Applications
- Toggle or Joystick Assemblies
Overview
- Product Type
- Subminiature Basic Switches
Features
- Sealed
- Other SM Series not Weather Sealed
- Sealed Plunger on 411SM Series
- Tightening Torque
- 0.06 N
- Release Force
- 1 oz
- Series Name
- SM
- Features
- Choice of Silver or Gold-Plated or Gold Bifurcated Contacts to Handle a Variety of Electrical Load Requirements
- Electrical Termination and Operating Characteristics Along with High-Temperature Construction Options
- FAA-PMA Approvals for Commercial Aircraft
- Industry-Leading Mechanical Life of Up to 10,000,000 Operations
- MIL-PRF-8805 Qualified Listings in a Lightweight and Small Package
- Selection of Actuation
- Wide Temperature Range of -54°C to 204°C [-65°F to 400°F]
Technical Specifications
- Actuator Type - Snap Action Switch
- Snap-Action
- Differential Travel (DT)
- 0.1016 mm
- Free Position (FP)
- 8.38 mm
- Overtravel (OT)
- 0.13 mm
- MIL Spec Number
- MIL-PRF-8805
- Pretravel (PT)
- 0.76 mm
- Ampere Rating
- 11 A
- Termination
- PCB
- Quick Connect
- Solder
- Switch Type
- Subminiature Basic
- Circuitry
- SPDT
- Actuator
- Paddle Lever
- Pin Plunger
- Roller Lever
- Simulated Roller Lever
- Straight Lever
Standards & Certifications
- Agency Approvals and Standards
- CE
- CSA
- ENEC
- FAA-PMA
- MIL-PRF-8805
- UL
- Approvals
- CE
- ENEC
- UL/CSA
- cUL
Material Specifications
- Expected Mechanical Life
- Upto 1,000,000 Operations for Gold Bifurcated Contact
- Upto 10,000,000 Operations for 11SM Listings
- Upto 80,000 Operations for 1SM/41SM Listings
- Housing Material
- Phenolic
- Contact Material
- Bifurcated Gold
- Gold Plated
- Silver
Operating Characteristics
- Operating Position (OP)
- 8.38 mm
- Operating Force (OF)
- 0.04 to 2 oz
- High Temperature
- 121°C
Dimensions & Weight
- Mounting Screw Size
- 2.21 mm
- Dimensions
- W: 6.35 mm H: 12.7 mm L: 20.3 mm
Electrical Specifications
- Electrical Rating
- 11 A and 1/4 hp
- 125 or 250 VAC
Applications & Compatibility
- Recommended For
- Power-Duty Switching
- Application
- Assemblies for Industrial Pressure Switches and Temperature Switches
- Landing Gear Monitor
- Power Generation Fuel Level (Gas and Oil)
- Precision Switch Assemblies for Commercial Aircraft to Monitor Doors for “Closed” and “Locked” Position
- Precision Switch Assemblies for Commercial Cockpit Applications for Push Buttons
- Precision Switch Assemblies in Military Applications
- Toggle or Joystick Assemblies
Overview
- Product Type
- Subminiature Basic Switches
- Sealed : Other SM Series not Weather Sealed|Sealed Plunger on 411SM Series
- Actuator Type - Snap Action Switch : Snap-Action
- Agency Approvals and Standards : CE|CSA|ENEC|FAA-PMA|MIL-PRF-8805|UL
- Expected Mechanical Life : Upto 1,000,000 Operations for Gold Bifurcated Contact|Upto 10,000,000 Operations for 11SM Listings|Upto 80,000 Operations for 1SM/41SM Listings
- Differential Travel (DT) : 0.1016 mm
- Operating Position (OP) : 8.38 mm
- Operating Force (OF) : 0.04 to 2 oz
- Mounting Screw Size : 2.21 mm
- Free Position (FP) : 8.38 mm
- Tightening Torque : 0.06 N
- Electrical Rating : 11 A and 1/4 hp|125 or 250 VAC
- Housing Material : Phenolic
- High Temperature : 121°C
- Contact Material : Bifurcated Gold|Gold Plated|Silver
- Recommended For : Power-Duty Switching
- Overtravel (OT) : 0.13 mm
- MIL Spec Number : MIL-PRF-8805
- Pretravel (PT) : 0.76 mm
- Release Force : 1 oz
- Ampere Rating : 11 A
- Product Type : Subminiature Basic Switches
- Termination : PCB|Quick Connect|Solder
- Switch Type : Subminiature Basic
- Series Name : SM
- Application : Assemblies for Industrial Pressure Switches and Temperature Switches|Landing Gear Monitor|Power Generation Fuel Level (Gas and Oil)|Precision Switch Assemblies for Commercial Aircraft to Monitor Doors for “Closed” and “Locked” Position|Precision Switch Assemblies for Commercial Cockpit Applications for Push Buttons|Precision Switch Assemblies in Military Applications|Toggle or Joystick Assemblies
- Dimensions : W: 6.35 mm H: 12.7 mm L: 20.3 mm
- Circuitry : SPDT
- Approvals : CE|ENEC|UL/CSA|cUL
- Features : Choice of Silver or Gold-Plated or Gold Bifurcated Contacts to Handle a Variety of Electrical Load Requirements|Electrical Termination and Operating Characteristics Along with High-Temperature Construction Options|FAA-PMA Approvals for Commercial Aircraft|Industry-Leading Mechanical Life of Up to 10,000,000 Operations|MIL-PRF-8805 Qualified Listings in a Lightweight and Small Package|Selection of Actuation|Wide Temperature Range of -54°C to 204°C [-65°F to 400°F]
- Actuator : Paddle Lever|Pin Plunger|Roller Lever|Simulated Roller Lever|Straight Lever
Data Sheet
Name
Description
File Size
Date
Size
MICRO SWITCH SM Series Premium Subminiature Basic Switch
application/pdf 979.32 KB
7/16/2021
979.32 KB
Manuals and Guides
Name
Description
File Size
Date
Size
Basic, Toggle, and Rocker Switches Range Guide -
application/pdf 6.48 MB
6/9/2025
6.48 MB
Brochure
Name
Description
File Size
Date
Size
Where Legacy Meets Innovation
application/pdf 5.17 MB
5/4/2022
5.17 MB
MICRO SWITCH Basic Switch Subminiature Comparison
application/pdf 598.06 KB
11/14/2023
598.06 KB
Industrial Applications: Going Beyond Limits
application/pdf 16.68 MB
2/11/2025
16.68 MB
Micro Switch - Basic Switch Mil-Approvals Comparison
application/pdf 557.17 KB
11/15/2023
557.17 KB
Technical Note
Name
Description
File Size
Date
Size
Application Note
Name
Description
File Size
Date
Size
Switches and Sensors Solutions for Industrial Applications -
application/pdf 2.48 MB
5/24/2023
2.48 MB
eBook
Name
Description
File Size
Date
Size
Redefining Road Rail & Rugged Applications
application/pdf 28.35 MB
12/20/2022
28.35 MB
Product Photo
Name
Description
File Size
Date
Size
Name
Description
File Size
Date
Size
Where Legacy Meets Innovation
application/pdf 5.17 MB
5/4/2022
5.17 MB
MICRO SWITCH SM Series Premium Subminiature Basic Switch
application/pdf 979.32 KB
7/16/2021
979.32 KB
MICRO SWITCH Basic Switch Subminiature Comparison
application/pdf 598.06 KB
11/14/2023
598.06 KB
Switches and Sensors Solutions for Industrial Applications -
application/pdf 2.48 MB
5/24/2023
2.48 MB
Basic, Toggle, and Rocker Switches Range Guide -
application/pdf 6.48 MB
6/9/2025
6.48 MB
Industrial Applications: Going Beyond Limits
application/pdf 16.68 MB
2/11/2025
16.68 MB
Redefining Road Rail & Rugged Applications
application/pdf 28.35 MB
12/20/2022
28.35 MB
Micro Switch - Basic Switch Mil-Approvals Comparison
application/pdf 557.17 KB
11/15/2023
557.17 KB
Name
Date
Size
5/4/2022
6/14/2023
4/11/2024
12/20/2022
7/16/2021
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100002408
SCREW,4,PHIL,PAN,CS,ZINC,516L
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
100002408
SCREW,4,PHIL,PAN,CS,ZINC,516L
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1-H58
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1-H58
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1-T
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM1-T
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM115-H58
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM115-H58
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM117-H2
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, PCB Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM117-H2
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Straight Lever Actuator, PCB Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM2
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 125 Vac, 1 A, Roller Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM2
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 125 Vac, 1 A, Roller Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM2-T
SUBMINIATURE BASIC SWITCH
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM2-T
SUBMINIATURE BASIC SWITCH
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM23-T
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 1 A, Roller Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM23-T
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 1 A, Roller Lever Actuator, Solder Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM602-H4
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Roller Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
111SM602-H4
MICRO SWITCH SM Series Subminiature Basic Switch, Single Pole Double Throw (SPDT), 250 Vac, 5 A, Roller Lever Actuator, Quick Connect Termination
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-11sm244-t-highres-ciid-161198
