We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Honeywell Miniature Snap Action Switch: Lever Actuator, 1NO/1NC - Hinge Lever Snap-Action Switches
HoneywellHinge Lever Snap-Action Switches

Honeywell Miniature Snap Action Switch: Lever Actuator, 1NO/1NC

The HONEYWELL 311SM3-T is a miniature snap action switch from the SM Series, featuring a hinge lever actuator with 1NO/1NC contact configuration and solder turret electrical connection. It is rated for 5 A at 250 V…

SKU 3G-OTH-38999

Brand
Honeywell
Item
Miniature Snap Action Switch: Lever Actuator, 1NO/1NC
Category
Hinge Lever Snap-Action Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Honeywell
Manufacturer Part Number
311SM3-T
Series
SM
AC Contact Rating
5 A @ 250 V
Electrical Connection
Solder Turret
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HONEYWELL 311SM3-T is a miniature snap action switch from the SM Series, featuring a hinge lever actuator with 1NO/1NC contact configuration and solder turret electrical connection. It is rated for 5 A at 250 V AC. This switch is designed for industrial applications requiring precise, reliable switching in confined spaces.

Frequently Asked Questions

What is the HONEYWELL 311SM3-T miniature snap action switch used for?

The HONEYWELL 311SM3-T is used in industrial equipment requiring precise, reliable switching in confined spaces. Common applications include position sensing, limit switching, and interlock circuits in machinery, conveyors, and automation systems. Its hinge lever actuator and 1NO/1NC contacts make it suitable for detecting mechanical motion or position changes.

What are the specifications of the HONEYWELL 311SM3-T switch?

The HONEYWELL 311SM3-T is a miniature snap action switch from the SM Series. It features a hinge lever actuator with 1NO/1NC contact configuration and solder turret electrical connection. The AC contact rating is 5 A at 250 V. The manufacturer part number is 311SM3-T, and it is designed for industrial applications requiring compact, reliable switching.

Where to buy the HONEYWELL 311SM3-T switch worldwide?

You can source the HONEYWELL 311SM3-T switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. 3G Electric supplies genuine Honeywell components for industrial applications.

How to install the HONEYWELL 311SM3-T snap action switch?

Install the HONEYWELL 311SM3-T by mounting it securely in a clean, dry location. Connect wires to the solder turret terminals using appropriate soldering techniques. Ensure the hinge lever actuator aligns with the mechanical component it will sense. Follow standard industrial wiring practices and verify the switch operates correctly before finalizing installation.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell hinge lever snap-action switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN 311SM3-H58). Key specifications — AC Contact Rating: 5 A @ 240 V; Electrical Connection: Quick Connect; Series: SM; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN 311SM3-H58). Key specifications — AC Contact Rating: 5 A @ 240 V; Electrical Connection: Quick Connect; Series: SM; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Solder Turret (MPN 311SM4-T). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Solder Turret (MPN 311SM4-T). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Solder Turret (MPN 111SM2-T). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Solder Turret (MPN 111SM2-T). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Solder Turret (MPN 11SM1-T). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Solder Turret (MPN 11SM1-T). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Solder Turret; Series: SM; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2B17D8-162). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2B17D8-162). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-7B17D8-048). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-7B17D8-048). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.

More from Honeywell

View all Honeywell parts
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Quick Connect (MPN V7-3E17E9). Key specifications — AC Contact Rating: 10 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Quick Connect (MPN V7-3E17E9). Key specifications — AC Contact Rating: 10 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-3S17D8-048). Key specifications — AC Contact Rating: 0.1 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-3S17D8-048). Key specifications — AC Contact Rating: 0.1 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-6B19D8-057). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-6B19D8-057). Key specifications — AC Contact Rating: 11 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-6C17D8-263). Key specifications — AC Contact Rating: 15 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-6C17D8-263). Key specifications — AC Contact Rating: 15 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1V19E9-048). Key specifications — AC Contact Rating: 21 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1V19E9-048). Key specifications — AC Contact Rating: 21 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Quick Connect (MPN V7-6C17D8). Key specifications — AC Contact Rating: 15 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Plunger Actuator, 1NO/1NC, Quick Connect (MPN V7-6C17D8). Key specifications — AC Contact Rating: 15 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Snap Action Switch: Lever Actuator, 1NO/1NC, Screw (MPN BA-2RV-A4). Key specifications — AC Contact Rating: 20 A @ 480 V; Electrical Connection: Screw; Series: BA; Brand: HONEYWELL.
Honeywell
HONEYWELL Snap Action Switch: Lever Actuator, 1NO/1NC, Screw (MPN BA-2RV-A4). Key specifications — AC Contact Rating: 20 A @ 480 V; Electrical Connection: Screw; Series: BA; Brand: HONEYWELL.
HONEYWELL Snap Action Switch: Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW863-A2). Key specifications — AC Contact Rating: 15 A @ 125 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.
Honeywell
HONEYWELL Snap Action Switch: Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW863-A2). Key specifications — AC Contact Rating: 15 A @ 125 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.