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

Honeywell Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC - Roller-Lever Snap-Action Switches
HoneywellRoller-Lever Snap-Action Switches

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

The HONEYWELL Miniature Snap Action Switch with Roller Lever Actuator (MPN 311SM4-T) is a roller-lever snap-action switch from the SM Series. It features a 1NO/1NC contact configuration, an AC contact rating of 5 A @…

SKU 3G-OTH-38664

Brand
Honeywell
Item
Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC
Category
Roller-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
311SM4-T
Series
SM
Type
1NO/1NC, Solder Turret
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 Miniature Snap Action Switch with Roller Lever Actuator (MPN 311SM4-T) is a roller-lever snap-action switch from the SM Series. It features a 1NO/1NC contact configuration, an AC contact rating of 5 A @ 250 V, and a solder turret electrical connection.

Frequently Asked Questions

What is the HONEYWELL 311SM4-T miniature snap action switch used for?

The HONEYWELL 311SM4-T is a roller-lever snap-action switch used in industrial automation, HVAC equipment, and vending machines for position sensing and limit control. Its roller lever actuator provides reliable actuation in applications requiring precise switching at low operating forces.

What are the specifications of the HONEYWELL 311SM4-T switch?

The HONEYWELL 311SM4-T is a miniature snap action switch from the SM Series with a roller lever actuator. It has a 1NO/1NC contact configuration, an AC contact rating of 5 A @ 250 V, and a solder turret electrical connection. The manufacturer part number is 311SM4-T.

Where to buy the HONEYWELL 311SM4-T switch worldwide?

You can source the HONEYWELL 311SM4-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 on this Honeywell miniature snap action switch.

How to install the HONEYWELL 311SM4-T roller lever switch?

Mount the switch securely using the provided holes, ensuring the roller lever aligns with the actuating cam or mechanism. Connect wires to the solder turret terminals per your circuit diagram. Verify the 1NO/1NC contacts are correctly wired. Test actuation to confirm proper operation 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 roller-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: 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: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN 111SM602-H4). Key specifications — AC Contact Rating: 5 A @ 240 V; Electrical Connection: Quick Connect; Series: SM; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN 111SM602-H4). Key specifications — AC Contact Rating: 5 A @ 240 V; Electrical Connection: Quick Connect; Series: SM; Brand: 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
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, 3/16 in Quick Connect (MPN V15W-DZ200A04-W2). Key specifications — AC Contact Rating: 6 A @ 125/250 V; Electrical Connection: 3/16 in Quick Connect; Series: V15W; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, 3/16 in Quick Connect (MPN V15W-DZ200A04-W2). Key specifications — AC Contact Rating: 6 A @ 125/250 V; Electrical Connection: 3/16 in Quick Connect; Series: V15W; 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: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2S17D8-201). Key specifications — AC Contact Rating: 0.1 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2S17D8-201). Key specifications — AC Contact Rating: 0.1 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.

More from Honeywell

View all Honeywell parts
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW82212-A2). Key specifications — AC Contact Rating: 10 A @ 125 to 480 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.
Honeywell
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW82212-A2). Key specifications — AC Contact Rating: 10 A @ 125 to 480 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1B17D8-263). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1B17D8-263). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1B17D8-022). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1B17D8-022). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1C17D8-201). Key specifications — AC Contact Rating: 15 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-1C17D8-201). Key specifications — AC Contact Rating: 15 A @ 125 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2A17D8-207). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2A17D8-207). Key specifications — AC Contact Rating: 5 A @ 250 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2B17D8-207). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
Honeywell
HONEYWELL Miniature Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Quick Connect (MPN V7-2B17D8-207). Key specifications — AC Contact Rating: 11 A @ 277 V; Electrical Connection: Quick Connect; Series: V7; Brand: HONEYWELL.
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW826-A2). Key specifications — AC Contact Rating: 15 A @ 480 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.
Honeywell
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BZ-2RW826-A2). Key specifications — AC Contact Rating: 15 A @ 480 V; Electrical Connection: Screw; Series: BZ; Brand: HONEYWELL.
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BA-2RV22-A2). Key specifications — AC Contact Rating: 20 A @ 250 V; Electrical Connection: Screw; Series: BA; Brand: HONEYWELL.
Honeywell
HONEYWELL Snap Action Switch: Roller Lever Actuator, 1NO/1NC, Screw (MPN BA-2RV22-A2). Key specifications — AC Contact Rating: 20 A @ 250 V; Electrical Connection: Screw; Series: BA; Brand: HONEYWELL.