Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

HEAT WAGON SFP 3337R OFF Switch - Replacement HVACR Controls, Switches & Thermostats
HEAT WAGONReplacement HVACR Controls, Switches & Thermostats

HEAT WAGON SFP 3337R OFF Switch

HEAT WAGON Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: OFF Switch.

SKU 3G-OTH-106056

Also listed as: SFP3337R · SFP-3337R

Brand
HEAT WAGON
Item
SFP 3337R OFF Switch
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HEAT WAGON
Manufacturer Part Number
SFP 3337R
Product Type
OFF Switch

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

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

Product Description

HEAT WAGON Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: OFF Switch.

Frequently Asked Questions

What is the HEAT WAGON SFP 3337R OFF Switch used for?

The HEAT WAGON SFP 3337R OFF Switch is a replacement control component used in HVACR systems to manually interrupt power to the equipment. It is commonly applied in industrial heating units, portable heaters, and ventilation systems where a reliable shut-off mechanism is required for maintenance or emergency stops.

What are the specifications of the HEAT WAGON SFP 3337R OFF Switch?

The HEAT WAGON SFP 3337R is an OFF Switch with manufacturer part number SFP 3337R. It is classified as a replacement HVACR control, switch, or thermostat. The product type is specifically an OFF Switch, designed for use in HEAT WAGON equipment. No additional electrical ratings are provided in the available specifications.

Where to buy the HEAT WAGON SFP 3337R OFF Switch worldwide?

3G Electric supplies the HEAT WAGON SFP 3337R OFF Switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this replacement switch to any country.

How to install the HEAT WAGON SFP 3337R OFF Switch?

Installation of the HEAT WAGON SFP 3337R OFF Switch should follow standard HVACR safety practices: disconnect all power, verify the switch matches the original part number, and mount it securely in the designated panel location. Always consult the equipment manual for wiring diagrams and torque specifications. Use a qualified technician for installation.

Used in

Common applications for HEAT WAGON
Construction site heating — HEAT WAGON direct-fired gas torpedo heater (MPN 2730C3) for temporary warmth in open structures
Warehouse or industrial space heating — HEAT WAGON indirect-fired oil torpedo heater (MPN HVF110) for enclosed areas requiring clean air
Event tent heating — HEAT WAGON portable electric salamander heater (MPN P1800D) with ducting for controlled airflow
HVACR system maintenance — HEAT WAGON low-pressure regulator (MPN SFP 2524) for replacement in gas control systems
Agricultural building heating — HEAT WAGON direct-fired kerosene torpedo heater (MPN DF600) for large open barns or sheds

HEAT WAGON Products

3G Electric supplies HEAT WAGON replacement hvacr controls, switches & thermostats. 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Replacement ON switch for HVACR systems, used to manually activate heating equipment. Suitable for portable heaters, construction-site heaters, and industrial heating units requiring a reliable on/off control
HEAT WAGON
Replacement ON switch for HVACR systems, used to manually activate heating equipment. Suitable for portable heaters, construction-site heaters, and industrial heating units requiring a reliable on/off control
The HEAT WAGON SFP 5943 is an ignition control for gas-fired heating systems. It manages the ignition sequence to ensure safe and reliable burner operation. This replacement part is used in HVACR equipment where precise ignition timing is required
HEAT WAGON
The HEAT WAGON SFP 5943 is an ignition control for gas-fired heating systems. It manages the ignition sequence to ensure safe and reliable burner operation. This replacement part is used in HVACR equipment where precise ignition timing is required
The HEAT WAGON Hi Limit Thermoswitch is a replacement safety control for HVACR systems. It interrupts power when internal temperatures exceed a safe threshold, protecting equipment from overheating. Used in heaters, furnaces, and boilers for over-temperature shutdown
HEAT WAGON
The HEAT WAGON Hi Limit Thermoswitch is a replacement safety control for HVACR systems. It interrupts power when internal temperatures exceed a safe threshold, protecting equipment from overheating. Used in heaters, furnaces, and boilers for over-temperature shutdown
Replacement thermocouple for HVACR systems, 39-inch length. Detects temperature changes to control gas valve or burner operation for safety. Direct replacement for HEAT WAGON heating equipment
HEAT WAGON
Replacement thermocouple for HVACR systems, 39-inch length. Detects temperature changes to control gas valve or burner operation for safety. Direct replacement for HEAT WAGON heating equipment
Replacement thermocouple clip for HVACR systems. Secures and connects thermocouples in heating equipment to maintain accurate temperature sensing. Used in commercial and industrial burners or heaters
HEAT WAGON
Replacement thermocouple clip for HVACR systems. Secures and connects thermocouples in heating equipment to maintain accurate temperature sensing. Used in commercial and industrial burners or heaters
Replacement temperature sensor for HVACR controls, switches, and thermostats. Used to monitor and regulate temperature in industrial heating equipment such as portable heaters and construction heaters
HEAT WAGON
Replacement temperature sensor for HVACR controls, switches, and thermostats. Used to monitor and regulate temperature in industrial heating equipment such as portable heaters and construction heaters

More from HEAT WAGON

View all HEAT WAGON parts
Delay-On-Break Timer for HVACR systems. Keeps a component such as a fan or pump running for a preset time after the control signal stops, allowing for heat or pressure purge. Used in replacement HVACR controls, switches, and thermostats
HEAT WAGON
Delay-On-Break Timer for HVACR systems. Keeps a component such as a fan or pump running for a preset time after the control signal stops, allowing for heat or pressure purge. Used in replacement HVACR controls, switches, and thermostats
Replacement thermocouple for HVACR controls, switches, and thermostats. Monitors flame temperature in heating equipment to ensure safe burner operation by generating a millivolt signal confirming pilot or main burner ignition
HEAT WAGON
Replacement thermocouple for HVACR controls, switches, and thermostats. Monitors flame temperature in heating equipment to ensure safe burner operation by generating a millivolt signal confirming pilot or main burner ignition
The HEAT WAGON SFP 4510 is a replacement transformer for HVACR control systems. It steps down voltage for burner controls, thermostats, and safety circuits in industrial heating equipment such as boilers and HVAC units
HEAT WAGON
The HEAT WAGON SFP 4510 is a replacement transformer for HVACR control systems. It steps down voltage for burner controls, thermostats, and safety circuits in industrial heating equipment such as boilers and HVAC units
Replacement burner head for HVACR heating equipment. Mixes fuel and air for combustion in heaters, boilers, and furnaces. Ensures proper flame control and system reliability
HEAT WAGON
Replacement burner head for HVACR heating equipment. Mixes fuel and air for combustion in heaters, boilers, and furnaces. Ensures proper flame control and system reliability
Replacement boot ignition component for HVACR systems. Used to ignite fuel in heating equipment for industrial and commercial applications
HEAT WAGON
Replacement boot ignition component for HVACR systems. Used to ignite fuel in heating equipment for industrial and commercial applications
Flame sensor for gas-fired heating equipment. Detects flame presence to ensure safe burner operation. Used in industrial heaters, boilers, and furnaces as a replacement HVACR control component
HEAT WAGON
Flame sensor for gas-fired heating equipment. Detects flame presence to ensure safe burner operation. Used in industrial heaters, boilers, and furnaces as a replacement HVACR control component
Replacement piezo-electric ignition kit for HVACR equipment. Generates a spark for manual lighting of burners in heaters and furnaces. Operates without external power. Suitable for industrial and commercial heating applications
HEAT WAGON
Replacement piezo-electric ignition kit for HVACR equipment. Generates a spark for manual lighting of burners in heaters and furnaces. Operates without external power. Suitable for industrial and commercial heating applications
Replacement thermocouple for HVACR temperature sensing in industrial heating equipment. Used in portable heaters, boilers, and process heating systems to monitor temperature for safe operation and energy efficiency. Manufacturer part number 100886-01
HEAT WAGON
Replacement thermocouple for HVACR temperature sensing in industrial heating equipment. Used in portable heaters, boilers, and process heating systems to monitor temperature for safe operation and energy efficiency. Manufacturer part number 100886-01