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

YORK Transformer: Mfr Part # S1-7945-3551 - Replacement HVACR Controls, Switches & Thermostats
YORKReplacement HVACR Controls, Switches & Thermostats

YORK Transformer: Mfr Part # S1-7945-3551

YORK Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Transformer.

SKU 3G-OTH-95822

Also listed as: S179453551 · S1 7945 3551

Brand
YORK
Item
Transformer: Mfr Part # S1-7945-3551
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

YORK
Manufacturer Part Number
S1-7945-3551
Product Type
Transformer

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

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

Product Description

YORK Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Transformer.

Frequently Asked Questions

What is the YORK S1-7945-3551 transformer used for?

The YORK S1-7945-3551 transformer is a replacement component for HVACR systems, providing voltage conversion for controls, switches, and thermostats. It is commonly used in commercial and residential heating, ventilation, air conditioning, and refrigeration equipment to power low-voltage control circuits.

What are the specifications of the YORK S1-7945-3551 transformer?

The YORK S1-7945-3551 transformer is a replacement HVACR control component with manufacturer part number S1-7945-3551. It is classified as a transformer product type, designed for use in YORK systems. For detailed electrical ratings, consult the original equipment documentation or contact 3G Electric.

Where to buy the YORK S1-7945-3551 transformer worldwide?

3G Electric supplies the YORK S1-7945-3551 transformer 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 YORK replacement transformer to any country.

How to install the YORK S1-7945-3551 transformer?

Install the YORK S1-7945-3551 transformer by first disconnecting power to the HVACR system. Mount the transformer securely, connect primary and secondary wiring per the unit's wiring diagram, and verify voltage output matches control circuit requirements. Always follow local electrical codes and manufacturer guidelines for safe installation.

Used in

Common applications for YORK
Commercial HVAC maintenance — YORK blower wheels (SKU 208P91) for replacing worn fans in rooftop units
Residential heating repair — YORK heater elements (SKU 208V68) for electric furnace restoration
Condensate management — YORK condensate pan kits (SKU 208R56) for preventing water damage in air handlers
Airflow system repair — YORK blower scroll vents (SKU 208P50) for correcting venturi performance in gas furnaces
Temperature monitoring — YORK immersion sensors (SKU 817W33) for chiller or boiler control loops
Heat exchanger servicing — YORK heater elements (SKU 208V63) for replacing failed components in packaged units

YORK Products

3G Electric supplies YORK 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
YORK Transformer: Mfr Part # S1-025-30867-001
YORK
YORK Transformer: Mfr Part # S1-025-30867-001
YORK Transformer: Mfr Part # S1-025-41291-000
YORK
YORK Transformer: Mfr Part # S1-025-41291-000
YORK Transformer: Mfr Part # S1-025-41034-000
YORK
YORK Transformer: Mfr Part # S1-025-41034-000
YORK Transformer: Mfr Part # S1-025-30889-000
YORK
YORK Transformer: Mfr Part # S1-025-30889-000
YORK Transformer: Mfr Part # S1-025-18452-700
YORK
YORK Transformer: Mfr Part # S1-025-18452-700
YORK Transformer: Mfr Part # S1-3300-3861
YORK
YORK Transformer: Mfr Part # S1-3300-3861

More from YORK

View all YORK parts
YORK Electric Sequencer: Mfr Part # S1-024-19082-740
YORK
YORK Electric Sequencer: Mfr Part # S1-024-19082-740
YORK Circuit Board: Mfr Part # S1-031-09151-000
YORK
YORK Circuit Board: Mfr Part # S1-031-09151-000
YORK Electric Sequencer: Mfr Part # S1-024-19082-024
YORK
YORK Electric Sequencer: Mfr Part # S1-024-19082-024
YORK High Altitude Conversion Kit: Mfr Part # S1-1PS0309
YORK
YORK High Altitude Conversion Kit: Mfr Part # S1-1PS0309
YORK Discharge Sensor: Mfr Part # S1-031-01278-000
YORK
YORK Discharge Sensor: Mfr Part # S1-031-01278-000
YORK Flame Sensor: Mfr Part # S1-025-38950-000
YORK
YORK Flame Sensor: Mfr Part # S1-025-38950-000
YORK Burner Orifice: Mfr Part # S1-029-20423-044
YORK
YORK Burner Orifice: Mfr Part # S1-029-20423-044
YORK Contactor: Mfr Part # 024-34302-000
YORK
YORK Contactor: Mfr Part # 024-34302-000