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JOHNSON CONTROLS Class 2 Transformer: 40 VA Power Rating, 277V AC/480V AC, 24V AC, Plate - Open Class 2 Transformers
JOHNSON CONTROLSOpen Class 2 Transformers

JOHNSON CONTROLS Class 2 Transformer: 40 VA Power Rating, 277V AC/480V AC, 24V AC, Plate

The JOHNSON CONTROLS Class 2 Transformer is an open transformer with a 40 VA power rating, designed for plate mounting. It features a 480V AC primary input and a 24V AC secondary output, with wire lead connections on…

SKU 3G-OTH-49417

Also listed as: Y65F420 · Y65F42 0

Brand
JOHNSON CONTROLS
Item
Class 2 Transformer: 40 VA Power Rating, 277V AC/480V AC, 24V AC, Plate
Category
Open Class 2 Transformers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
Y65F42-0
Type
Plate, Wire Lead
AC
24V
Mounting
Plate
AC/480V AC
277V
Input Voltage
480V AC
Output Voltage
24V AC
Connection - Primary
Wire Lead
Connection - Secondary
Wire Lead

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

Product Description

The JOHNSON CONTROLS Class 2 Transformer is an open transformer with a 40 VA power rating, designed for plate mounting. It features a 480V AC primary input and a 24V AC secondary output, with wire lead connections on both sides. This model, part number Y65F42-0, is suitable for industrial control applications requiring voltage step-down.

Frequently Asked Questions

What is the JOHNSON CONTROLS Class 2 Transformer Y65F42-0 used for?

This JOHNSON CONTROLS open transformer steps down 480V AC primary input to 24V AC secondary output for industrial control circuits. It powers relays, contactors, and automation panels in HVAC, building management, and process control systems where a 40 VA power rating is required.

What are the specifications of the JOHNSON CONTROLS Y65F42-0 transformer?

The JOHNSON CONTROLS Y65F42-0 is a Class 2 open transformer with 40 VA power rating. It accepts 480V AC input and delivers 24V AC output. Both primary and secondary connections use wire leads. Mounting is plate-style. The manufacturer part number is Y65F42-0.

Where to buy the JOHNSON CONTROLS Y65F42-0 transformer worldwide?

3G Electric supplies the JOHNSON CONTROLS Y65F42-0 Class 2 transformer to global buyers. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact our team for availability and lead time. We source and deliver this model for industrial control applications.

How to install the JOHNSON CONTROLS Y65F42-0 plate-mount transformer?

Mount the JOHNSON CONTROLS Y65F42-0 securely to a flat panel using the plate mounting holes. Connect the 480V AC primary wire leads to the supply source and the 24V AC secondary leads to the control load. Ensure the transformer is not overloaded beyond its 40 VA rating and follow local electrical codes.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS open class 2 transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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