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JOHNSON CONTROLS Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC - Open Class 2 Transformers
JOHNSON CONTROLSOpen Class 2 Transformers

JOHNSON CONTROLS Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC

The JOHNSON CONTROLS Class 2 Transformer is an open-style transformer with a 40 VA power rating, designed for plate mounting. It features a 120V AC primary input and a 24V AC secondary output, with wire lead…

SKU 3G-OTH-47664

Also listed as: Y65T420 · Y65T42 0

Brand
JOHNSON CONTROLS
Item
Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC
Category
Open Class 2 Transformers
Available to Order
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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

JOHNSON CONTROLS
Manufacturer Part Number
Y65T42-0
Type
Plate
AC
24V
Mounting
Plate
Input Voltage
120V AC
Output Voltage
24V AC
AC/208V AC/240V AC
120V
Connection - Primary
Wire Lead
Connection - Secondary
Wire Lead

Technical Documents

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

Product Description

The JOHNSON CONTROLS Class 2 Transformer is an open-style transformer with a 40 VA power rating, designed for plate mounting. It features a 120V AC primary input and a 24V AC secondary output, with wire lead connections on both sides. This model (MPN Y65T42-0) is suitable for low-voltage control applications in industrial equipment.

Frequently Asked Questions

What is the JOHNSON CONTROLS Class 2 Transformer Y65T42-0 used for?

This open-style transformer supplies low-voltage 24V AC power for industrial control circuits, such as HVAC controllers, relays, and actuators. Its 40 VA rating and plate mounting make it suitable for panel installations in commercial buildings and process equipment.

What are the specifications of the JOHNSON CONTROLS Y65T42-0 transformer?

The JOHNSON CONTROLS Y65T42-0 is a Class 2 transformer with a 40 VA power rating. Primary input is 120V AC; secondary output is 24V AC. Connections are wire lead on both sides. Mounting style is plate. It is an open-style unit for low-voltage control applications.

Where to buy the JOHNSON CONTROLS Y65T42-0 transformer worldwide?

3G Electric supplies the JOHNSON CONTROLS Y65T42-0 Class 2 transformer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this model globally.

How to install the JOHNSON CONTROLS plate-mount transformer?

Mount the transformer securely to a flat panel using the plate. Connect primary wire leads to a 120V AC supply. Connect secondary wire leads to the 24V AC control circuit. Ensure the load does not exceed 40 VA. Follow local electrical codes and use proper overcurrent protection.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
EDWARDS SIGNALING Class 2 Transformer: 20 VA Power Rating, 120V AC, 16V AC/24V AC/8V AC, Foot (MPN 592)
EDWARDS SIGNALING
EDWARDS SIGNALING Class 2 Transformer: 20 VA Power Rating, 120V AC, 16V AC/24V AC/8V AC, Foot (MPN 592)
ALTRONIX Class 2 Transformer: 100 VA Power Rating, 115V AC, 24V AC/28V AC, Foot, Wire Lead (MPN T2428100)
ALTRONIX
ALTRONIX Class 2 Transformer: 100 VA Power Rating, 115V AC, 24V AC/28V AC, Foot, Wire Lead (MPN T2428100)
WHITE-RODGERS Class 2 Transformer: 75 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot (MPN 90-T75C3)
WHITE-RODGERS
WHITE-RODGERS Class 2 Transformer: 75 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot (MPN 90-T75C3)
WHITE-RODGERS Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot/Plate (MPN 90-T40M3)
WHITE-RODGERS
WHITE-RODGERS Class 2 Transformer: 40 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot/Plate (MPN 90-T40M3)
WHITE-RODGERS Class 2 Transformer: 40 VA Power Rating, 120V AC, 24V AC, Foot/Plate, Wire Lead (MPN 90-T40M1)
WHITE-RODGERS
WHITE-RODGERS Class 2 Transformer: 40 VA Power Rating, 120V AC, 24V AC, Foot/Plate, Wire Lead (MPN 90-T40M1)
WHITE-RODGERS Class 2 Transformer: 60 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot (MPN 90-T60C3)
WHITE-RODGERS
WHITE-RODGERS Class 2 Transformer: 60 VA Power Rating, 120V AC/208V AC/240V AC, 24V AC, Foot (MPN 90-T60C3)

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