Robertshaw Class 2 Transformer: 48 VA Power Rating, 120V AC/208V AC/240V AC
The ROBERTSHAW Class 2 Transformer (SKU 620-402, MPN 620-402) is an open Class 2 transformer with a 48 VA power rating. It features a foot mounting, a 240V AC input voltage, and a 2.5V AC output voltage, with wire…
SKU 3G-OTH-47112
Also listed as: 620402 · 620 402
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
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Product Description
The ROBERTSHAW Class 2 Transformer (SKU 620-402, MPN 620-402) is an open Class 2 transformer with a 48 VA power rating. It features a foot mounting, a 240V AC input voltage, and a 2.5V AC output voltage, with wire lead connections for both primary and secondary sides.
Frequently Asked Questions
What is a Robertshaw Class 2 transformer used for?
A Robertshaw Class 2 transformer steps down high input voltage to a lower, safe output voltage for control circuits in HVAC, lighting, and industrial automation. This model supplies 48 VA at 2.5V AC from a 240V AC input, powering relays, contactors, and low-voltage controls.
What are the specifications of the Robertshaw 620-402 transformer?
The Robertshaw 620-402 is a 48 VA open Class 2 transformer with foot mounting. Input voltage is 240V AC; output voltage is 2.5V AC. Both primary and secondary connections use wire leads. It also accepts 120V AC and 208V AC inputs for multi-voltage flexibility.
Where to buy a Robertshaw 620-402 transformer worldwide?
3G Electric supplies the Robertshaw 620-402 transformer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time; we source genuine Robertshaw components for industrial control applications globally.
How to install a Robertshaw Class 2 transformer?
Mount the transformer securely using its foot bracket. Connect primary wire leads to a 240V AC (or 120V/208V AC) supply per local codes. Connect secondary leads to the 2.5V AC load. Ensure the total VA draw does not exceed 48 VA. Always de-energize before wiring.
Used in
Common applications for RobertshawRobertshaw Products
3G Electric supplies Robertshaw open class 2 transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
