Eaton 0.25 kVA Chassis Mount Transformer, 24 V, CE, UL, IEC EN, CSA, VDE

View this category

Subtotal (1 unit)*

£105.98

(exc. VAT)

£127.18

(inc. VAT)

Add to Basket
Select or type quantity
Orders below £50.00 (exc. VAT) cost £6.95.
Temporarily out of stock
  • Shipping from 30 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£105.98

*price indicative

RS Stock No.:
255-312
Mfr. Part No.:
221509 STN0,25(400/24)
Brand:
Eaton
Find similar products by selecting one or more attributes.
Select all

Brand

Eaton

Primary Voltage

400 V

Product Type

Chassis Mount Transformer

Secondary Voltage

24 V

Power

0.25kVA

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

40°C

Width

106 mm

Series

Moeller STN

Depth

112mm

Weight

2.996kg

Minimum Operating Frequency

50Hz

Length

83mm

Maximum Operating Frequency

60Hz

Standards/Approvals

CE, UL, IEC EN, CSA, VDE

RoHS Status: Exempt

COO (Country of Origin):
HU
The Eaton Moeller series STN control transformer is a robust solution designed for precise control in electrical applications. Offering a rated power of 0.25 kVA, this transformer operates seamlessly with an input voltage of 400± 5% V and delivers a reliable output voltage of 24 V. Built with separate windings and fully vacuum-impregnated insulation, it ensures enhanced durability and performance. The compact design, with dimensions of 83 mm in depth, 112 mm in height, and 106 mm in width, makes it easy to integrate into existing systems. Certified by UL for safety and compliance in both Canada and the US, it meets rigorous electrical standards, making it an ideal choice for branch circuits. With a high efficiency rating of 90%, it is not only capable of handling substantial heat dissipation but is also engineered for maximum reliability even in variable ambient temperatures.

Separate windings provide isolation for improved safety

Fully vacuum-impregnated construction extends lifespan

Compact dimensions facilitate easy installation

Certified for both Canadian and US standards ensures global compliance

High efficiency helps reduce energy consumption

Designed to operate in a wide temperature range for versatility

Rated power supports diverse electrical applications

Insulation class B caters to various insulation requirements

Related links