Block STEU Transformer Range

Block Brand: Block

The BLOCK STEU series comprises high-quality control transformers designed to provide reliable voltage regulation for industrial and commercial applications. These transformers are engineered to deliver consistent performance, ensuring the smooth operation of control circuits and automation systems.

The STEU series features robust construction and advanced thermal management, making them suitable for use in demanding environments. With a focus on safety and efficiency, these transformers include comprehensive protection mechanisms against overcurrent, short circuits, and overheating.

Easy to install and maintain, BLOCK STEU transformers are ideal for applications requiring precise voltage control and dependable power delivery.

Choose BLOCK STEU products for their exceptional reliability, durability, and efficiency in powering your critical control systems.

Description Image Product Buy Pricing (Ex VAT) Height Length Power Secondary Voltage Width Primary Voltage
Block STEU 100/23, 100VA Transformer, 230V & 400V to 2 x 115V
Block STEU 100/23, 100VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5424
MPN: STEU 100/23

4 available to back orderBack-order availability date - 19/12/2025
1+ £82.93
Price per unit Ex VAT 		96mm 84mm 100VA 2 x 115V 85mm 230 / 400V
Block STEU 100/48, 100VA Transformer, 230V & 400V to 2 x 24 V/AC
Block STEU 100/48, 100VA Transformer, 230V & 400V to 2 x 24 V/AC
Extended range
Order code: 51-5439
MPN: STEU 100/48

11 available to back orderBack-order availability date - 19/12/2025
1+ £48.68
Price per unit Ex VAT 		96mm 84mm 100VA 2 x 24V 85mm 230 / 400V
Block STEU 1000/23, 1000VA Transformer, 230V & 400V to 2 x 115V
Block STEU 1000/23, 1000VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5426
MPN: STEU 1000/23

3 available to back orderBack-order availability date - 19/12/2025
1+ £269.42
Price per unit Ex VAT 		143mm 150mm 1000VA 2 x 115V 156mm 230 / 400V
Block STEU 160/23, 160VA Transformer, 230V & 400V to 2 x 115V
Block STEU 160/23, 160VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5427
MPN: STEU 160/23

4 available to back orderBack-order availability date - 19/12/2025
1+ £61.24
Price per unit Ex VAT 		104mm 96mm 160VA 2 x 115V 102mm 230 / 400V
Block STEU 250/48, 250VA Transformer, 230V & 400V to 2 x 24 VAC
Block STEU 250/48, 250VA Transformer, 230V & 400V to 2 x 24 VAC
Extended range
Order code: 51-5443
MPN: STEU 250/48

5 available to back orderBack-order availability date - 19/12/2025
1+ £70.04
Price per unit Ex VAT 		104mm 96mm 250VA 2 x 24V 102mm 230 / 400V
Block STEU 320/23, 320VA Transformer, 230V & 400V to 2 x 115V
Block STEU 320/23, 320VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5430
MPN: STEU 320/23

5 available to back orderBack-order availability date - 19/12/2025
1+ £85.94
Price per unit Ex VAT 		121mm 120mm 320VA 2 x 115V 92mm 230 / 400V
Block STEU 320/48, 320VA Transformer, 230V & 400V to 2 x 24 VAC
Block STEU 320/48, 320VA Transformer, 230V & 400V to 2 x 24 VAC
Extended range
Order code: 51-5444
MPN: STEU 320/48

3 available to back orderBack-order availability date - 19/12/2025
1+ £129.00
Price per unit Ex VAT 		121mm 120mm 320VA 2 x 24V 92mm 230 / 400V
Block STEU 400/23, 400VA Transformer, 230V & 400V to 2 x 115V
Block STEU 400/23, 400VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5432
MPN: STEU 400/23

2 available to back orderBack-order availability date - 19/12/2025
1+ £147.77
Price per unit Ex VAT 		121mm 120mm 400VA 2 x 115V 104mm 230 / 400V
Block STEU 500/23, 500VA Transformer, 230V & 400V to 2 x 115V
Block STEU 500/23, 500VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5434
MPN: STEU 500/23

6 available to back orderBack-order availability date - 19/12/2025
1+ £175.15
Price per unit Ex VAT 		121mm 120mm 500VA 2 x 115V 124mm 230 / 400V
Block STEU 63/23, 63VA Transformer, 230V & 400V to 2 x 115V
Block STEU 63/23, 63VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5436
MPN: STEU 63/23

4 available to back orderBack-order availability date - 19/12/2025
1+ £71.85
Price per unit Ex VAT 		88mm 78mm 63VA 2 x 115V 85mm 230 / 400V
Block STEU 63/48, 63VA Transformer, 230V & 400V to 2 x 24V
Block STEU 63/48, 63VA Transformer, 230V & 400V to 2 x 24V
Extended range
Order code: 51-5445
MPN: STEU 63/48

18 available to back orderBack-order availability date - 19/12/2025
1+ £43.09
Price per unit Ex VAT 		88mm 78mm 63VA 2 x 24V 85mm 230 / 400V
Block STEU 630/23, 630VA Transformer, 230V & 400V to 2 x 115V
Block STEU 630/23, 630VA Transformer, 230V & 400V to 2 x 115V
Extended range
Order code: 51-5446
MPN: STEU 630/23

4 available to back orderBack-order availability date - 19/12/2025
1+ £205.38
Price per unit Ex VAT 		143mm 150mm 630VA 2 x 115V 113mm 230 / 400V


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