Block Control Panel Transformers Control transformer 618819

Block Brand: Block
This group of electrical components from Siemens consists of transformers designed for various voltage conversions and applications, providing isolation, control, and safety functionalities with low inrush current characteristics.
Description Image Product Buy Pricing (Ex VAT) Primary Voltages Power Rating No of Outputs Current Rating Design type Dimensions Efficiency Height Insulation class Length Mounting Type Output Voltage Protection Class Standards Width Test mark Type Connection Frequency Max. ambient temperature
Block EL 13/9 Control/Isolation/Safety Transformer 230V AC 2x9V AC 13VA
Block EL 13/9 Control/Isolation/Safety Transformer 230V AC 2x9V AC 13VA
Extended range
Order code: 01-6360
MPN: EL 13/9

5 available to back orderBack-order availability date - 27/12/2025
1+ £17.19
Price per unit Ex VAT 		1 x 230 V AC 13VA 2 722mA Open (L x W x H) 54 x 40 x 50 mm 67% 50mm E 54mm base plate 2 x 9 V AC II 40mm Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 100/23/12 Transformer 100VA 1x219V/230V/241V to 12V AC Low Inrush
Block ST 100/23/12 Transformer 100VA 1x219V/230V/241V to 12V AC Low Inrush
Extended range
Order code: 01-6400
MPN: ST 100/23/12

2 available to back orderBack-order availability date - 27/12/2025
1+ £40.86
Price per unit Ex VAT 		1 x 219 V AC, 230 V AC, 241 V AC 100VA 1 open (L x W x H) 76 x 84 x 95 mm 86% 95mm VDE = B, UL = class 105 76mm Base plate 1 x 12 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 84mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 100/69/23 Transformer 655V/690V/725V 230V 100VA Low Inrush
Block ST 100/69/23 Transformer 655V/690V/725V 230V 100VA Low Inrush
Extended range
Order code: 01-6401
MPN: ST 100/69/23

5 available to back orderBack-order availability date - 27/12/2025
1+ £64.14
10+ £61.63
25+ £56.82
50+ £51.96
Price per unit Ex VAT 		1 x 655 V AC, 690 V AC, 725 V AC 100VA 1 open (L x W x H) 76 x 84 x 95 mm 86% 95mm VDE = B, UL = class 105 76mm Base plate 1 x 230 V AC I VDE 0570 PART 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4 84mm Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 1000/4/23 Control/Isolation/Safety Transformer 1000VA 380-420V
Block ST 1000/4/23 Control/Isolation/Safety Transformer 1000VA 380-420V
Extended range
Order code: 01-6402
MPN: ST 1000/4/23

3 available to back orderBack-order availability date - 27/12/2025
1+ £168.67
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 1000VA 1 open (L x W x H) 154 x 150 x 148 mm 94% 148mm VDE = B, UL = class 105 154mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 150mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 130/4/23 Transformer 380V/230V 130VA Low Inrush Current
Block ST 130/4/23 Transformer 380V/230V 130VA Low Inrush Current
Extended range
Order code: 01-6403
MPN: ST 130/4/23

7 available to back orderBack-order availability date - 27/12/2025
1+ £45.83
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 130VA 1 open (L x W x H) 78 x 96 x 105 mm 86% 105mm VDE = B, UL = class 105 78mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 96mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 1600/4/23 Transformer 380/400/420V to 230V 1600VA Low Inrush
Block ST 1600/4/23 Transformer 380/400/420V to 230V 1600VA Low Inrush
Extended range
Order code: 01-6404
MPN: ST 1600/4/23

1 available to back orderBack-order availability date - 27/12/2025
1+ £260.56
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 1600VA 1 open (L x W x H) 146 x 192 x 182 mm 94% 182mm VDE = B, UL = class 105 146mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 192mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 2000/69/23 Transformer 2000 VA Low Inrush 655-725V AC
Block ST 2000/69/23 Transformer 2000 VA Low Inrush 655-725V AC
Extended range
Order code: 01-6405
MPN: ST 2000/69/23

Available to back orderBack order, lead time 6 weeks
1+ £510.06
10+ £473.85
25+ £442.22
Price per unit Ex VAT 		1 x 655 V AC, 690 V AC, 725 V AC 2000VA 1 open (L x W x H) 162 x 192 x 182 mm 96% 182mm VDE = B, UL = class 105 162mm Base plate 1 x 230 V AC I VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4 192mm Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 320/4/23 Transformer 230V AC 320VA Low Inrush Screw Terminals
Block ST 320/4/23 Transformer 230V AC 320VA Low Inrush Screw Terminals
Extended range
Order code: 01-6406
MPN: ST 320/4/23

2 available to back orderBack-order availability date - 27/12/2025
1+ £74.58
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 320VA 1 open (L x W x H) 103 x 105 x 114 mm 91% 114mm VDE = B, UL = class 105 103mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 105mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 400/23/23 Control Transformer 230V 400VA Low Inrush Current
Block ST 400/23/23 Control Transformer 230V 400VA Low Inrush Current
Extended range
Order code: 01-6407
MPN: ST 400/23/23

3 available to back orderBack-order availability date - 27/12/2025
1+ £86.79
Price per unit Ex VAT 		1 x 219 V AC, 230 V AC, 241 V AC 400VA 1 open (L x W x H) 110 x 120 x 123 mm 91% 123mm VDE = B, UL = class 105 110mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 120mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 400/4/23 Control/Safety Transformer 230VAC 400VA Low Inrush
Block ST 400/4/23 Control/Safety Transformer 230VAC 400VA Low Inrush
Extended range
Order code: 01-6408
MPN: ST 400/4/23

2 available to back orderBack-order availability date - 27/12/2025
1+ £86.15
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 400VA 1 open (L x W x H) 110 x 120 x 123 mm 91% 123mm VDE = B, UL = class 105 110mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 120mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 400/69/23 Transformer Control Safety Isolation 400VA 230V/690V
Block ST 400/69/23 Transformer Control Safety Isolation 400VA 230V/690V
Extended range
Order code: 01-6409
MPN: ST 400/69/23

2 available to back orderBack-order availability date - 27/12/2025
1+ £135.54
10+ £132.84
25+ £130.12
50+ £127.41
100+ £124.69
Price per unit Ex VAT 		1 x 655 V AC, 690 V AC, 725 V AC 400VA 1 open (L x W x H) 110 x 120 x 123 mm 91% 123mm VDE = B, UL = class 105 110mm Base plate 1 x 230 V AC I VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4 120mm Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 63/4/23 Transformer 63VA 380-420V AC Low Inrush Screw Terminals
Block ST 63/4/23 Transformer 63VA 380-420V AC Low Inrush Screw Terminals
Extended range
Order code: 01-6410
MPN: ST 63/4/23

20 available to back orderBack-order availability date - 27/12/2025
1+ £34.21
Price per unit Ex VAT 		1 x 380 V AC, 400 V AC, 420 V AC 63VA 1 open (L x W x H) 60 x 78 x 89 mm 84% 89mm VDE = B, UL = class 105 60mm Base plate 1 x 230 V AC I VDE, UL 5085-1/-2, CSA 22.2 NO. 66 78mm cULus recognized Control transformer Screw terminal 50 - 60Hz +40°C
Block ST 63/69/23 Transformer 63 VA Low Inrush AC 1x655 690 725V 230V Output
Block ST 63/69/23 Transformer 63 VA Low Inrush AC 1x655 690 725V 230V Output
Extended range
Order code: 01-6411
MPN: ST 63/69/23

4 available to back orderBack-order availability date - 27/12/2025
1+ £52.80
10+ £47.52
25+ £42.77
50+ £38.50
100+ £36.33
Price per unit Ex VAT 		1 x 655 V AC, 690 V AC, 725 V AC 63VA 1 open (L x W x H) 60 x 78 x 89 mm 84% 89mm VDE = B, UL = class 105 60mm Base plate 1 x 230 V AC I VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4 78mm Control transformer Screw terminal 50 - 60Hz +40°C


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