Block Auto Transformers Autotransformer 618818

Block Brand: Block
The blocks from the manufacturer Apollo Electric consist of autotransformer components designed for various voltage adjustments at 10000 VA capacity.
Description Image Product Buy Pricing (Ex VAT) Dim Efficiency Frequency Height Input voltage (number x voltage) Input Voltage Length Power Test mark Width Type Connection Design type Insulation class Max. ambient temperature Mounting Type Number of Inputs Number of Outputs Output Voltage Output voltage (number x voltage)
Block AT3 10-22/23-4 Autotransformer 3x200V AC/230V AC 10000 VA
Block AT3 10-22/23-4 Autotransformer 3x200V AC/230V AC 10000 VA
Extended range
Order code: 01-6308
MPN: AT3 10-22/23-4

2 available to back orderBack-order availability date - 19/12/2025
1+ £646.54
Price per unit Ex VAT 		(L x W x H) 190 x 352 x 280 mm 94% 50 - 60Hz 280mm 3 x 200 V AC, 230 V AC 190mm 10000VA cULus recognized 352mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 10-44/46-4 Autotransformer 3x400V AC 10000VA Voltage Adjuster
Block AT3 10-44/46-4 Autotransformer 3x400V AC 10000VA Voltage Adjuster
Extended range
Order code: 01-6309
MPN: AT3 10-44/46-4

1 available to back orderBack-order availability date - 19/12/2025
1+ £362.47
5+ £326.22
Price per unit Ex VAT 		(L x W x H) 125 x 267 x 215 mm 91% 50 - 60Hz 215mm 3 x 400 V AC, 460 V AC 125mm 10000VA cULus recognized 267mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 10-48/50-4 Autotransformer 3x480V AC 10000VA Voltage Adjustment
Block AT3 10-48/50-4 Autotransformer 3x480V AC 10000VA Voltage Adjustment
Extended range
Order code: 01-6310
MPN: AT3 10-48/50-4

2 available to back orderBack-order availability date - 19/12/2025
1+ £394.54
Price per unit Ex VAT 		(L x W x H) 150 x 267 x 220 mm 93% 50 - 60Hz 220mm 3 x 480 V AC, 500 V AC 150mm 10000VA cULus recognized 267mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 15-48/50-4 Autotransformer 15000VA 480V 500V Voltage Adjustment
Block AT3 15-48/50-4 Autotransformer 15000VA 480V 500V Voltage Adjustment
Extended range
Order code: 01-6311
MPN: AT3 15-48/50-4

1 available to back orderBack-order availability date - 19/12/2025
1+ £496.50
Price per unit Ex VAT 		(L x W x H) 165 x 315 x 250 mm 93% 250mm 3 x 480 V AC, 500 V AC 165mm 15000VA cULus recognized 315mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 2-48/50-4 Autotransformer 480V AC 2000VA Voltage Adjuster
Block AT3 2-48/50-4 Autotransformer 480V AC 2000VA Voltage Adjuster
Extended range
Order code: 01-6312
MPN: AT3 2-48/50-4

Available to back orderBack order, lead time 11 days
1+ £201.96
5+ £181.93
Price per unit Ex VAT 		(L x W x H) 110 x 155 x 155 mm 90% 50 - 60Hz 155mm 3 x 480 V AC, 500 V AC 110mm 2000VA cULus recognized 155mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 2-69-4 Autotransformer 3x690VAC 3x400VAC 2000VA
Block AT3 2-69-4 Autotransformer 3x690VAC 3x400VAC 2000VA
Extended range
Order code: 01-6313
MPN: AT3 2-69-4

Available to back orderPlease contact us for lead time
1+ £284.43
5+ £255.98
Price per unit Ex VAT 		(L x W x H) 115 x 220 x 175 mm 90% 50 - 60Hz 175mm 3 x 690 V AC 690V AC 115mm 2000VA 220mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 3,5-20/21-4 Autotransformer 3x200/208/400V AC 3500 VA
Block AT3 3,5-20/21-4 Autotransformer 3x200/208/400V AC 3500 VA
Extended range
Order code: 01-6314
MPN: AT3 3,5-20/21-4

1 available to back orderBack-order availability date - 19/12/2025
1+ £410.94
5+ £369.84
Price per unit Ex VAT 		(L x W x H) 150 x 267 x 220 mm 93% 50 - 60Hz 220mm 3 x 200 V AC, 208 V AC 150mm 3500VA cULus recognized 267mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 3,5-22/23-4 Autotransformer 3x220V 3x400V 3500VA
Block AT3 3,5-22/23-4 Autotransformer 3x220V 3x400V 3500VA
Extended range
Order code: 01-6315
MPN: AT3 3,5-22/23-4

2 available to back orderBack-order availability date - 19/12/2025
1+ £427.55
5+ £384.79
Price per unit Ex VAT 		(L x W x H) 149 x 267 x 220 mm 93% 50 - 60Hz 220mm 3 x 220 V AC, 230 V AC 149mm 3500VA cULus recognized 267mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC
Block AT3 3,5-48/50-4 Autotransformer 3x480VAC 3500VA Voltage Adjustment
Block AT3 3,5-48/50-4 Autotransformer 3x480VAC 3500VA Voltage Adjustment
Extended range
Order code: 01-6316
MPN: AT3 3,5-48/50-4

3 available to back orderBack-order availability date - 19/12/2025
1+ £264.11
5+ £237.70
Price per unit Ex VAT 		(L x W x H) 115 x 220 x 175 mm 90% 50 - 60Hz 175mm 3 x 480 V AC, 500 V AC 115mm 3500VA cULus recognized 220mm Autotransformer Screw terminal Open F +40°C L-piece 3 3 400V AC 3 x 400 V AC


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