McLennan Servo Supplies PM546 Stepper Motor Controller 6 A, 24 → 85V dc, 228 x 100 x 34mm McLennan Servo Supplies PM546 Stepper Motor Controller 6 A, 24 → 85V dc, 228 x 100 x 34mm, Overall Length: 228mm, Overall Width: 100mm GBP 505.11 1