REV2 Autoreverser (DC & DCC) 12v dc Automatically sets the entry signal
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REV2 Autoreverser (DC & DCC) 12v dc Automatically sets the entry signalThe BLOCKsignalling REV2 is an advanced automatic polarity switching module designed for DC, DCC, and Hornby HM7000 model railway layouts. It automatically manages track polarity in reversing loops and complex track arrangements, helping to prevent short circuits while ensuring smooth and uninterrupted train operation. Using infra red train detection sensors, the REV2 detects approaching locomotives and automatically switches track polarity before a
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