Mc521 Classic Dual – Cassas Brothers Roofing & Siding

Stanley MC521 Classic Single Controller P/N 185000-1 Core For Rebuild

By | June 30, 2026 |

Software label shown: MC521 Software 713958 Rev. M Version 6.11. Sold as-is for parts, rebuild, or core value only.

Stanley MC521 Classic Dual Control Board CORE for Rebuild

By | June 29, 2026 |

Manufacturer: Stanley Access Technologies. Removed From: Stanley Dura-Glide / Magic-Force automatic sliding door systems. This board is sold as-is, untested, and intended for parts or core use only.