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Martec TK8300 Photoelectric Cell Kit
Description This cell kit can be used for both commercial and residential purposes. It includes...
MK-8300 Martec Universal Sensing System
Description Upgrades Commercial Openers with Interior Photocell System Includes Interface Photocells and Bracket 24VAC Sensing...
$108.00 $92.19
MK-8400 Martec Photoelectric Though Beam Control
Description Exterior Photocell UL325/2010 Compliant Upgrades Commercial Openers with Photocell System Includes Interface Photocells and...
$158.00 $131.25
Universal Photocells-Martec TK8300
 Universal remote sensing photoelectric system for use with  residential or commercial openers which have direct...