Introducing the Z-PACK M.CODING KEY, a crucial accessory for ensuring proper connectivity in your Z-PACK 2mm HM series backplane connectors. Compatible with Type L, Type M, Type A, and Type D connectors, this steel blue coding key, numbered 3478, offers a reliable way to prevent mismating and signal interference. Each package contains 500 coding keys, providing ample supply for your assembly needs. Rest assured, this product is RoHS compliant, meeting international standards for environmental responsibility. Keep your backplane connections secure and error-free with the Z-PACK M.CODING KEY.