Description: SIEMENS (CERBERUS PYROTRONICS) ZCT-8B - TELEPHONE ZONE CARD MXLV CONTROL PANEL Discontinued by Manufacturer Telephone Zone Card MXL MXLV Fire Alarm Control Panel With Acknowledge and Busy Signals 8 Zones  Please check out our PA Smart Parts Co. eBay page for more electronics, including many Siemens fire alarm parts for sale like this one. SELLER DOES NOT MAKE ANY REPRESENTATION OR EXTEND ANY WARRANTIES OF ANY KIND EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OR VALIDITY OF ANY PATENTS ISSUED OR PENDING.