| 3/14/2018 | 851769200000 | CLOSED CIRCUIT SPEECH SYSTEMS (WITH INTERCOM SYSTEM AND CABIN)
| 8 | Units | 16773.47 | N/A | NOVINET TELEKOMÜNIKASYON VE SINYALIZASYON SIST.TIC.LTD.STI. |
| 3/4/2018 | 851770000000 | INTERCOM SYSTEM COMPONENTS * FREE SAMPLE **
| 1 | Units | 1243.66 | N/A | ATEKSIS AKILLI TEKNOLOJI SISTEMLERIVE TIC.LTD.STI. |
| 3/4/2018 | 851770000000 | INTERCOM SYSTEM COMPONENTS * FREE SAMPLE *
| 1 | Units | 1243.66 | N/A | ATEKSIS AKILLI TEKNOLOJI SISTEMLERIVE TIC.LTD.STI. |
| 3/7/2018 | 851769200000 | CLOSED CIRCUIT VIDEO CALLING SYSTEM (INTERCOM) (NOT FOR RECEIVING RADIO TELEVISION BROADCAST.)
| 10 | Units | 5876.56 | N/A | NELIT ILERI TEKNOLOJI ANONIM SIRKETI |
| 3/19/2018 | 851769200000 | "CLOSED CIRCUIT SPEECH SYSTEM (ETMA-MR-PSTN-1-I, ETMA-MR-PSTN-2-I, ETMA FIRE F. INTERCOM KIT TYPE A)"
| 20 | Units | 2385.76 | N/A | SCHINDLER TÜRKELI ASANSÖR SAN.A.S. |
| 3/20/2024 | 851779000000 | INTERCOM SYSTEM | 3 | UNIT | 3 | N/A | MULTİTEK ELEKTRONİK SANAYİİ VE TİCARET ANONİM ŞİRKETİ |
| 3/12/2024 | 851762009000 | LINE CONNECTION ELECTRONIC CARD FOR USE IN CLOSED CIRCUIT TALKING SYSTEM (INTERCOM SYSTEM), ENABLES CONNECTION BETWEEN USERS, COMPLETE WITH ITS ACCESSORIES | 20 | UNIT | 133365 | N/A | AVİTENG TEKNOLOJİ SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/22/2024 | 853710980019 | CIDS DIRECTOR (CABIN INTERCOMMUNICATION /DATA SYSTEM (CIDS) DIRECTOR ) | 1 | UNIT | 23510 | N/A | TÜRK HAVA YOLLARI TEKNİK ANONİM ŞİRKETİ |
| 3/12/2024 | 851718000019 | ICX510-IA: INTERCOM SYSTEM CENTRAL EQUIPMENT/MONITOR | 1 | UNIT | 940 | N/A | NB TELEKOM İLETİŞİM SİSTEMLERİ ANONİM ŞİRKETİ |