C2G DB9 Male to DB9 Female Null Modem Adapter 1 Pack 1 x 9 pin DB 9 RS 232 Serial Male 1 x 9 pin DB 9 RS 232 Serial Female Beige - Office Depot
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Amazon.com: StarTech.com DB9 RS232 Serial Null Modem Adapter - F/F - Null modem adapter - DB-9 (F) to DB-9 (F) - NM9FF : Electronics
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35ft (10.7m) Serial RS232 DB9 Null Modem Cable with Low Profile Connectors F/F - In-Wall CMG-Rated | Serial RS232 | Computer Cables | USB and PC
TRIPP LITE NULL MODEM SERIAL DB9 RS232 CABLE ADAPTE - Audio-Video Cables - TPPP454006 | P454-006 - Grainger, Canada
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3ft (0.9m) Serial RS232 DB9 Null Modem Cable with Low Profile Connectors M/M - In-Wall CMG-Rated | Serial RS232 | Computer Cables | USB and PC
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