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Serial NULL-MODEM, DB25 MALE TO DB9 FEMALE CABLE

 
 Lengths Available: 6ft, 10ft, ea,
 Colors Available:
 Part Numbers this model: BE-180501, BE-180502, BC-NM925-15FM,
   
 Sales Category: Serial, Modem, & Parallel Printer Cables  Wire Gauge (AWG): 30 AWG
 Connector A: Serial DB9 (RS-232) Female  Specification:
 Connector B: Serial DB25 (RS-232) Male  Number Ports: N/A
 Export Tariff Code (HST): 8544422000  Transfer Rate:
 Feature / Style: Images Length/Size Shown: 10 FT
# Positions: 9, 25 Shielding: Shielded
Convert From/To: Type: DB9, DB25
 
A null modem serial cable (frequently called a crossover cable) is used to connect two DTE devices together without the use of a DCE device in between. For this to happen, the Transmit (TXD) and Receive (RXD) pins on one of the serial connectors are flipped. Null modem is a communication method to directly connect two DTEs using an RS-232 serial cable. The name stems from the historical use of RS-232 cables to connect two teleprinter devices or two modems.

Specifications
  • Null-Modem terminations
  • Pin-Outs: 1 - 4&5, 2 - 2, 3 - 3, 4 - 6, 5 - 7, 6 - 20, 7&8 - 8, 9 - 22, G G
  • Connector A: DB9 FEMALE, Connector B: DB25 MALE
  • Cable Construction: PVC 45Pa, Ivory
  • Nickel Plated conductors
  • Cable Spec: 30AWG