The In-line surge protector for 25 pin D sub connection is designed to protect any serial (RS-232) port from over-voltage and static

Supplies with USB to DB9 serial converter and 9 pin to 25pin serial adapter Single RS232

Voltage: 3.3V or 5VPL2303HX ChipLED data TX/RX indicator4 Pins: VDD,TxD,RxD,GNDSize 55x22x11mmNo drivers required windows® 32/64 bit.

DVR & PC-OUT TO BUS
Bi-directional diversion converts RS232 to RS485 data signal transmission. No additional power required.

Interface PC to Hayes Compatible modems. DB25 female to male. Recommended for general modem connections. Pins 1g 8, 20 & 22 wired

D9 Female To Female. All pins wired type NULL Modem cable with Full Handshaking. RTS-CTS, etc. Suit most modern serial high speed flow

As used where handshaking requirements cannot be ignored. The cables satisfy the signals such as DTR, CTS, etc. 1.8M. Shielded. Gold plated

[DB25F or DB9F] to [DB25F or DB9F]
Serial data transfer cable as used with modems, Laplink and general purposes. DB25F or DB9F to

All pins wired. Fully shielded with molded thumbscrew connectors. Male-Male

Plugs the newer mice (PS2) into your older PCs serial port (D9) 10cm long

Another variation for unique laptops, etc. 10 cm long.

Most Popular Type 10 cm long.D9 Male to 6 pin male mini-Din.