Black Box Serial (RS-232) Computer Modems

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Black Box EYN257T-0010-MF RS232 SHIELDED NULL MODEM CABLE - METAL
Brand New · Black Box
S$ 85.27
S$ 31.53 shipping
Black Box EYN257T-0025-FF RS232 SHIELDED NULL MODEM CABLE - METAL
Brand New · Black Box
S$ 104.77
S$ 32.11 shipping
Black Box MD845A-R2 Analog Async Bell Modem 202 - LEASED-LINE , RS-232
Pre-Owned · Black Box
S$ 679.61
or Best Offer
S$ 78.46 shipping
Black Box IC109A-R2 RS-232 to 485/422 Converter Plus Used with Power Supplies
Pre-Owned · Black Box
S$ 139.77
S$ 61.09 shipping