Serial (RS-232) Dial-Up Modems for sale

40 Results

Acorp M56SCD 56k v.92 External Dial-up Modem
Pre-Owned
PHP 1,122.28
PHP 1,852.69 shipping
3A +^ 98& 2B* 1D ] ESw.?!|/ $S p o n s o r e d
ECONOLITE Industrial 56K RJ11C RJ11W 24 V Input RS-232 Traffic Cabinet Component
Pre-Owned · MultiTech
PHP 1,795.98
or Best Offer
PHP 2,968.23 shipping
O+9^ &*U H C] w.F 16 6?D!|/ $S p o n s o r e d
NOS Vtg 3COM US Robotics 56K v90 Fax Modem for MAC OS model: 5689 New
Brand New · USRobotics
PHP 3,369.08
PHP 5,288.01 shipping
+^WF &RQ* ] w.?!|/4 $W 1S p o n s o r e d
ZyXEL Omni 56K Mini EE Dial-Up Modem Full Package
Pre-Owned · ZyXEL
PHP 841.57
or Best Offer
PHP 1,852.69 shipping
+A^J N&7* ] w.?!R|B/ 5Q$S p o n s o r e d
New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU
Brand New · Genius
PHP 2,935.95
PHP 2,484.27 shipping
Only 1 left!
+^0 4 &9* 2] Qw.?T! QA YH| / $
Dial Up internet modem external GVC SF-1156V/K4D, Serial (RS-232), TAIWAN
Brand New · GVC
PHP 2,063.22
PHP 1,002.13 shipping
P1 +2^ &4* ] w.? Z!O |/ $L2
Dial UP Internet modem external GVC SF1156V/RF Serial port (RS-232), TAIWAN
Brand New · GVC
PHP 2,063.22
PHP 1,002.13 shipping
V+F ^ &T* V] w .Z?C! |/ $SE
5362US HAYES OPTIMA 56K External MODEM Version 7.0 Rare
Pre-Owned · Hayes
PHP 2,245.12
PHP 2,450.60 shipping
JB E+^8 &* ] w. ?I!K| EZ 1/ $
US ROBOTICS Courier Dual Standard V.34 Fax V.32 bis Modem 1.020.091-B - Used
Pre-Owned · USRobotics
PHP 941.01
or Best Offer
PHP 1,882.02 shipping
Only 1 left!
G4+^ 77 U&* ] w.?!8|/ GX $
Cascade RS-232 56 K Baud Low Power Modem for harsh conditions - Used
Pre-Owned
PHP 1,122.28
or Best Offer
PHP 2,417.47 shipping
+^ 0&*C ] EwZ .HD ?O!2| M/ $
Signalman Modem Anchor Automation Mark II Atari Vintage Gaming
Pre-Owned
PHP 605.77
Was: PHP 673.14was - PHP 673.14
or Best Offer
PHP 3,612.74 shipping
+^XR U&H * ] w.8J ?!M|/N I$
New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU
Brand New · Genius
PHP 3,110.14
PHP 2,433.77 shipping
+9^ Y J&* ]F wY.?!|3 /R7 $
Vintage Signalman Mark VII Modem RS-232C w/ D-Sub-25 Connector Anchor Automation
New (Other)
PHP 4,771.51
PHP 4,833.26 shipping
D+^ C&* ]1H w.?!GL| /Q 1$
OPEN BOX: 3COM US Robotics 56K v90 Fax Modem for MAC model: 5689
New (Other) · USRobotics
PHP 1,849.88
PHP 4,095.56 shipping
M+^ &I* AZ I]9 wDL. B?!|X/ $S p o n s o r e d
US ROBOTICS Sportster 33.6 Faxmodem 3COM 000839-09
Pre-Owned · USRobotics
PHP 2,554.46
Was: PHP 3,649.23was - PHP 3,649.23
or Best Offer
PHP 1,618.01 shipping
+LI G^ &* ] Bw GO 1L.?!|/ $S p o n s o r e d
US Robotics Sportster 33.6 Fax Modem 000839-09
Pre-Owned · USRobotics
PHP 1,120.03
or Best Offer
PHP 2,190.66 shipping
+Y^W &* ]B w2 9.?!G| 9/ I $
GE Security 420173001 External Industrial Dial-Up Modem with 1A Power Supply
Brand New · GE
PHP 3,367.96
PHP 4,006.29 shipping
+^ 5&6* NJ ] Kw.?!|S/ $I0
Practical Peripherals 14400FXSA External Modem V32Bis-w/o Box or Power Supply
Pre-Owned · PPC
PHP 1,402.43
PHP 3,161.36 shipping
P1+ TH ^ 3X&* ] w .5?L!| / $
Hayes 2000US V-Series ULTRA 96 Desktop Smartmodem 9600 with Power Supply
Pre-Owned · Hayes
PHP 5,165.06
Was: PHP 7,410.74was - PHP 7,410.74
or Best Offer
PHP 4,091.63 shipping
+^0Y &*U ] O Ow.?U!|/ $H0
US Robotics Fax Modem Sportster with X2 56K - 0459
Pre-Owned · USRobotics
PHP 841.57
or Best Offer
PHP 1,912.76 shipping
O+7^ C &*8 BC] w.?5O 7!|/ $
New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU
Brand New · Genius
PHP 3,076.24
PHP 2,467.30 shipping
+^LR &* ]TK 5wG IL. ?S!|5 / $
US Robotics 3453C Courier 56Kbps Business Modem w/original ac-adapter
Pre-Owned · USRobotics
PHP 2,806.54
or Best Offer
PHP 3,339.33 shipping
+^ &* D]B UF KwX W.?!|/ 9$
MultiTech MT2834ZDX Modem Multi - TESTED
Pre-Owned · MultiTech
PHP 1,024.59
or Best Offer
PHP 1,573.10 shipping
V+1 ^ &* 6K ]Z2 w.Z?!E| / K$
Ayantra IML 560 Low Power 56 Kbps Industrial Modem
New (Other)
PHP 673.14
PHP 2,923.88 shipping
KV+ ^ &H*9 ] w SU .?WN!|/ $
Signalman Modem Anchor Automation Mark II Atari Vintage Gaming
Pre-Owned
PHP 701.78
PHP 3,671.69 shipping
+^ AG &V*T ]P Xw.?!|/ LQ$
US Robotics 3453 Courier 56Kbps Business Modem
Pre-Owned · USRobotics
PHP 1,400.74
PHP 5,542.34 shipping
W+3^ & *1F ] w.?!0|/K BZ $
MultiTech Systems MT2834ZDXB 33.6 Kbps Data/Fax Modem Lot
Pre-Owned · MultiTech
PHP 3,367.96
or Best Offer
PHP 1,642.15 shipping
0+^ &9 RI 87* ] w.?!XK|/ $
New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU
Brand New · Genius
PHP 3,075.46
PHP 2,466.32 shipping
P+^ &D* IS ] w.Q?!|I/ $
HAYES 5150AM ACCURA 14400 + FAX144 EXTERNAL MODEM. New, orig box, docs software
Brand New · Hayes
PHP 3,873.80
PHP 4,351.01 shipping
+^ &*2 ] wO 67.?! DU |/F E$
US ROBOTICS 3453C COURIER 56K BUSINESS MODEM W/ POWER ADAPTER
Pre-Owned · USRobotics
PHP 1,964.41
or Best Offer
PHP 4,306.09 shipping
+ZS ^G8 &* 3H ] w.?!R7| V/I $
PRACTICAL PERIPHERALS 336 MiniTower 4719US External Phone Modem
Pre-Owned · PPC
PHP 1,456.88
or Best Offer
PHP 2,820.57 shipping
Only 1 left!
+^6E &* ]U w.?!|/O $98
US Robotics 56k External Modem Sportster 5686-83 w Serial Cable Power Supply
Pre-Owned · USRobotics
PHP 1,403.55
or Best Offer
PHP 2,951.95 shipping
0+^A & B9* ] w2I. ?JF!|/ M $
US Robotics 839 Sportster External 33.6 V.90 Serial Data Faxmodem 1997 Vintage
New (Other) · USRobotics
PHP 1,122.28
or Best Offer
PHP 2,325.40 shipping
+^KI &51* ]15 7C w.?I!P|/ $
USED WORKS GOOD US ROBOTICS V.92 MODEM MODEL 5686
Pre-Owned · USRobotics
PHP 1,059.96
or Best Offer
PHP 2,023.36 shipping
1D+^ &* 6] w.J? KX !|/N V$
Diamond Supra Express 56k Modem
Pre-Owned · SUPRA
PHP 954.41
PHP 3,270.83 shipping
+OJ^ &A2* 8 ] X wDQ. ?5!|/ $
US Robotics Sportster 33.6K External Fax Modem w/ AC Adapter
Pre-Owned · USRobotics
PHP 2,245.12
or Best Offer
PHP 2,450.60 shipping
Only 1 left!
+^ &6* ]N C 1w.? 9!|B/ $K5
Vintage IBM 7855-10 Dial Up Digital External Modem Black Ethernet Ports (O2D*)
Pre-Owned · IBM
PHP 4,827.65
or Best Offer
PHP 4,388.62 shipping
C+^ &*G ] BD Kw.?U! |/MZ $
U.S.Robotics Sportster 33.6 Faxmodem with Adapter. Product Number: 000839-09
Pre-Owned · USRobotics
PHP 953.85
or Best Offer
PHP 2,389.96 shipping
+O^ P&* O] Ow.?!|/ $ GI
Usrobotics 4x2usa-33236-m5-e v.90 56k standard & x2, external sportster faxmode
Pre-Owned · USRobotics
PHP 3,649.23
or Best Offer
PHP 3,242.76 shipping
F+1^ A&*K P]L w.?B!|/Q $
Practical Peripherals 14400FXSA External Modem V32Bis-w/Box, Power Supply-NICE
Pre-Owned · PPC
PHP 4,463.29
PHP 5,641.15 shipping
+L^ R J1 Y&* ]H w .D?!|/ U$

Serial (RS-232) Dial-Up Modems

Shop by Category

40 Results

Acorp M56SCD 56k v.92 External Dial-up Modem

ECONOLITE Industrial 56K RJ11C RJ11W 24 V Input RS-232 Traffic Cabinet Component

NOS Vtg 3COM US Robotics 56K v90 Fax Modem for MAC OS model: 5689 New

ZyXEL Omni 56K Mini EE Dial-Up Modem Full Package

New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU

Dial Up internet modem external GVC SF-1156V/K4D, Serial (RS-232), TAIWAN

Dial UP Internet modem external GVC SF1156V/RF Serial port (RS-232), TAIWAN

5362US HAYES OPTIMA 56K External MODEM Version 7.0 Rare

US ROBOTICS Courier Dual Standard V.34 Fax V.32 bis Modem 1.020.091-B - Used

Cascade RS-232 56 K Baud Low Power Modem for harsh conditions - Used

Signalman Modem Anchor Automation Mark II Atari Vintage Gaming

New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU

Vintage Signalman Mark VII Modem RS-232C w/ D-Sub-25 Connector Anchor Automation

OPEN BOX: 3COM US Robotics 56K v90 Fax Modem for MAC model: 5689

US ROBOTICS Sportster 33.6 Faxmodem 3COM 000839-09

US Robotics Sportster 33.6 Fax Modem 000839-09

GE Security 420173001 External Industrial Dial-Up Modem with 1A Power Supply

Practical Peripherals 14400FXSA External Modem V32Bis-w/o Box or Power Supply

Hayes 2000US V-Series ULTRA 96 Desktop Smartmodem 9600 with Power Supply

US Robotics Fax Modem Sportster with X2 56K - 0459

New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU

US Robotics 3453C Courier 56Kbps Business Modem w/original ac-adapter

MultiTech MT2834ZDX Modem Multi - TESTED

Ayantra IML 560 Low Power 56 Kbps Industrial Modem

Signalman Modem Anchor Automation Mark II Atari Vintage Gaming

US Robotics 3453 Courier 56Kbps Business Modem

MultiTech Systems MT2834ZDXB 33.6 Kbps Data/Fax Modem Lot

New! Genius 56k v92/v90 External Modem GM56EX with 240v UK PSU

HAYES 5150AM ACCURA 14400 + FAX144 EXTERNAL MODEM. New, orig box, docs software

US ROBOTICS 3453C COURIER 56K BUSINESS MODEM W/ POWER ADAPTER

PRACTICAL PERIPHERALS 336 MiniTower 4719US External Phone Modem

US Robotics 56k External Modem Sportster 5686-83 w Serial Cable Power Supply

US Robotics 839 Sportster External 33.6 V.90 Serial Data Faxmodem 1997 Vintage

USED WORKS GOOD US ROBOTICS V.92 MODEM MODEL 5686

Diamond Supra Express 56k Modem

US Robotics Sportster 33.6K External Fax Modem w/ AC Adapter

Vintage IBM 7855-10 Dial Up Digital External Modem Black Ethernet Ports (O2D*)

U.S.Robotics Sportster 33.6 Faxmodem with Adapter. Product Number: 000839-09

Usrobotics 4x2usa-33236-m5-e v.90 56k standard & x2, external sportster faxmode

Practical Peripherals 14400FXSA External Modem V32Bis-w/Box, Power Supply-NICE

More to explore