You found 66 items in

Expansion Modules

X.21

Brand

Cisco (19)3Com (4)ADC Kentrox (5)Enterasys (11)Nortel (8)Lucent (6)Nokia (4)

Form Factor

Plug-In Module (45)Plug-In Card (10)

Data Transfer Rate

10 Mbps Or Less (32)11 Mbps - 100 Mbps (2)More Than 100 Mbps (2)

Or narrow by Keyword

Showing 1 - 20 of 66

Sort by: Best Matches | Product Rating | Price

Compare Products
Check to compare		Cisco (PA4T) Expansion Module Serial RS-232 Interface, Cabling: Serial RS-232, Serial RS-449, Serial RS-530,... Read more	$875 - $3,259 from 3 stores Compare Prices


Check to compare		Cisco (HWIC-4T=) (HWIC4T) Expansion Module Serial RS-232 Interface, Cabling: Serial RS-232, Serial RS-449, Serial RS-530,... Read more	$1,595 - $2,206 from 7 stores Compare Prices


Check to compare		Cisco (NM-CEM-4SER=) Expansion Module 4 Mbps, Plug-In Module, Serial V.35 Interface, Cabling: Serial RS-232, Serial... Read more	$2,812 - $2,898 from 2 stores Compare Prices


Check to compare		Cisco (HWIC-4A/S=) (HWIC4AS) Expansion Module Serial RS-449/V.35 Interface, Cabling: Serial RS-232, Serial RS-449, Serial... Read more	$720 - $946 from 7 stores Compare Prices


Check to compare		3Com (3C13764) Expansion Module 2 Mbps, Plug-In Module, Cabling: Serial RS-232, V.24, V.35, X.21 Read more	$799 - $1,421 from 5 stores Compare Prices


Check to compare		3Com (3C13762) Expansion Module 2 Mbps, Serial RS-232 Interface, Cabling: Serial RS-232, V.24, V.35, X.21 Read more	$910 - $971 from 3 stores Compare Prices


Check to compare		ADC Kentrox ADC Campus-RS FLEX (CAFLEX-RS530) Expansion Module 1.5 Mbps, Plug-In Module, Cabling: Serial RS-449, Serial RS-530, Serial... Read more	$374 from 2 stores Compare Prices


Check to compare		ADC Kentrox ADC Campus-RS (CAFLEX) Expansion Module 1.5 Mbps, Plug-In Module, Cabling: Serial RS-449, Serial RS-530, Serial... Read more	$307 from 2 stores Compare Prices


Check to compare		3Com (3C13863) Expansion Module 2 Mbps, Plug-In Card, Cabling: Serial RS-232, V.24, V.35, X.21 Read more	$1,200 - $1,495 from 2 stores Compare Prices


Check to compare		Cisco (CX-FSIP8-RF) Expansion Module Plug-In Module, Serial RS-449/V.35 Interface, Cabling: Serial RS-232, Serial... Read more	$143 from 1 store Compare Prices


Check to compare		Cisco WIC−1T (WIC1T) Expansion Module WIC Interface, Cabling: Serial RS-232, Serial RS-449, Serial RS-530, V.35, X.21 Read more	$45 - $290 from 10 stores Compare Prices


Check to compare		3Com (3C13715) Expansion Module Serial RS-232 Interface, Cabling: Serial, Serial RS-232, V.24, V.35, X.21, X.21... Read more	$204 - $263 from 2 stores Compare Prices


Check to compare		Enterasys NIM-SER-04 Expansion Module Plug-In Module, Cabling: Serial, Serial RS-232, Serial RS-422, Serial RS-449,... Read more	$749 from 2 stores Compare Prices


Check to compare		Cisco (MGX-FRSM-HS1/B) Expansion Module Cabling: V.35, X.21 Read more	$2,099 from 1 store Compare Prices


Check to compare		Cisco (BC-6083A-SR=) Expansion Module Plug-In Module, Cabling: Serial RS-449, V.35, X.21 Read more	$376 - $399 from 2 stores Compare Prices


Check to compare		Enterasys (NIM-SER-02) Expansion Module Plug-In Module, Cabling: Serial RS-232, Serial RS-422, Serial RS-449, Serial... Read more	$464 from 1 store Compare Prices


Check to compare		Cisco (BC-UFI-12X21=) Expansion Module Plug-In Module, Cabling: X.21 Read more	$1,500 from 1 store Compare Prices


Check to compare		ADC Kentrox CAV35 Expansion Module 128 Mbps, Plug-In Card, Cabling: V.35, X.21 Read more	No longer available for sale. See Product Details


Check to compare		Cisco (AX-DB15-4X21=) Expansion Module Plug-In Module, Cabling: X.21 Read more	No longer available for sale. See Product Details


Check to compare	Cisco (AX-FRSM-HS1=) Expansion Module 10 Mbps, Plug-In Module, Cabling: X.21 Read more	No longer available for sale. See Product Details
Compare Products

Showing 1 - 20 of 66

Page: 1 2 3 4

See next 20