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SERIAL RS232, RS485 AND RS422 CONVERTERS |
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PORT POWERED
SERIAL
RS232 TO RS485
CE Certified
Model CVT-485-1
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered, and
bi-directional RS232 to RS485 (2 WIRE) converter. No power supply
required. Completely Auto-Sensing and Self-Adjusting Baud Rates and
Data Formats. Extend the RS232 transmission distance up to
4000 feet.
300 To 115.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$59.95 $54.95
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PORT POWERED
SERIAL
RS232 TO RS485/RS422
CE Certified
Model CVT-485_422-1
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered. and
bi-directional RS232 to RS485
(2 WIRE) or
RS232 to RS422 (4 WIRE) converter. No power supply required.
Completely Auto-Sensing and Self-Adjusting Baud Rates and Data
Formats. Extend the RS232 transmission distance up to 4000
feet.
300 To 115.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$69.95 $64.95
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PORT POWERED
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OPTICALLY ISOLATED
SERIAL
RS232 TO RS485/RS422
CE Certified
Model CVT-485_422-3
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered,
bi-directional and optically isolated
RS232 to RS485 (2 WIRE) or RS232 to RS422 (4 WIRE) converter. This converter features optical isolation circuitry,
which effectively protect your RS232 devices from transient surges,
ground loop, and remote lightning. Completely Auto-Sensing and
Self-Adjusting Baud Rates and Data Formats.
300 To 19.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$94.95 $89.95
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PORT POWERED - OPTO-ISOLATED
3-WIRE RS232 REPEATER
CE CERTIFIED
Model RPT-232-3
DB-9 Female to DB-9 Male
Plug-and-Play, port powered and
optically isolated RS232 data repeater (TX, RX, and GND) which works
in pairs to extend the full-duplex RS232 distance up to 1.8 Miles (3
km). This repeater features opto-isolation circuitry, which
effectively protect your RS232 device from transient surges, ground
loop, and remote lightning. If you want to extend the distance
of your RS232 port, this is your best option.
300 To 28.8K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
(1- Pair) Converters Included
$109.95 $104.95
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OUR QUALITY GUARANTEE!
We back our high
quality products
with a 30 DAY Satisfaction Guarantee and a 2 YEAR Workmanship
Warranty. When you buy CommFront products you are buying the best quality,
and that is very important
when interfacing with expensive equipment. CommFront's
products are widely used by industry leaders. Here are some of our
valued customers, just to name a few:
| Allied
Electronics |
AT&T |
| BAE
Systems Corp. |
Cisco |
| Comcast
Corp. |
General
Electric |
| Harris
Corp. |
Hewlett
Packard |
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Honeywell Corp. |
IBM |
| Intel
Corp. |
ITT
Corp. |
| Johnson
Controls |
L-3
Communications |
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Lockheed Martin |
Mitre Corp. |
| NASA |
Northrop Grumman |
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Panasonic |
Princeton University |
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Raytheon Corp. |
Seagate
Technologies |
| Siemens
Corp. |
Sirius
Satellite Radio |
| The
Boeing Company |
Tyco
Telecomm. |
| Union
Switch & Signal |
USAF Academy |
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2-YEAR
WARRANTY |
NEXT
DAY
DELIVERY |
WORLD
SHIP |
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PORT
POWERED
RS485 TO RS422 CONVERTER/REPEATER
CE CERTIFIED
Model RPT-485_422-2
DB-9 Male or Terminal Block to
DB-9 Male or Terminal Block
Plug-and-Play and externally powered RPT-485_422-2 is a RS485
to RS422
converter, which can be used to extend the RS485 or RS422
distance to up to 4000 ft (1.2km). It can also be used to convert a
two-wire RS485 signal into a four-wire RS422 signal, and vice
versa.
300 To 115.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$79.95
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SERIAL TTL CONVERTERS |
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PORT POWERED
RS232 TO TTL-5V
CONVERTER
CE CERTIFIED
Model TTL-232-1
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered
bi-directional RS232 to TTL-5V converter, which can be used to convert
from RS232 to 5V DC TTL
compatible levels and vice versa. No power supply required.
SPECIFICATIONS
CONVERTER FAQS
$49.95 $44.95
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PORT
POWERED
RS232 TO LOW VOLT TTL-3.3V CONVERTER
CE CERTIFIED
Model TTL33-232-1
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered
bi-directional RS232 to Low Voltage TTL-3.3V converter, which can be used to convert RS232 to
3.3V CMOS DC TTL
compatible levels and vice versa. No power supply required.
SPECIFICATIONS
CONVERTER FAQS
$49.95 $44.95
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EXTERNAL POWERED
RS485 TO TTL-5V CONVERTER
CE CERTIFIED
Model TTL-485-2
DB-9 Male or Terminal Block to
DB-9 Male or Terminal Block
Plug-and-Play, RS485 to TTL converter,
which can be used to convert RS485 to 5V DC TTL compatible levels
and vice versa. It is also ideal for extending the TTL
distance. The unit is powered from an external 5V DC
power supply.
SPECIFICATIONS
CONVERTER FAQS
$59.95 $54.95
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SERIAL ISOLATORS & OPTO-ISOLATED CONVERTERS |
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PORT
POWERED - OPTICALLY ISOLATED
3-WIRE RS232 ISOLATOR
CE CERTIFIED
Model CVT-232A-3
DB-9 Female to DB-9 Male
Plug-and-Play, port powered RS232
Isolator optically isolates three RS232 lines (TX, RX and GND),
which effectively protects your RS232 devices from transient surges,
ground loop, and remote lightning. Optical isolation also
eliminates ground loop and noise problems. The isolator is
powered from the rs232 data line, and therefore, no external power
or RTS, DTR is required.
300 To 38.4K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$74.95 $69.95
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PORT POWERED
- OPTICALLY ISOLATED
7-WIRE RS232 ISOLATOR
CE CERTIFIED
Model CVT-232B-3
DB-9 Female to DB-9 Male
Plug-and-Play, port powered RS232
Isolator which optically isolates seven RS232 lines (TX, RX, RTS, CTS, DTR,
DSR and GND), which effectively protects your RS232 devices from
transient surges, ground loop, and remote lightning. Optical
isolation also eliminates ground loop and noise problems. The
isolator is powered from the rs232 data line, and therefore, no
external power or RTS, DTR is required.
300 To 19.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$84.95 $79.95
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PORT POWERED
-
OPTICALLY ISOLATED
SERIAL
RS232 TO RS485/RS422
CE Certified
Model CVT-485_422-3
DB-9 Female to DB-9 Male
or Included Terminal Block
Plug-and-Play, port powered,
bi-directional and optically isolated
RS232 to RS485 (2 WIRE) or RS232 to RS422 (4 WIRE) converter. This converter features optical isolation circuitry,
which effectively protect your RS232 devices from transient surges,
ground loop, and remote lightning. Completely Auto-Sensing and
Self-Adjusting Baud Rates and Data Formats.
300 To 19.2K Baud Operation
SPECIFICATIONS
CONVERTER FAQS
$94.95 $89.95
BUY NOW |
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USB TO RS232/RS485/RS422 & TTL CONVERTERS |
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USB TO RS232 ADAPTER
CE, FCC and RoHS Certified
Model USB-232-1
USB Type A Female to DB-9 Male
The USB-232-1 is a port-powered USB
to RS232 adapter that can be used to convert any standard USB port
(USB 2.0 - backward compatible) into a RS232C port.
The unit uses the latest FTDI
chipset and is fully compatible with Windows Vista / XP /
Server20003 / 2000 / 98 (32 bit), Vista / XP / Server2003 / 2000 /
98 (64 bit), Win CE, Mac 8.6/9.x/10.x, and Linux.
300 To 128K Baud Operation
SPECIFICATIONS
$29.95
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USB TO DUAL
RS232 ADAPTER
CE. FCC and RoHS Certified
Model USB-232A-1
USB Type A Female to DB-9 Males
The USB-232A-1 is a port-powered USB
to RS232 adapter that can be used to convert any standard USB port
(USB 2.0 - backward compatible) into two RS232C ports.
The unit uses the latest FTDI
chipset and is fully compatible with Windows Vista / XP /
Server20003 / 2000 / 98 (32 bit), Vista / XP / Server2003 / 2000 /
98 (64 bit), Win CE, Mac 8.6/9.x/10.x, and Linux.
300 To 128K Baud Operation
SPECIFICATIONS
$44.95
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SERIAL ANALYZER SOFTWARE /MONITOR CABLES |
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232ANALYZER SOFTWARE
TEST, MONITOR AND CONTROL YOUR
RS232, RS422, RS485 AND TTL DEVICES (Non-RS232
Converters Required)
AN ADVANCED &
COMPREHENSIVE SERIAL PORT ANALYZER.
$99.95
- SINGLE LICENSE
$279.95
- 5-LICENSE MULTI-PACK
$499.95
- UNLIMITED SITE LICENSE
SPECIFICATIONS
BUY NOW
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2-IN-1 CABLE SERIAL
(FULL-DUPLEX)
Model CBL-FULL-1
Control or monitor external serial
devices with this (spy) 9-pin full-duplex serial comm. port cable.
(Require two serial ports on computer). Excellent accessory to
the 232analyzer software.
SPECIFICATIONS
$49.95 $44.95
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2-IN-1 CABLE SERIAL
(HALF-DUPLEX)
Model CBL-HALF-1
Control or monitor external
serial devices with
this (spy) 9-pin
half-duplex serial comm. port cable.
Excellent accessory to the
232analyzer software.
SPECIFICATIONS
$39.95 $34.95
BUY NOW |
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SERIAL ADAPTERS AND GENDER CHANGERS |
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9 PIN AND 25 PIN
SERIAL GENDER CHANGERS
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RS232 9 PIN
MALE TO MALE
-
RS232 9 PIN
FEMALE TO FEMALE
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RS232 25 PIN
MALE TO MALE
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RS232 25 PIN
FEMALE TO FEMALE
$3.95
BUY NOW
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9 PIN TO 25 PIN
SERIAL CONVERTERS
$4.95
BUY NOW
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