modbus

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12,918 Results

Allen Bradley ProSoft MVI69-MCM MVI69 Modbus Master/Slave Communication Module
$999.99
or Best Offer
Free shipping
+^ OA& * 8H] 8 w.8 G?Z !|/ $S p o n s o r e d
Square D S48384 Communication Module Modbus Circuit Breaker NEW
Brand New · Square D
$935.00
Was: $1,100.00was - US $1,100.00
or Best Offer
$14.88 shipping
+8^8 &* ]SN w. 8?!K |H/4 $S p o n s o r e d
Untested - Honeywell / Eaton Modbus TCP Firewall NE-FWMB01 / 51154724-300
Pre-Owned · Honeywell
$79.99
$9.99 shipping
+S^J &* ] HUw. ?9!|Y M1 /M8 $S p o n s o r e d
ProSoft 5201-MNET-MCM Modbus TCP/IP to Modbus M/S Gateway /w -WEB Option
Refurbished
$199.99
or Best Offer
Free shipping
TY 2+2^ &* ] QwO.? O!|E/ $S p o n s o r e d
NEW ZLAN 6002A Remote I/O Controller Module Modbus RTU FAST SHIPPING!
$14.95
or Best Offer
$6.40 shipping
+^C &* N] Ew.2? !|8/A $QM
CANopen and Modbus I/O Module 16 Opto-Isolated Digital Inputs, ASCON DI-16LV
$45.00
or Best Offer
$6.45 shipping
3 watching
+^L &K * ] w.60 ?0!Z| /X 6$
Carrier LEI, Bacnet Modbus Translator, 33CNTRAN485-01-R
Pre-Owned · Carrier
$250.00
or Best Offer
Free shipping
+^I4 Q&* R] w.? N!|1/ L 9$
ABB 3BSE013208R1 ModBus Cluster Module for ABB QCS System PLC - NEW
$249.00
or Best Offer
Free shipping
+^ P&* ] w.?!|/ $1 7T V
Advantech ADAM-6251 Isolated Input Modbus TCP Module 3 Pieces
Pre-Owned · Advantech
$239.96
Was: $299.95was - US $299.95
or Best Offer
$11.95 shipping
+3^ V DI T&*I ] w.?!|/W8 $
Comtrol Dual Port MOD-2302 DeviceMaster Industrial Serial to Ethernet Modbus
Pre-Owned
$85.00
Free shipping
+^ 6&* ] 1w.?!|/ $ 5Y OC
ProSoft Technology 3150-MCM SLC Modbus Master/Slave Network Interface Module
Pre-Owned · ProSoft Technology
$432.35
or Best Offer
Free shipping
U1+ ^ &* ]2V EA w.VN ?I!5|/ $
Surplus ProSoft MVI56E-MNET Modbus TCP/IP Client / Server Interface Module
$2,499.99
or Best Offer
Free shipping
40+ MJ^ A7 &FK* ]U w.?!|/G $
2024 ProSoft MVI69E-MBS CompactLogix SEALED Modbus Serial Enhanced Communication
Brand New
$2,013.98
or Best Offer
Free shipping
Only 1 left!
+VM^ &* ] TwH.?! |/Y I$ M8
Anybus Communicator ~ Modbus-RTU Slave ~ AB7010-B ~ Open Box
$569.37
or Best Offer
Free shipping
+D5^ &* 2] w7 .E1 ?!|/ T$1 S p o n s o r e d
PAC-UKPRC001-CN-1 Mitsubishi BACnet and Modbus Interface
$279.99
or Best Offer
Free shipping
+^ &* ]FN 4A w .?!|/ $42 S p o n s o r e d
ASCO 485 5170 K1106217 Modbus 72ee2 Pick 987100-204 987100-004 Kit K1106217-001
Brand New
$1,499.00
or Best Offer
$13.50 shipping
H+^I 6&O * ] 7Aw .?!|9G/ $S p o n s o r e d
Eaton OPTC2 Communication Card, Modbus
Pre-Owned · Eaton
$75.00
$15.11 shipping
+Y^ 8 &0L ME* ] w.?!|/ $KW
Surplus ProSoft Technology MVI69E-MBS Modbus Serial Communication Module
$1,920.41
or Best Offer
Free shipping
+6^ &*6 8 U] w. ?!|W/ C$ A
New Open Prosoft MVI56E-MNET Modbus TCP/IP for ControlLogix
$3,000.00
or Best Offer
$35.00 shipping
K+9 ^ IA& * SN] M w.?!1|/ H0 $
MOXA MGATE MB3270 Modbus Gateway 2-Port USED GREAT CONDITION
Pre-Owned
$149.99
or Best Offer
Free shipping
X+^ &*G NC OG ] A w.1? R!3|/ $
MODBUS-RTU Communication Display Meter RS485 Master-Slave-Monitored DC 8-25V New
Brand New · Unbranded
$12.99
or Best Offer
$7.29 shipping
S+^ &*8 ] w.?9!|E/ $ O3
2 Pair ~ NEW Schneider Electric VW3A8306RC Altivar Modbus RC Termination RJ45
Brand New · Schneider Electric
$12.00
Free shipping
Only 1 left!
+NS^ &XL * ]D w.8 5?5! |/ $
Carrier CEPL130517-01-R BACnet Modbus Translator Board LEI Base RS485 CEBD430517
Pre-Owned · Carrier
(3)
$396.00
Was: $495.00was - US $495.00
or Best Offer
$9.44 shipping
+^M9 &* ]E w3. ZJ? 7W F!|/ $
ProSoft Technology MVI69E-MBS Modbus Serial Enhanced Communication Module
Pre-Owned · ProSoft Technology
$1,099.99
or Best Offer
$8.22 shipping
+R^ 7 ZT&* ] w.?!|/ S$R
82400000017900 82417900 NIDEC SI-ETHERNET EtherNet/IP Modbus TCP/IP Module NEW
Brand New · Nidec
$150.64
or Best Offer
$8.56 shipping
+^B Y &* ] MLw V.?T 1!|T X/E $
Acromag 983EN-4012 Ethernet Discrete I/O Module Modbus TCP/IP
Pre-Owned
(1)
$64.99
Free shipping
+B8 ^ &*WR 5T] wW.?!L P|V/ $
Mqtt Gateway Single Port Din-Rail Transparent Transmission Modbus RS485 232 485
Brand New
$36.40
Free shipping
+^ U1 &* Y] w4. F?U!|/ $ O2
MSA FS-EZ3-MOD-BAC Gateways EZ Gateway, Modbus RTU - Modbus TCP - BACnet MS/TP
Pre-Owned · MSA
$199.00
or Best Offer
Free shipping
2 watching
Q+^R &*N6 ] w. G?!|/0 2L XJ $
WattNode Modbus Continental Control Systems LLC WNC-3Y-208-MB
(7)
$110.00
Free shipping
14 watching
+^ C&* ]0 FW 0Rw. ?!U2|/ $S p o n s o r e d
NWBM85000 Used Modicon Modbus+ BridgeMux NW-BM85-000
Pre-Owned · Modicon
$250.00
$11.00 shipping
+^ &* ]F wJ 03. ?JX!|/ $ S p o n s o r e d
ALERTON FLG-MODBUS / FLGMODBUS (NEW IN BOX)
$250.00
or Best Offer
$7.96 shipping
+^ J&*M IM] LWw.? !W|/S $ S p o n s o r e d
VERIS Industries E8950 MODBUS TO BACnet CONVERTER NEW/no Box Sealed (G4)
$299.99
or Best Offer
$5.38 shipping
G+X ^Z 1& ZK* ] w .7U? 6V !|/ $S p o n s o r e d
Schneider Electric LV434000 Modbus Interface for One Circuit Breaker
Brand New · Schneider Electric
$93.50
Was: $110.00was - US $110.00
Free shipping
+C^U &*J4 ] Nw2 .X?X! AK|/ $
SCHNEIDER ELECTRIC 140NOM21100 Modbus Plus Interface Module New
Brand New · Schneider Electric
$149.00
or Best Offer
Free shipping
5+^ 0&* ] w.?ZS !F|/ $0 F
ProSoft Technology MVI56E-MCM MVI56E Modbus Enhanced Comm Module
Pre-Owned · ProSoft Technology
$1,299.00
or Best Offer
Free shipping
Only 1 left!
3N +^ &89 8* G S9] w7.U?!| / $
ProSoft MVI56-MNET MVI56 Modbus TCP/IP Network Interface Module
Pre-Owned · ProSoft
$999.00
$19.00 shipping
+ZG^ &S* 8 H] 6w. ?4!|9/ H$
AAON ORION CONTROL SYSTEM OE332-23E-VCMX MODBUS CONTROLLER *WARRANTY*
Pre-Owned · Orion
$599.99
or Best Offer
$16.00 shipping
+^ &Q* ] w9 .EH ?!|/E $Q M
ProSoft MVI69E-MBTCP Modbus TCP/IP Enhanced Serial Communication Module
Pre-Owned
$807.49
Was: $949.99was - US $949.99
or Best Offer
Free shipping
+8^ &X *1 ] wJ .?2!|6 / $C
Modicon 170BDI34200 Modbus Plus Tio 16 PT 24VDC Input
Pre-Owned · Modicon
$125.00
$9.00 shipping
M+V ^O &3* ] w.7?!V T|/8 W $S p o n s o r e d
Axiomatic Item # AX140200, Protocol Converter, SAE J1939, CANopen®, Modbus RTU
$249.95
Free shipping
Only 1 left!
JC +^Z &*V ]V wJ. ?2!A| /TR $S p o n s o r e d
Asco Quad Ethernet Module 5140 72EE MODBUS COMMS ATS TRANSFER SWITCH - COMPLETE
$700.00
or Best Offer
$8.69 shipping
+^U &*3 U0 ]7 wY .P?H !F|1 / $
Thermocouple to Modbus TCP, Ethernet DAT8018
Pre-Owned
$199.00
or Best Offer
Free shipping
VR +M2 ^ Y&N *0 ] w.W ?75!| / $
SCHNEIDER ELECTRIC BMXP342020 CPU340-20 MODBUS EITHERNET MODICON 391071
(2)
$300.00
or Best Offer
$18.82 shipping
+^ &6*F ]1 8w. D?9 !K|Z/ 2$
Wago 750-891 PLC Ethernet Modbus, with 750-430, 750-402, and 750-600 Modules
Pre-Owned · WAGO
$249.99
or Best Offer
$12.65 shipping
+PW^ &* ]23 Hw.?!|I/ $IH
WIDGETLORDS VP-EC-RDU Modbus RTU LCD Display 4 Line x 20 Character, RS485
Brand New
$74.95
or Best Offer
$7.96 shipping
Only 1 left!
+WV ^YA &* MF ] OWw.? PB!| / $
ProSoft MVI69-MCM, CompactLogix 1769 Series Modbus Communication Module
Pre-Owned
$385.00
$8.32 shipping
0 bids
3d 9h
V+Y^ &AR * E7 ] Lw.H ?!3Z |/ $
ProSoft Technology MVI69E-MBS Modbus Serial Enhanced Communication Module
Pre-Owned · ProSoft Technology
$1,045.27
or Best Offer
Free shipping
+F^B &* ] w.?!|/ T$B 1L V
RTA HW260C Modbus RTU Slave Gateway Module 435USB-NNBU-D
Pre-Owned
$125.00
or Best Offer
Free shipping
+^ &* DN ]VJ 2 w6 9.?3!|/ Z $
[ Ocean Controls KTA-382P ] Modbus RTU/TCP Weather Station Gateway (POE Version)
Brand New · Unbranded
$229.00
$6.40 shipping
+^ &YB V*M ] w.H2 3?L I!7|/ $
WattNode Modbus WNC-3Y-208-MB Continental G-17 WITH DB9F TO TB CONNECTOR
Brand New
$24.00
or Best Offer
$10.00 shipping
1U +3^3 &* ] w 7E.?!|/ $7X
Surplus Open Schneider Electric LTMR100EBD TeSys T Motor Management Controller
$386.16
or Best Offer
Free shipping
+7U^ &*JU ] Dw.A ?!|LD/ $
Allen Bradley 20-COMM-M Series A FRN: V 2.001 Powerflex Modbus TCP Adapter - New
$545.00
Free shipping
+57^ X &C* ] w52 .?!R|/ $K
ABB Drives FMBA-01 ModBus Adapter Module for ACS-350 VFD New w/ Manual RS-485
Brand New · ABB
$79.95
$5.40 shipping
+^C6 A &Q* 5J ] w.?! |W/V $
B&B Electronics MES1B Modbus TCP to Modbus ASCII/RTU Converter RS-422/485
Pre-Owned
$54.50
$6.84 shipping
+MX^ &L*K ] w.?!5M|/ R S 8$
Schneider Electric A9MEM3155 Energy meter - 63A - Modbus NEW
$284.38
$69.00 shipping
+UB^ &* RH] w.? !|/K $Q
Anybus-S EtherNet/IP/Modbus TCP Interface Card AB4288-C HMS-020901-B
Pre-Owned
$35.70
Was: $54.93was - US $54.93
Free shipping
+^3 &*3 ] wXO .C?9 E!|1/ $
MOXA MGate MB3680-16 (CV-2AC) Modbus Ethernet/Serial Gateway W/o Power Supply
Pre-Owned
$59.40
Was: $99.00was - US $99.00
or Best Offer
$15.99 shipping
+^ &* ]LM 7w.B ?!|L/ $E 4
Grundfos CIM 200 Modbus RTU interface module 96824796
Brand New · Grundfos
$175.00
or Best Offer
Free shipping
5+^ Z&* RA ]ZX FwO.? L!|/A $
New BIHL WIEDEMANN AS-I 3.0 ETHERNET/IP + MODBUS TCP GATEWAY BWU3544
$500.00
or Best Offer
Free shipping
+^P &* G ] 3w.?!|/ F$ ZS p o n s o r e d
Siemens COM35 3WL9111-0AT65-0AA0 PROFIBUS CubicleBUS Circuit Breaker Modbus TCP
$950.00
or Best Offer
$7.36 shipping
PI 2+G T^0 &* SA ] w.?YQ!|/ $S p o n s o r e d

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Modbus In Relay Modules & Relay Boards

modbus

Shop by Category

12,918 Results

Allen Bradley ProSoft MVI69-MCM MVI69 Modbus Master/Slave Communication Module

Square D S48384 Communication Module Modbus Circuit Breaker NEW

Untested - Honeywell / Eaton Modbus TCP Firewall NE-FWMB01 / 51154724-300

ProSoft 5201-MNET-MCM Modbus TCP/IP to Modbus M/S Gateway /w -WEB Option

NEW ZLAN 6002A Remote I/O Controller Module Modbus RTU FAST SHIPPING!

CANopen and Modbus I/O Module 16 Opto-Isolated Digital Inputs, ASCON DI-16LV

Carrier LEI, Bacnet Modbus Translator, 33CNTRAN485-01-R

ABB 3BSE013208R1 ModBus Cluster Module for ABB QCS System PLC - NEW

Advantech ADAM-6251 Isolated Input Modbus TCP Module 3 Pieces

Comtrol Dual Port MOD-2302 DeviceMaster Industrial Serial to Ethernet Modbus

ProSoft Technology 3150-MCM SLC Modbus Master/Slave Network Interface Module

Surplus ProSoft MVI56E-MNET Modbus TCP/IP Client / Server Interface Module

2024 ProSoft MVI69E-MBS CompactLogix SEALED Modbus Serial Enhanced Communication

Anybus Communicator ~ Modbus-RTU Slave ~ AB7010-B ~ Open Box

PAC-UKPRC001-CN-1 Mitsubishi BACnet and Modbus Interface

ASCO 485 5170 K1106217 Modbus 72ee2 Pick 987100-204 987100-004 Kit K1106217-001

Eaton OPTC2 Communication Card, Modbus

Surplus ProSoft Technology MVI69E-MBS Modbus Serial Communication Module

New Open Prosoft MVI56E-MNET Modbus TCP/IP for ControlLogix

MOXA MGATE MB3270 Modbus Gateway 2-Port USED GREAT CONDITION

MODBUS-RTU Communication Display Meter RS485 Master-Slave-Monitored DC 8-25V New

2 Pair ~ NEW Schneider Electric VW3A8306RC Altivar Modbus RC Termination RJ45

Carrier CEPL130517-01-R BACnet Modbus Translator Board LEI Base RS485 CEBD430517

ProSoft Technology MVI69E-MBS Modbus Serial Enhanced Communication Module

82400000017900 82417900 NIDEC SI-ETHERNET EtherNet/IP Modbus TCP/IP Module NEW

Acromag 983EN-4012 Ethernet Discrete I/O Module Modbus TCP/IP

Mqtt Gateway Single Port Din-Rail Transparent Transmission Modbus RS485 232 485

MSA FS-EZ3-MOD-BAC Gateways EZ Gateway, Modbus RTU - Modbus TCP - BACnet MS/TP

WattNode Modbus Continental Control Systems LLC WNC-3Y-208-MB

NWBM85000 Used Modicon Modbus+ BridgeMux NW-BM85-000

ALERTON FLG-MODBUS / FLGMODBUS (NEW IN BOX)

VERIS Industries E8950 MODBUS TO BACnet CONVERTER NEW/no Box Sealed (G4)

Schneider Electric LV434000 Modbus Interface for One Circuit Breaker

SCHNEIDER ELECTRIC 140NOM21100 Modbus Plus Interface Module New

ProSoft Technology MVI56E-MCM MVI56E Modbus Enhanced Comm Module

ProSoft MVI56-MNET MVI56 Modbus TCP/IP Network Interface Module

AAON ORION CONTROL SYSTEM OE332-23E-VCMX MODBUS CONTROLLER *WARRANTY*

ProSoft MVI69E-MBTCP Modbus TCP/IP Enhanced Serial Communication Module

Modicon 170BDI34200 Modbus Plus Tio 16 PT 24VDC Input

Axiomatic Item # AX140200, Protocol Converter, SAE J1939, CANopen®, Modbus RTU

Asco Quad Ethernet Module 5140 72EE MODBUS COMMS ATS TRANSFER SWITCH - COMPLETE

Thermocouple to Modbus TCP, Ethernet DAT8018

SCHNEIDER ELECTRIC BMXP342020 CPU340-20 MODBUS EITHERNET MODICON 391071

Wago 750-891 PLC Ethernet Modbus, with 750-430, 750-402, and 750-600 Modules

WIDGETLORDS VP-EC-RDU Modbus RTU LCD Display 4 Line x 20 Character, RS485

ProSoft MVI69-MCM, CompactLogix 1769 Series Modbus Communication Module

ProSoft Technology MVI69E-MBS Modbus Serial Enhanced Communication Module

RTA HW260C Modbus RTU Slave Gateway Module 435USB-NNBU-D

[ Ocean Controls KTA-382P ] Modbus RTU/TCP Weather Station Gateway (POE Version)

WattNode Modbus WNC-3Y-208-MB Continental G-17 WITH DB9F TO TB CONNECTOR

Surplus Open Schneider Electric LTMR100EBD TeSys T Motor Management Controller

Allen Bradley 20-COMM-M Series A FRN: V 2.001 Powerflex Modbus TCP Adapter - New

ABB Drives FMBA-01 ModBus Adapter Module for ACS-350 VFD New w/ Manual RS-485

B&B Electronics MES1B Modbus TCP to Modbus ASCII/RTU Converter RS-422/485

Schneider Electric A9MEM3155 Energy meter - 63A - Modbus NEW

Anybus-S EtherNet/IP/Modbus TCP Interface Card AB4288-C HMS-020901-B

MOXA MGate MB3680-16 (CV-2AC) Modbus Ethernet/Serial Gateway W/o Power Supply

Grundfos CIM 200 Modbus RTU interface module 96824796

New BIHL WIEDEMANN AS-I 3.0 ETHERNET/IP + MODBUS TCP GATEWAY BWU3544

Siemens COM35 3WL9111-0AT65-0AA0 PROFIBUS CubicleBUS Circuit Breaker Modbus TCP

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AAON ORION CONTROL SYSTEM OE332-23E-VCMX MODBUS CONTROLLER WARRANTY