Siemens
Shop our collection of surplus Siemens PLCs. These industrial control systems have been used in a variety of industrial settings and have been fully tested for functionality and reliability. With models available, including the popular S7-300 and S7-1200 series, we have the perfect solution for your automation needs. Don't miss out on this opportunity to save on cost while still getting the industry-leading technology from Siemens. Browse our stock today and find the PLC that fits your specific needs.
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Original price $467.47 - Original price $2,487.10Original price$467.47 - $2,487.10$467.47 - $2,487.10Current price $467.476ES7441-2AA03-0AE0 Siemens
SIMATIC S7-400, CP 441-2 COMMUNICATIONS MODULE FOR POINT TO POINT CONNECTIONS 2 CHANNELS INCL. CONFIG. PACKAGE ON CD
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Original price $1,063.63 - Original price $1,324.98Original price$1,063.63 - $1,324.98$1,063.63 - $1,324.98Current price $1,063.636ES7463-2AA00-0AA0 Siemens
Simatic S7-400, IM463-2 TRANSMITTER Interface Module FOR DISTRIBUTED CONNECTION TO Simatic S5 EXPANSION Modules VIA IM314, UP TO 600 M
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Original price $1,499.98 - Original price $1,749.98Original price$1,749.98$1,499.98 - $1,749.98Current price $1,749.986ES7431-1KF00-0AB0 Siemens
Simatic S7-400, SM431 ANALOG Input Module OPTIC. ISOLATED, 8 AI, 13 BIT RESOLUTION, U/I/RESIST.
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Original price $990.00 - Original price $2,107.00Original price$990.00 - $2,107.00$990.00 - $2,107.00Current price $990.006ES7450-1AP00-0AE0 Siemens
SIMATIC S7-400, function module FM 450-1 for counter function with 2 channels incl. configuration package on CD
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Original price $519.75 - Original price $2,472.98Original price$519.75 - $2,472.98$519.75 - $2,472.98Current price $519.756ES7422-1HH00-0AA0 Siemens
Simatic S7-400, SM422 Digital Output MODULE, OPTIC. ISOLATED, 16 DO, 5..230V AC, 5A RELAY
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Original price $522.50 - Original price $2,219.60Original price$522.50 - $2,219.60$522.50 - $2,219.60Current price $522.506ES7421-7BH01-0AB0 Siemens
SIMATIC S7-400, DIGITAL INPUT SM 421, GALVANICALLY ISOLATED, 16 DI, 24V DC WITH 0.05 MS INPUT DELAY, ALARM, DIAGNOSTICS
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Original price $622.50 - Original price $897.50Original price$897.50$622.50 - $897.50Current price $897.506ES7461-0AA01-0AA0 Siemens
SIMATIC S7-400 IM 461-0 Receive Interface Module for Central Rack Expansion up to 5m, transmission of P and C bus, plugs into Expansion Rack, can b...
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Original price $800.00 - Original price $1,972.81Original price$800.00 - $1,972.81$800.00 - $1,972.81Current price $800.006ES7964-2AA04-0AB0 Siemens
SIMATIC S7, IF964-DP INTERFACE MODULE DP MASTER FOR S7-400
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Original price $509.44 - Original price $907.50Original price$907.50$509.44 - $907.50Current price $907.506ES7460-1BA01-0AB0 Siemens
Simatic S7-400, IM460-1 TRANSMITTER Interface MODULE, FOR CENTRALIZED CONNECTION with PS TRANSMISSION W/O K BUS
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Original price $300.00 - Original price $1,896.30Original price$300.00 - $1,896.30$300.00 - $1,896.30Current price $300.006ES7422-1BH11-0AA0 Siemens
Simatic S7-400, SM422 Digital Output MODULE, OPTIC. ISOLATED, 16 DO, 24V DC, 2A
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Original price $300.00 - Original price $352.00Original price$300.00 - $352.00$300.00 - $352.00Current price $300.006ES7421-1BL01-0AA0 Siemens
SIMATIC S7-400, SM 421 DIGITAL INPUT MODULE, OPTIC. ISOLATED, 32 DI, 24V DC
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Original price $0.00 - Original price $675.00Original price$0.00 - $675.00$0.00 - $675.00Current price $675.006ES7232-4HD30-0XB0 Siemens
SIMATIC S7-1200, Analog output, SM 1232, 4 AO, +/-10 V, 14-bit resolution, or 0-20 mA, 13-bit resolution
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Original price $689.68 - Original price $1,847.30Original price$689.68 - $1,847.30$689.68 - $1,847.30Current price $689.686ES7231-5PF32-0XB0 Siemens
SIMATIC S7-1200, Analog input, SM 1231 RTD, 8xAI RTD module
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Original price $611.35 - Original price $812.50Original price$611.35 - $812.50$611.35 - $812.50Current price $611.356ES7223-1PL30-0XB0 Siemens
SIMATIC S7-1200, Digital I/O SM 1223, 16 DI/16 DO, 16 DI 24 V DC, Sink/Source, 16 DO, relay 2 A
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Original price $537.63 - Original price $772.50Original price$772.50$537.63 - $772.50Current price $772.506ES7232-4HD32-0XB0 Siemens
Simatic S7-1200, ANALOG OUTPUT, SM1232, 4 AO, +/-10V, 14 BIT RESOLUTION, OR 0 - 20mA/4 - 20mA, 13 BIT RESOLUTION
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Original price $550.00 - Original price $968.20Original price$968.20$550.00 - $968.20Current price $968.206ES7234-4HE30-0XB0 Siemens
SIMATIC S7-1200, analog I/O SM 1234, 4 AI/2 AO, +/-10 V, 14-bit resolution, or 0-20 mA, 13-bit resolution
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Original price $518.29 - Original price $1,360.10Original price$518.29 - $1,360.10$518.29 - $1,360.10Current price $518.296ES7231-4HF32-0XB0 Siemens
SIMATIC S7-1200, Analog input, SM 1231, 8 AI, +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA, 12 bit+sign or (13 bit ADC)
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Original price $0.00 - Original price $997.50Original price$997.50$0.00 - $997.50Current price $997.506ES7231-5ND32-0XB0 Siemens
SIMATIC S7-1200, Analog input, SM 1231, 4 AI, +/-10 V, +/-5 V, +/-2.5 V, +/-1.25 or 0-20 mA/4-20 mA, 15 bit+sign bit
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Original price $513.98 - Original price $750.00Original price$513.98 - $750.00$513.98 - $750.00Current price $513.986ES7234-4HE32-0XB0 Siemens
SIMATIC S7-1200, analog I/O module SM 1234, 4 AI/2 AO, +/-10 V, 14-bit resolution or 0 (4)-20mA, 13-bit resolution
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Original price $505.73 - Original price $1,285.00Original price$505.73 - $1,285.00$505.73 - $1,285.00Current price $505.736ES7231-5QD32-0XB0 Siemens
SIMATIC S7-1200, Analog input, SM 1231 TC, 4 AI thermocouples
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Original price $795.00 - Original price $1,875.00Original price$795.00 - $1,875.00$795.00 - $1,875.00Current price $795.006ES7231-5PD32-0XB0 Siemens
SIMATIC S7-1200, ANALOG INPUT, SM 1231 RTD, 4 X AI RTD MODULE
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Original price $0.00 - Original price $1,337.50Original price$1,337.50$0.00 - $1,337.50Current price $1,337.506ES7223-1BL30-0XB0 Siemens
SIMATIC S7-1200, Digital I/O SM 1223, 16 DI/16 DO, 16 DI 24 V DC, Sink/Source, 16 DO, transistor 0.5 A
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Original price $327.25 - Original price $760.08Original price$327.25 - $760.08$327.25 - $760.08Current price $327.256ES7223-1PL32-0XB0 Siemens
SIMATIC S7-1200, DIGITAL I/O SM 1223, 16DI / 16DO, 16DI DC 24 V, SINK/SOURCE, 16DO, RELAY 2A
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Original price $1,072.50 - Original price $2,450.15Original price$1,072.50 - $2,450.15$1,072.50 - $2,450.15Current price $1,072.506ES7232-4HB32-0XB0 Siemens
SIMATIC S7-1200, Analog output, SM 1232, 2 AO, +/-10 V, 14-bit resolution, or 0-20 mA/4-20 mA, 13-bit resolution
