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SIMATIC S7-300
​PLC Modules & Parts



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  • Modular Design: The S7-300 series offers a modular architecture, allowing for flexible configurations with various CPU, I/O, and communication modules to meet diverse automation needs.
  • Protection Ratings: Depending on the model, the S7-300 series provides varying degrees of protection, such as IP20, ensuring suitability for both control cabinet and harsh industrial environments.
  • Communication Interfaces: The system supports multiple communication protocols, including PPI, allowing for seamless integration into various network topologies.

CPU Modules

Category
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​
CPU Modules​

Model
​
CPU 312
CPU 313
CPU 314
CPU 314
CPU 315
CPU 315-2 DP
CPU 315-2 DP
CPU 315-2 DP
CPU 316-2 DP
CPU 316-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
CPU 317-2 DP
Part Number 
6ES7312-1AE14-0AB0
6ES7313-1AD01-0AB0
6ES7314-1AE02-0AB0
6ES7314-1AE03-0AB0
6ES7315-1AG10-0AB0
6ES7315-2AF03-0AB0
6ES7315-2AF04-0AB0
6ES7315-2AF05-0AB0
6ES7316-2AF01-0AB0
6ES7316-2AF02-0AB0
6ES7317-2AJ10-0AB0
6ES7317-2AJ11-0AB0
6ES7317-2AJ12-0AB0
6ES7317-2AJ13-0AB0
6ES7317-2AJ14-0AB0
6ES7317-2AJ15-0AB0
6ES7317-2AJ16-0AB0
6ES7317-2AJ17-0AB0
6ES7317-2AJ18-0AB0
6ES7317-2AJ19-0AB0
6ES7317-2AJ20-0AB0
6ES7317-2AJ21-0AB0
6ES7317-2AJ22-0AB0
6ES7317-2AJ23-0AB0
6ES7317-2AJ24-0AB0
6ES7317-2AJ25-0AB0
6ES7317-2AJ26-0AB0
6ES7317-2AJ27-0AB0
6ES7317-2AJ28-0AB0
6ES7317-2AJ29-0AB0
6ES7317-2AJ30-0AB0
6ES7317-2AJ31-0AB0
6ES7317-2AJ32-0AB0
6ES7317-2AJ33-0AB0
6ES7317-2AJ34-0AB0
6ES7317-2AJ35-0AB0
6ES7317-2AJ36-0AB0
6ES7317-2AJ37-0AB0
6ES7317-2AJ38-0AB0
6ES7317-2AJ39-0AB0
6ES7317-2AJ40-0AB0
6ES7317-2AJ41-0AB0
6ES7317-2AJ42-0AB0
6ES7317-2AJ43-0AB0
6ES7317-2AJ44-0AB0
6ES7317-2AJ45-0AB0
6ES7317-2AJ46-0AB0
6ES7317-2AJ47-0AB0
6ES7317-2AJ48-0AB0
6ES7317-2AJ49-0AB0
6ES7317-2AJ50-0AB0
6ES7317-2AJ51-0AB0
6ES7317-2AJ52-0AB0
6ES7317-2AJ53-0AB0
6ES7317-2AJ54-0AB0
6ES7317-2AJ55-0AB0
​Description 
32 KB work memory, MPI interface
64 KB work memory, MPI interface
24 KB work memory, MPI interface
24 KB work memory, MPI interface
128 KB work memory, MPI interface
64 KB work memory, MPI interface, DP master/slave
128 KB work memory, MPI interface, DP master/slave
128 KB work memory, MPI interface, DP master/slave
256 KB work memory, MPI interface, DP master/slave
256 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave
512 KB work memory, MPI interface, DP master/slave

Power Supply Units

Category
Power Supply Units
Power Supply Units
​Power Supply Units

Model
​PS 307 2A
PS 307 5A
PS 307 10A
Part Number
6ES7 307-1EA00-0AA0
6ES7 307-1EA01-0AA0
6ES7 307-1EA02-0AA0
​Description 
Power supply, Input 120/230 V AC, Output 24 V DC / 2 A
Power supply, Input 120/230 V AC, Output 24 V DC / 5 A
Power supply, Input 120/230 V AC, Output 24 V DC / 10 A

Racks / Backplanes

Category
Racks / Backplanes
​
Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​Racks / Backplanes
​
​Racks / Backplanes
Model
​Central Rack (CR2)
Central Rack (CR4)
Central Rack (CR8)
Central Rack (CR9)
Central Rack (CR11)
Expansion Rack (ER1)
Expansion Rack (ER2)
Expansion Rack (ER4)
IM 360 Interface Module
IM 361 Interface Module
IM 365 Interface Module (Pair)
IM 360/361 Pair
Part Number
​
6ES7305-0AA00-0AA0
6ES7305-0BA00-0AA0
6ES7305-0CA00-0AA0
6ES7305-0DA00-0AA0
6ES7305-0EA00-0AA0
6ES7307-1BA00-0AA0
6ES7307-1CA00-0AA0
6ES7307-1EA00-0AA0
6ES7360-3AA01-0AA0
6ES7361-3CA01-0AA0
6ES7365-0BA01-0AA0
6ES7360-3AA01-0AA0 
​Description 
Central rack for S7-300, 2 slots, for use with CPU and PS.
Central rack with 4 slots, expandable with additional modules.
Central rack with 8 slots, standard backplane for CPU, PS, and signal
Central rack with 9 slots, high-capacity version.
Central rack with 11 slots for maximum module expansion.
Expansion rack for distributed signal and function modules.
Larger expansion rack for more I/O modules.
Expansion rack with up to 4 slots.
Interface module for connecting central and expansion racks.
Expansion side interface module for S7-300 racks.
IM 365 comes as a pair for connecting one expansion rack.
Used together to expand system up to 3 racks.

Digital I/O Modules

Category
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
Digital I/O Modules
​Digital I/O Modules

Model
​SM 321 DI 
SM 321 DI 
SM 321 DI 
SM 322 DO 
SM 322 DO 
SM 322 DO 
SM 322 DO 
SM 322 DO 
SM 322 DO 
SM 322 DO Relay 
SM 323 DI16 / DO16
Part Number 
6ES7321-1BH02-0AA0
6ES7321-1BL00-0AA0
6ES7321-1BP00-0AA0
6ES7322-1BH10-0AA0
6ES7322-1BL00-0AA0
6ES7322-1BF01-0AA0
6ES7322-5GH00-0AB0
6ES7322-1FH00-0AA0
6ES7322-1CF00-0AA0
6ES7322-1HH01-0AA0
6ES7323-1BL00-0AA0
​Description 
16 Digital Inputs, 24 V DC, isolated (20-pole connector)
32 Digital Inputs, 24 V DC, isolated (40-pole connector)
64 Digital Inputs, 24 V DC, for large I/O demands
16 Digital Outputs, 24 V DC, 0.5 A each
32 Digital Outputs, 24 V DC, 0.5 A each (large module)
8 Digital Outputs, 24 V DC, 2 A per output
16 Solid-State Relay Outputs, Load Voltage up to 48 V AC/DC
16 Digital Outputs, AC 120/230 V, 1 A each
8 Digital Outputs, DC 48-125 V, 1.5 A each
16 Relay Outputs, AC 120-230 V, for high voltage AC loads
Mixed module: 16 Digital Inputs + 16 Digital Outputs, 24 V DC (common)

Analog I/O Modules

Category
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
Analog I/O Modules
​Analog I/O Modules

Model
​SM 331 
SM 331 
SM 331
SM 331 
SM 331 
SM 332 
SM 332 
SM 332 
SM 332 
SM 334 
SM 334 
SM 334 
SM 331 / SM 332 
Part Number 
6ES7 331-7KF02-0AB0
6ES7 331-7HF01-0AB0
6ES7 331-7NF10-0AB0
6ES7 331-7PF01-0AB0
6AG1 331-7KF02-7AB0
6ES7 332-5HF00-0AB0
6ES7 332-5HD01-0AB0
6ES7 332-5HB01-0AB0
6AG1 332-5HD01-7AB0
6ES7 334-0KE00-0AB0
6ES7 334-0CE01-0AA0
(SIPLUS variants exist)
6ES7 331-7HF02-0AB0 etc.
​Description 
8 analog inputs, 12-bit resolution; U/I/RTD/TC ranges; isolated.
8 analog inputs, 14-bit, higher precision AI module.
8 analog inputs, 16-bit high-precision variant (isolated).
8 inputs specifically for RTD sensors (Pt100 etc.).
SIPLUS (ruggedized) version of SM331 (12-bit).
8 analog outputs (U/I), optically isolated; diagnostics.
4 analog outputs, 12-bit resolution.
2 analog outputs, 12-bit (compact AO module).
SIPLUS rugged variant of SM332 (4 AO).
Mixed module: 4 analog inputs + 2 analog outputs; isolation; Pt100 support.
Alternate revision/variant of SM334 (phase-out possible).
SIPLUS rugged / extended temp variants of SM334 (see SiePortal).
Additional precision variants and regional MLFB revisions (see module manual).

Function Modules

​Category
Function Modules
Function Modules
Function Modules
​
Function Modules
​Function Modules
​Function Modules
​Function Modules
​Function Modules
​Function Modules
​
​Function Modules
Model
​FM 350-1
FM 350-2
FM 351
FM 352
FM 353
FM 354
FM 355
FM 355C
FM 357-2
FM 357-4
Part Number
6ES7 350-1AH03-0AE0
6ES7 350-2AH01-0AE0
6ES7 351-1AH01-0AE0
6ES7 352-5AH00-0AE0
6ES7 353-1AH01-0AE0
6ES7 354-1AH01-0AE0
6ES7 355-2AH00-0AE0
6ES7 355-2EH00-0AE0
6ES7 357-2AH01-0AE0
6ES7 357-4AH01-0AE0
​Description 
Counter module, 1 channel; 60 kHz; used for high-speed counting.
Counter module, 2 channels; 60 kHz each; up/down counters, encoder input.
Positioning module, 1 channel; controls stepper/servo drives with pulse direction signals.
Cam controller module; high-speed, precise cam switching with up to 4 cam tracks.
Positioning module for stepper motors; up to 200 kHz pulse output.
Positioning module for servo drives (±10 V analog output or pulse direction).
Closed-loop control module, 4 independent channels for PID control loops.
Compact version of FM355; 2-channel closed-loop control with integrated autotuning.
Advanced positioning module for motion control, multiple axes (servo/stepper).
High-performance positioning/motion module; 4 axes control; supports servo/stepper.

Communication Modules

​Category
Communication Modules
Communication Modules
Communication Modules
Communication Modules
Communication Modules

Communication Modules
Communication Modules
Communication Modules
Communication Modules
Communication Modules
Communication Modules
Communication Modules
Communication Modules

Model
​Module / Model
CP 340
CP 340
CP 341
CP 242-1
CP 342-5
CP 343-1 Advanced
CP 343-1 Lean
CP 343-2 / CP 343-2P
CP 343-5
CP 441-2
TIM 3V-IE / TIM 3V-IE Advanced
Part Number 
​6ES7 340-1AH02-0AE0
6ES7 340-1CH02-0AE0
6ES7 341-1AH01-0AE0
6ES7 242-1BH00-0XB0
6GK7 342-5DA03-0XE0
6GK7 343-1EX21-0XE0
6GK7 343-1CX10-0XE0
Various MLFBs
Various MLFBs
Various MLFBs
MLFBs in Siemens catalog
Product pages
6ES7 240-1AA00-0XB0
​Description 
Communications processor CP 340: serial RS-232C (V.24) interface for 
CP 340 variant with RS-422/RS-485 interface for field devices.
CP 341 family — serial interfaces (V.24, TTY, RS-422/485), 
Communications processor for PROFIBUS DP (slave/master variants exist); used to connect S7-300 to PROFIBUS networks.
CP 342-5 communications processor for PROFIBUS DP (master/slave), 
Communications processor to connect S7-300 to Industrial Ethernet / 
Reduced-feature Ethernet CP for S7-300 (TCP/IP, UDP, SEND/RECEIVE).
Older/other CP 343 family variants for Ethernet/PROFINET; check 
Additional CP 343 family products (region / feature variants).
Communication processors and loadable driver modules for special 
TIM (Transport Interface Module) family — add Ethernet/fieldbus capability to S7-300 or PC interfaces (TIM 3V-IE, TIM 4R-IE, TIM variants
Unmanaged Ethernet switch modules for S7-300/field racks.

Redundancy Modules

​Category
Redundancy Modules
Redundancy Modules
Model
​IM 360
​ IM 361
Part Number 
6ES7 360-3AA01-0AA0
6ES7 361-3AA01-0AA0
​Description 
Interface module for central rack (master), connects to IM 361
Interface module for expansion rack (slave), pairs with IM 360

Safety Modules

Category
Safety Modules
Safety Modules

Safety Modules
Safety Modules
Safety Modules
Safety Modules
​Safety Modules

Model
​Software Redundancy
IM 153-2 HF (12 slots)
IM 153-2 HF (8 slots)
IM 153-2 family
IM 153-3 / others
S7-300 CPUs
SM 321 / 322 / 331
Part Number
​
6ES7 862-0AC01-0YA0
6ES7 153-2BA10-0XB0
6ES7 153-2BA00-0XB0
6ES7 153-2BA10-0XB0
6ES7 153-2BA10-0XB0
6ES7 153-2BA10-0XB0
6ES7 153-2BA10-0XB0
​Description 
Enables CPU software redundancy
Redundant ET200M interface (12 SMs)
Redundant ET200M interface (8 SMs)
IM variants for redundancy setups
Other ET200M IMs with redundancy
CPUs supported by SW redundancy
DI, DO, AI, AO usable in SWR

Accessories

Category
Accessories
Accessories
​
Accessories
​Accessories
​Accessories
​Accessories
​Accessories
​Accessories
​Accessories
​
​Accessories
Model
​​Micro Memory Card (MMC)
Micro Memory Card (MMC)
Micro Memory Card (MMC)
Micro Memory Card (MMC)
Micro Memory Card (MMC)
Interface Cable (MPI/DP)
Interface Cable (USB)
Interface Cable (Ethernet)
Mounting Kit (S7-300)
Mounting Kit (S7-300)
Part Number
​
6ES7 953-8LL31-0AA0
6ES7 953-8LM31-0AA0
6ES7 953-8LP31-0AA0
6ES7 953-8LR31-0AA0
6ES7 953-8LS31-0AA0
6ES7 901-3CB30-0XA0
6ES7 901-3DB30-0XA0
6GK1 571-0BA00-0AA0
6ES7 390-1AE80-0AA0
6ES7 390-1BD00-0AA0
​Description 
64 KB MMC for S7-300/ET200
2 MB MMC for S7-300/ET200
4 MB MMC for S7-300/ET200
8 MB MMC for S7-300/ET200
16 MB MMC for S7-300/ET200
MPI/DP programming cable, PC ↔ S7-300
USB ↔ MPI/DP adapter cable
Ethernet PG/PC cable RJ45 ↔ RJ45
Front connector with screw terminal (40-pin)
DIN rail mounting kit for S7-300 modules

Software

Category
Software
Software
Software
Software
Software
Software
Software
​Software

Model
​STEP 7 V5.x (Classic)
STEP 7 Professional
STEP 7 Lite
STEP 7 Safety (Classic)
S7 Distributed Safety
S7 Graph
S7 SCL
S7 PLCSIM (Classic)
Part Number 
6ES7 810-4CC08-0YX0
6ES7 810-5CC10-0YX0
6ES7 810-2CC03-0YX0
6ES7 838-4BC02-0YX0
6ES7 837-0CA01-0YA0
6ES7 828-0AA04-0YX0
6ES7 861-1CA08-0YX0
6ES7 811-4CC07-0YX0
​Description 
Engineering software for S7-300/400
Includes STEP 7 + optional packages
Basic version for small projects (S7-300)
Fail-safe programming add-on for STEP 7
Safety programming for S7-300/ET200S F-mod.
Sequential function chart (SFC) programming
High-level Structured Control Language (SCL)
Simulation tool for S7-300/400 programs
Email: [email protected]   -   Tel:  00966-13-8584606   -   Whatsapp:  00966-531451541
4394 Khalid Bin Al Walid, Ar Rakah Ash Shamaliyah Dist,Dammam 34224, Kingdom of Saudi Arabia
​
​Delivery partners all over Saudi Arabia.
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