How can I get the latest price for Siemens S7-300 PLC?

Send the required MLFB number, quantity and delivery location through the enquiry form on this page to receive a live price quote, stock status and datasheet.

Home  Products  PLC  Siemens S7-300

Siemens SIMATIC S7-300 PLC — CPU 314 (6ES7314-1AG14-0AB0)

Name: Siemens SIMATIC S7-300 PLC
Brand: Siemens
SKU: SIMATIC-S7-300
Availability: InStock
Rating: 4.7 (264 reviews)

Dealer · Supplier · Distributor · Trader · Exporter · Stockist · System House · Service Provider

The Siemens SIMATIC S7-300 is a modular mini PLC system for the low and mid-performance ranges, offering a comprehensive range of modules for optimum adaptation to the automation task, flexible distributed structures via PROFIBUS DP and PROFINET, and user-friendly fanless design that can be expanded without problems as tasks increase.

We are an internationally trusted Siemens PLC supplier, dealer, exporter and stockist, delivering original, factory-sealed S7-300 CPUs — including SIPLUS extended-temperature variants — for OEMs, panel builders, EPC contractors and system integrators across India and global markets, quoted per MLFB, shipment size and destination country.

Get Live Price & Datasheet →

What it is

A Siemens SIMATIC S7-300 controller — a modular, fanless mini PLC for low and mid-performance machine automation, with MPI, PROFIBUS DP and PROFINET CPU variants plus SIPLUS extended-temperature options.

Who buys it

OEM machine manufacturers, panel builders, system integrators, EPC contractors and plant engineering teams sourcing through a dealer, distributor, trader or direct exporter for distributed, mid-performance automation projects.

How to buy or import

Share the MLFB part number for your required S7-300 CPU or SIPLUS variant through the enquiry form for current price, stock, and export/shipping terms to your country.

Key Technical Highlights

Modular mini PLC design for the low and mid-performance automation ranges
Comprehensive range of modules for optimum adaptation to the automation task
Flexible distributed structures and versatile networking via MPI, PROFIBUS DP and PROFINET
User-friendly handling with an uncomplicated, fanless design
Can be expanded without problems when the tasks increase
SIPLUS extended-temperature variants (-25°C to +60/70°C) with conformal coating for harsh environments

All supplied models are factory-sealed, original Siemens, and include official documentation.

Common Industrial Applications

Distributed machine control and mid-performance process stations
OEM machine building and small to medium process industries
Material handling, packaging and conveyor systems
Harsh-environment and railway/traction applications via SIPLUS variants
Retrofit and upgrade projects for existing S7-300-based installations
Distributed I/O networks via PROFIBUS DP and PROFINET

Siemens S7-300 Authorized Supplier in India

We provide genuine Siemens S7-300 PLCs across all major Indian industrial zones including Mumbai, Pune, Ahmedabad, Vadodara, Surat, Rajkot, Nashik, Aurangabad, Delhi NCR, Gurugram, Faridabad, Noida, Bangalore, Chennai, Coimbatore, Hyderabad, Secunderabad, Visakhapatnam, Indore, Jaipur, Kota, Nagpur, Bhopal, Raipur, Kolkata and Howrah.

Immediate stock availability and project-based planning
Bulk pricing for OEM, panel builder and EPC-contractor projects
Pre-sales technical consultation and product guidance
Genuine Siemens warranty, documentation and lifecycle support

Need Pricing or Technical Assistance?

Contact our automation specialists for the best quotation on Siemens SIMATIC S7-300 CPUs and SIPLUS variants. We ensure reliable supply, competitive pricing and expert technical support worldwide — serving India, Middle East, Asia Pacific, Africa and worldwide export markets.

Description

MLFB no:	DESCRIPTION
6ES7312-1AE14-0AB0	SIMATIC S7-300 CPU 312 with MPI interface, integrated power supply 24 V DC, work memory 32 KB. Micro Memory Card required. Entry-level CPU for compact machine automation.
6ES7314-1AG14-0AB0	SIMATIC S7-300 CPU 314 — standard reference model on this page. CPU with MPI interface, integrated power supply 24 V DC, work memory 128 KB. Micro Memory Card required. Stocked for immediate dispatch and export.
6ES7315-2AH14-0AB0	SIMATIC S7-300 CPU 315-2 DP with MPI interface, integrated power supply 24 V DC, work memory 256 KB, 2nd interface DP master/slave. Micro Memory Card required.
6ES7315-2EH14-0AB0	SIMATIC S7-300 CPU 315-2 PN/DP with 384 KB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface Ethernet PROFINET with 2-port switch. Micro Memory Card required.
6ES7317-2AK14-0AB0	SIMATIC S7-300 CPU 317-2 DP with 1 MB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface DP master/slave. Micro Memory Card required.
6ES7318-3EL01-0AB0	SIMATIC S7-300 CPU 319-3 PN/DP with 2 MB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface DP master/slave, 3rd interface Ethernet PROFINET with 2-port switch. Micro Memory Card required.
6AG1314-1AG14-2AY0	SIPLUS S7-300 CPU 314, -25°C to +60°C with conformal coating per EN 50155, based on 6ES7314-1AG14-0AB0. CPU with MPI, integrated 24 V DC power supply, 128 KB work memory. Micro Memory Card required.
6AG1314-1AG14-7AB0	SIPLUS S7-300 CPU 314, -25°C to +70°C with conformal coating, based on 6ES7314-1AG14-0AB0. CPU with MPI, integrated 24 V DC power supply, 128 KB work memory. Micro Memory Card required.
6ES7590-1AB60-0AA0	SIPLUS S7-300 CPU 315-2DP, -25°C to +60°C with conformal coating per EN 50155 T1 Cat 1 Cl A, based on 6ES7315-2AH14-0AB0. MPI interface, integrated 24 V DC power supply, 256 KB work memory, 2nd interface DP master/slave. Micro Memory Card required.
6ES7590-1AC40-0AA0	SIPLUS S7-300 CPU 315-2DP, -25°C to +70°C with conformal coating, based on 6ES7315-2AH14-0AB0. MPI interface, integrated 24 V DC power supply, 256 KB work memory, 2nd interface DP master/slave. Micro Memory Card required.
6AG1317-2EK14-2AY0	SIPLUS S7-300 CPU 317-2PN/DP, -25°C to +60°C with conformal coating per EN 50155 T1 Cat 1 Cl A/B, based on 6ES7317-2EK14-0AB0. 1 MB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface Ethernet PROFINET with 2-port switch. Micro Memory Card required.
6AG1317-2EK14-7AB0	SIPLUS S7-300 CPU 317-2PN/DP, -25°C to +70°C with conformal coating, based on 6ES7317-2EK14-0AB0. 1 MB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface Ethernet PROFINET with 2-port switch. Micro Memory Card required.

Frequently Asked Questions

What is Siemens SIMATIC S7-300 PLC used for?

Siemens SIMATIC S7-300 PLC is a modular mini PLC system used for low and mid-performance industrial automation such as machine control, distributed process stations, material handling and OEM panels. Its comprehensive module range allows optimum adaptation to the automation task.

Which Siemens S7-300 CPU models are most popular?

Popular Siemens S7-300 CPUs include CPU 312, CPU 314, CPU 315-2 DP, CPU 315-2 PN/DP, CPU 317-2 DP and CPU 319-3 PN/DP, along with SIPLUS extended-temperature variants for harsh environments. Selection depends on memory size, communication interfaces and environmental requirements.

Do you supply Siemens S7-300 PLCs with MLFB numbers?

Yes. We supply original Siemens S7-300 PLCs with exact MLFB numbers such as 6ES7312, 6ES7314, 6ES7315, 6ES7317, 6ES7318 and SIPLUS 6AG1 series, including CPUs and accessories with full traceability.

Are Siemens S7-300 PLCs suitable for export projects?

Absolutely. Siemens S7-300 PLCs are widely used in export projects across UAE, Saudi Arabia, Qatar, Indonesia, Vietnam, Malaysia, Thailand, Singapore, Sri Lanka and South Africa. We provide export-ready packing, documentation and technical support.

Can Siemens S7-300 PLC integrate with HMIs, SCADA and drives?

Yes. S7-300 PLC integrates easily with Siemens HMI panels, SCADA systems, VFDs and third-party devices using PROFIBUS DP, PROFINET (on 2 PN/DP and 3 PN/DP CPUs) and MPI networking.

Is TIA Portal or STEP 7 required for Siemens S7-300 programming?

Yes. Siemens S7-300 PLCs are programmed using STEP 7 (Classic) or TIA Portal software, which provides configuration, diagnostics and commissioning tools for the full CPU range.

Are Siemens S7-300 PLCs supplied with warranty?

Yes. All Siemens S7-300 PLCs supplied by us are original products with manufacturer warranty, test verification and post-sales technical support.

How do I get a price quote for a specific S7-300 MLFB?

Send the MLFB part number (for example 6ES7314-1AG14-0AB0), quantity and delivery location through the enquiry form on this page for a live price, stock status and datasheet.

Have an MLFB number and a destination country in mind? Share both and get a shipping-inclusive price quote within one business day.

Request Export Quote →