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Henan 4.0 Automation Equipment Co., Ltd. stands as a pioneering one-step service manufacturer, proudly representing a comprehensive array of industrial control products from renowned brands like Siemens, Schneider, and Huichuan. Our company not only excels in these representations but also shines with our proprietary GKONE brand, offering advanced distributed PLC IO modules and state-of-the-art frequency converters. Our expertise extends to the production, research, development, and sales of an extensive range of low-voltage electrical products, including fan filters, heaters, thermostats, hygrostats, control transformers, wiring terminals, cabinet lights, wire ducts, and a variety of accessories. Additionally, we provide meticulous assembly services for entire cabinet systems.
Our company boasts an efficient, professional, and remarkably experienced high-tech R&D team, coupled with multiple fully automated production lines. This strategic combination ensures that every production process epitomizes automation, standardization, precision, and supreme efficiency. Recognized as a national high-tech enterprise, our standards are validated by certifications like ISO9001, ISO14001, and ISO45001, underscoring our commitment to quality and excellence.
Each of our delivered goods carries an assurance of exceptional quality, safeguarded by our comprehensive technological processes, meticulous operational procedures, and rigorous quality testing systems. Our unwavering dedication to quality has earned us widespread acclaim from our clients. Our clientele is ever-expanding and now encompasses an impressive 50 countries and regions across Europe, North and South America, Asia, Oceania, and South Africa.
We are dedicated to integrating the highest quality supply chain in China, consistently delivering cost-effective products and unparalleled services. This commitment to excellence is our guiding principle. We eagerly anticipate forging extensive collaborations and achieving shared growth and success with you.

| SIMATIC S7-300 Medical Programmable Controller | |||
| Module Type | Sub Type | MLFB | Description |
| CPU | Standard CPU | 6ES73121AE140AB0 | SIMATIC S7-300,CPU 312 , 24V DC, 32 KByte |
| 6ES73125BF040AB0 | SIMATIC S7-300,CPU 312C ,10 DE/6 DA,24V DC, 64 KB | ||
| 6ES73135BG040AB0 | SIMATIC S7-300,CPU 313C , 24 DE/16 DA,4AE,2AA,1 Pt100, 24V DC, 128 KB | ||
| 6ES73136CG040AB0 | SIMATIC S7-300,CPU 313C-2 DP , 16 DE/16 DA, 24V DC ,28 KB | ||
| 6ES73141AG140AB0 | SIMATIC S7-300,CPU 314 ,24V DC,128 KB | ||
| 6ES73146BH040AB0 | SIMATIC S7-300,CPU 314C-2 PTP , 24 DE/16 DA,4AE,2AA,1 Pt100,RS485,24V DC,192 KB | ||
| 6ES73146CH040AB0 | SIMATIC S7-300,CPU 314C-2 DP , 24 DE/16 DA,4AE,2AA,1 Pt100, 24V DC, 192 KB | ||
| 6ES73146EH040AB0 | SIMATIC S7-300,CPU 314C-2PN/DP ,192 KB , 24 DE/16 DA,4AE,2AA,1 Pt100,24V DC,FRONT C | ||
| 6ES73152AH140AB0 | SIMATIC S7-300,CPU 315-2DP, 24V DC , 256 KB,DP-MASTER/SLAVE | ||
| 6ES73152EH140AB0 | SIMATIC S7-300 CPU 315-2 PN/DP, 384 KB ,MPI/DP 12MBIT/S | ||
| 6ES73172AK140AB0 | SIMATIC S7-300,CPU 317-2 DP,1MB,1 MPI/DP 12MBit/s ,2 DP-Master/Slave | ||
| 6ES73172EK140AB0 | SIMATIC S7-300 CPU 317-2 PN/DP,1MB , 1 MPI/DP 12MBit/s ,2 PROFINET | ||
| 6ES73183EL010AB0 | SIMATIC S7-300 CPU 319-3 PN/DP,2MB ,1 MPI/DP 12MBit/s ,2 DP-Master/Slave , 3 PROFINET | ||
| Technology CPU | 6ES73156TH130AB0 | SIMATIC S7-300,CPU 315T-2 DP,256 KByte, 1 MPI/DP 12MBit/s ,MMC card MIN. 8 MB | |
| 6ES73157TJ100AB0 | SIMATIC S7-300,CPU 315T-3 PN/DP,384 KB , 1 MPI/DP 12MBit/s ,3 PROFINET,MMC card MIN. 8 MB | ||
| 6ES73176TK130AB0 | SIMATIC S7-300,CPU 317T-2 DP,1024 KByte , 1 MPI/DP 12MBit/s ,MMC card MIN. 8 MB | ||
| 6ES73177TK100AB0 | SIMATIC S7-300,CPU 317T-3 PN/DP,1024 KByte , 1 MPI/DP 12MBit/s ,MMC card MIN. 8 MB | ||
| MMC Card | MMC Card | 6ES79538LF310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200,3.3 V NFLASH, 64 KB |
| 6ES79538LG310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200, 3.3 V NFLASH, 128 KB | ||
| 6ES79538LJ310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200,3.3 V NFLASH, 512 KB | ||
| 6ES79538LL310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200,3.3 V NFLASH, 2 MB | ||
| 6ES79538LM310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200,3.3 V NFLASH, 4 MB | ||
| 6ES79538LP310AA0 | SIMATIC S7, MMC card for S7-300 / C7 / ET 200,3.3 V NFLASH, 8 MB | ||
| CP Communication Module | CP 340 | 6ES73401CH020AE0 | SIMATIC S7-300,CP 340 communication processor with RS422 / 485 interface, including package CD |
| CP 341 | 6ES73411CH020AE0 | SIMATIC S7-300,CP 341 communication processor with RS422 / 485 interface | |
| Functional Module | Counter Module | 6ES73501AH030AE0 | SIMATIC S7-300, Counter module 350-1 for S7-300, Counter function up to 500 KHZ1 channel for connecting 5V and 24V INC |
| 6ES73502AH010AE0 | SIMATIC S7-300, Counter Module FM 350-2, 8 Channels, 20 KHZ, 24V Encoder | ||
| Positioning Module | 6ES73511AH020AE0 | SIMATIC S7-300, FM 351 Positioning Module for fast / intermittent feed drives with package CD | |
| Electronic Cam Controller | 6ES73521AH020AE0 | SIMATIC S7-300, FM 352 Electronics.Cam operation control, including package CD | |
| Closed-loop Temperature Control Module | 6ES73552CH000AE0 | SIMATIC S7-300, temperature control module FM 355-2 C, 4 channels, continuous 4 analog input + 8 digital input + 4 analog output | |
| Interface Module | Interface Module | 6ES73603AA010AA0 | SIMATIC S7-300, the interface module IM 360 on the center frame is used to connect the MAX.3 expansion frame with K-BUS |
| 6ES73613CA010AA0 | SIMATIC S7-300, interface module IM 361 IN expansion frame for connecting center frame ( IM360 ), 24 V DC power supply voltage | ||
| 6ES73650BA010AA0 | SIMATIC S7-300, interface module IM 365 for connecting expansion frame, W / O K-BUS, 2 modules + connecting cable 1M | ||
| Orbit | 6ES73901AE800AA0 | SIMATIC S7-300, orbit = 480MM | |
| 6ES73901AF300AA0 | SIMATIC S7-300, orbit = 530MM | ||
| 6ES73901AJ300AA0 | SIMATIC S7-300, orbit = 830MM | ||
| Pre-connector | 6ES73921AJ000AA0 | SIMATIC S7-300, front connector for signal module with screw contacts, 20 pins | |
| 6ES73921AM000AA0 | SIMATIC S7-300, front connector 392 with screw contacts, 40 pins | ||
| Signal Template | Digital Input Module | 6ES73211BH020AA0 | SIMATIC S7-300, digital input SM 321, optical isolation, 16 digital inputs, 24 V DC, 1 X 20 pins |
| 6ES73211BH500AA0 | SIMATIC S7-300, Digital Input SM 321, Optical Isolation 16 Digital Input, 24 V DC, Source Input, 1 x 20 pins | ||
| 6ES73211BL000AA0 | SIMATIC S7-300, Digital Input SM 321, Optically Isolated 32 Digital Input, 24 V DC, 1 x 40 pins | ||
| 6ES73221BL000AA0 | SIMATIC S7-300, Digital Output SM 322, Optical Isolation, 32 Digital Output, 24V DC, 0.5A, 1 X 40 pins, Total Output Current 4A / group ( 16A / module ) | ||
| Digital Input And Output Module | 6ES73231BH010AA0 | SIMATIC S7-300, Digital Module SM 323, Optical Isolation, 8 Digital Inputs and 8 Digital Outputs, 24V DC, 0.5A Total Current 2A, 20 pins | |
| 6ES73231BL000AA0 | SIMATIC S7-300, Digital Module SM 323, Optical Isolation, 16 Digital Inputs and 16 Digital Outputs, 24V DC, 0.5A, Total Current 4A, 1X40 pins | ||
| Analog Input Module | 6ES73311KF020AB0 | SIMATIC S7-300, logic input SM 331, optical isolation, 8 AI, 13 BIT resolution, U / I / resistance / PT100, NI100, NI1000, LG-NI1000, PTC / KTY, 66 MS module UPDATE, 1 x 40 pins | |
| 6ES73317KB020AB0 | SIMATIC S7-300, Logic Input SM 331, Optical Isolation, 2 AI, 9 / 12 / 14 Bit Resolution, U / I / Thermocouple / Resistor, Interference, Diagnostics, 1 x 20 pins, Remove / Insert W. Backplane Bus | ||
| 6ES73317NF000AB0 | SIMATIC S7-300, logic input SM 331, optical isolation, 8 AE ; + / -5 / 10V, 1-5 V, + / -20MA, 0 / 4 TO 20MA, 16 BIT ( 55 MS ), 1 COMMON POINT ( 50 V COM. ), 1 X 40 pins | ||
| 6ES73317PF010AB0 | SIMATIC S7-300, Logic input SM 331, Optical isolation., 2 / 3 / 4 line, 8AI, Resistance, PT100 / 200 / 1000 NI100 / 120 / 200 / 500 / 1000, CU10, Additional product features 16 ( INTERN 24 ) bits, 50MS, 1 x 40 pins according to GOST standard | ||
| 6ES73317PF110AB0 | SIMATIC S7-300, Logic Input SM 331, Optical Isolation, 8 AI Thermocouple, Type B, E, J, K, L, N, R, S, T TXK / TXK ( L ) According to GOST 16 BIT, 50 MS, 1 X 40 pins | ||
| Analog Output Module | 6ES73325HB010AB0 | SIMATIC S7-300, logic output SM 332, optical isolation, 2 AO, U / I ; 11 / 12 bit RESOL., 20 pins., remove / insert with ACTIVE backplane bus | |
| 6ES73325HD010AB0 | SIMATIC S7-300, logic output SM 332, optical isolation, 4 AO, U / I ; diagnosis ; resolution 11 / 12 bit, 20 pins, remove / insert W. ACTIVE, backplane bus | ||
| 6ES73325HF000AB0 | SIMATIC S7-300, logic output SM 332, optical isolation, 8 AO, U / I ; diagnosis ; resolution 11 / 12 bit, 40 pins, remove / insert W. ACTIVE, backplane bus | ||
| 6ES73327ND020AB0 | SIMATIC S7-300, analog output SM 332, channel potential isolation 4 analog output, resolution 16 bits, 0-10V, 1-5V, + / -10V, + / -20mA, 0 / 4-20mA, 20 pins | ||
| Analog Input And Output Module | 6ES73340CE010AA0 | SIMATIC S7, Logic Input / Output SM 334, Non-isolated, 4 AI / 2 AO, 20-POLIG, Remove & Insert with Backplane Bus | |


Q: Are you the official authorized agent of Siemens?
A: Yes, we have official authorization from Siemens.Contact us and we will show you.
Q: Is there any engineer can help for technical supporting?
A: Sure, we have engineers that work in Siemens for more than 10 years.
Our technical team can help you for selecting PLCs, HMI, Servo motor & drive, VFD, low-voltage products, and softwares. If you need any help, you can contact our technical department directly.
Q: Do you supply 100% original and new products?
A: Of course yes.
We support your inspection.Good Faith First, Customer Foremost, False one Compensate Ten!
Q: Do you sell obsolete products? even very old products?
A: If there is new type to replace, we will suggest you to use new one; if not easy for change, we will help to check the old one with good condition. If used or other conditions, we will tell you the truth.
Q: Do you have other brands to instead of SIEMENS?
A:Yes,we also have other brands for you to choose,some brand can make the production by your LOGO.
Q: How about Customs Duty & Handling Fee?
A: For all customers` orders, we do not charge handing fee, even 1pcs part. When parts arrive at your local custom, if the parts were charged customs duty, we are not responsible for any customs duties or import taxes.
Q: How long is your delivery time?
A: Generally 2-3 working days if the goods in stock.
If large quantity, it will take 5-7 working days after getting the payment.
If not common products, always need 3-4 weeks or 6-8 weeks to order.
Q:How about your payment terms?
A:We can received different payment including EURO,USD,Pound,RMB,etc with advanced payment and balanced payment.