Need More Details?
If you’d like to check stock availability, request the latest price, or view more product images, simply click the "Request for Price" button and our team will assist you promptly.
Siemens SIMATIC S7-1200 SB 1221 Digital Input Module 4DI 24V DC 200 kHz 6ES7221-3BD30-0XB0
The Siemens SIMATIC S7-1200 SB 1221 Digital Input Module 4DI 24V DC 200 kHz 6ES7221-3BD30-0XB0 is a high-speed signal board designed to expand the digital input capability of Siemens S7-1200 PLC systems. This compact and efficient module is engineered for precise and fast signal acquisition in industrial automation applications where high-frequency input processing is required. It is ideal for machine control, packaging equipment, motion applications, counting tasks, and OEM systems that demand accurate high-speed signal detection. The 6ES7221-3BD30-0XB0 provides 4 digital inputs at 24V DC with up to 200 kHz switching frequency, ensuring fast response and reliable performance in demanding automation environments.
Key Features
Siemens SIMATIC S7-1200 SB 1221 high-speed digital input signal board
4 digital inputs (4DI) with 24V DC compatibility
High-speed input processing up to 200 kHz for precise signal detection
Compact signal board design for direct CPU integration
Ideal for high-speed counting, motion control, and fast automation processes
Specifications
Product Name: Siemens SIMATIC S7-1200 SB 1221 Digital Input Module 4DI 24V DC 200 kHz
Manufacturer Part Number: 6ES7221-3BD30-0XB0
Brand: Siemens
Series: SIMATIC S7-1200
Product Type: Digital Input Signal Board (SB 1221)
Digital Inputs: 4 DI
Input Voltage: 24 V DC
Input Frequency: Up to 200 kHz
Application: High-speed industrial automation, motion control, counting applications, machine control, and OEM equipment
Mounting / Use: Direct integration with Siemens S7-1200 CPU
Construction: Compact industrial-grade design for reliable operation
Availability: On Request
The Siemens SIMATIC S7-1200 SB 1221 6ES7221-3BD30-0XB0 is a dependable high-speed input solution designed for advanced automation tasks requiring fast and accurate signal processing. Backed by Siemens’ engineering excellence, it ensures stable performance, seamless integration, and long-term reliability in industrial environments. For genuine Siemens automation components and expert support, contact Ram Automations at info@ramautomations.com for trusted sourcing assistance.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
