Siemens | Simatic S5 6ES5377-0AB21

Product Details

• Part Number 1 6ES5377-0AB21
• UPC 662643277586
• HTS 85389091
• Country of Origin Germany

Product Description

Within the Simatic S5 product line, Siemens 6ES5377-0AB21 serves as a Memory Submodule.

Memory and storage components retain program, configuration, or operating information used by compatible automation hardware. Capacity, data type, and retention behavior depend on the exact module design. Selection should account for the intended surrounding hardware configuration.

In a SIMATIC S5 system, module selection is governed by the controller family, rack arrangement, electrical interface, and configured program. The exact article number should be matched before installation. Its role should remain distinct from that of similarly named assemblies.

Country of origin is listed as Germany.

In the signal path, this approach helps preserve the intended system function while keeping selection aligned with the documented ratings, capacity, and compatibility requirements. Exact operating details should be taken from the installed model documentation.

Product Documentation

• Part Notes

  SIEMENS SIMATIC S5, Memory module 377 long design RAM, 32 KB

• Common Part Typos 6ES5377-0AB2I, 6ES5377-0AB2l, 6ES5377-OAB21, 6ES53770AB21, 6ES53770AB2I, 6ES53770AB2l, 6ES5377OAB21

Reviews

5.0 Rating

"DCS CENTER Really saved the day! I had the parts I needed in my hands the day after ordering ( I'm in Toronto Canada ). I highly recommend..."

- Steven T., United States

"Frank, you're a Rock Star! Thank you for the quick response, and great customer service, very refreshing these days! Great pricing"

- Charles, Ontario, Canada

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- Audrey, Québec, Canada

"James is the BEST! He makes sure all your questions are answered and that you're happy with your order before it's shipped. My part arrived right on time...."

- Katie, United States

"Frank your customer service has been excellent, you go out of your way to help and support. Your response and feedback is exceptional, its a pleaure to engage..."

- Selva Moodley, South Africa

"We received the 6ES7141-1BF12-0XB0 module yesterday - thank you very much! We will probably order another one next week. Thanks"

- George C., United States