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Honeywell 621-9940C Serial I/O Module

Honeywell 621-9940C Serial I/O Module

The Honeywell 621-9940C is a versatile Serial I/O Module designed for use in industrial control systems. This module allows for the connection of various peripherals and devices to a control system via serial communication. It is engineered to provide reliable and efficient data transmission between the control system and external devices.

  • Product Status

    Original New // Ready in Stock // Same Days Shipping
Description

Product Detail

DISCONTINUED BY MANUFACTURER
SERIAL INPUT / OUTPUT MODULE
12 PORT
FACTORY WARRANTY MAY NOT APPLY
Part: 621-9940C
Category: PLCs/Machine Control
Subcategory: PLC Module/Rack
Weight: 1.90 lbs


100% original

In Stock

Brand New

 

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Sales Manager: Nora

Email: sales5@mooreplc.com

Mobile/Whatsapp: +86 15359408275

Wechat: 15359408275

 

About us

Our company is your reliable source for hard-to-find industrial automation parts. Specializing in legacy, obsolete, and discontinued components, we offer high-quality products and exceptional service to keep your operations running smoothly—because we know that downtime is expensive.
Why Choose us?
Authentic & Factory-Sealed – All products are 100% genuine and brand-new.
12-Month Warranty – Enjoy full warranty coverage for your peace of mind.
Hassle-Free Returns – Free returns or replacements for your convenience.
Fast Shipping – Orders are shipped within 3-5 business days after payment.
Global Reach – Worldwide shipping with access to a vast network of manufacturers and suppliers.
Top Brands We Offer
We carry parts from leading brands such as ABB, GE, Honeywell, Emerson, Bently Nevada, Triconex, HIMA, and more—even rare models that are no longer in production.
Need a Specific Part?
If you're struggling to find the right component, request a free quote, and our experts will help you locate it. For personalized support and competitive pricing, contact Nora!


24/7 0nline Service

Full 12-Month Waranty

Parts Delivered Worldwide

 

Our advantage products

BENTLY NEVADA(3500/42M ,3500/22M,3500/95.3500/05...)
HIMA(F3330,F3236 ,F6217,F7126,F8621A....)
FOXBORO(FBM203,FBM204,FBM217,FMB231...)
(1756,1785,1771,1746,1769..)
GE(IC693,IC697,IC695,IS200,DS200)
BACHMANN(CM202,DI232,MPC240,NT255,AIO288...)
TRICONEX(3008,3625,3805E.3721,3700A 4351B...)

 

Daily recommendations

TRICONEX

3601E

WEIDMULLER

8708680000

TRICONEX

3636R

WEISS

TS002E

TRICONEX

3008N

WELD FASE

F356-IOE

TRICONEX

3625N

WESTINGHOUSE

1C31223G01

TRICONEX

4200N

WESTINGHOUSE

1C31116G01

TRICONEX

4201N

WESTINGHOUSE

1C31122G01

TURBUL

TBL2100

BENTLY NEVADA

125680-01

UNIOP

33A BKDC16-T

BENTLY NEVADA

125840-02

ABB

DAI01

BENTLY NEVADA

135137-01

ABB

DAI04

BENTLY NEVADA

149992-02

UNIOP

MD01R-02 0042

BENTLY NEVADA

130944-01

VACON

60VB00459

XYCOM

XVME-531

VIBRO METER

UVC752

XYCOM

XVME-976

VIBRO METER

UVL682

XYCOM

XVME 500

VIBRO METER

UVV696

YOKOGAWA

AAM50

WAGO

280-104

YOKOGAWA

AIP502

WAGO

280-905

YOKOGAWA

AIP512

WAVELENGTH ELECTRONICS

LFI-3751

Yokogawa

CP345

WEIDMULLER

CP-DM20

YOKOGAWA

F3RP45-2P/L1

WEIDMULLER

TSDI-1624

YOKOGAWA

KS1*B


NOTE: Sales Plc Limited sells new and surplus products and develops channels to purchase such products. This site is not approved or endorsed by any of the listed manufacturers or trademarks.Our Company is not an authorized distributor, dealer or representative of the products displayed on this site.All product names, trademarks, brands and logos used on this site are the property of their respective owners.The description, illustration or sale of products under these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. 

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Disclaimer : Salesplc sells new and surplus products and develops channels for purchasing such products. This website has not been approved or recognized by any of the listed manufacturers or trademarks. Salesplc is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.



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Salesplc has a team of experienced professionals working closely with overseas suppliers to provide our customers with a wide selection of products to meet their needs about delivery, price and brands . Salesplc advantage lies not only in our ability to provide products, but also in our ability to establish close links with direct users, system integrators and provide professional spare parts solutions to enhance customers' competitiveness in their own markets. Integrated procurement, online component solutions at any time, 24/7 and 365 days a year to place orders. To meet the specific needs of many manufacturing customers, we have deployed a range of supplies,With our multi-channel distribution network and strong warehouse support, we are able to optimize the supply chain and provide competitive prices. 20 years ago, we set sail with a dream,20 years later, we are shouldering more hopes and expectations. Thanks to every friend who supports us, it is your trust that keeps us moving forward. Looking back, we are grateful; looking forward to the future, we are full of confidence! Celebrate the 20th anniversary together and welcome a more brilliant tomorrow! We will continue to provide the best service and quality assurance to our customers all over the world in the coming days, welcome to inquire for the latest discount offer!     Our warehouse is capable of holding up to 60,000 pallet spare parts as a regional hub, enabling us to store a wide range of products. This improves efficiency by providing our customers in the global region with faster delivery times and lower prices. Sustainable Partnership   Salesplc is committed to building sustainable partnerships with customers and suppliers. It's a win-win-win situation. Sustainability also means responding to trends, evolution and innovation. This flexibility is also a guarantee of the future.We always focus on top brand products, top industrial partners innovation and industrial automation in the delivery of new components. Our sales office ensures that your to inquiries about spare parts are responsive. We actively participate in the customer's search for spare parts solutions or provide customized delivery advice. The customer's spare parts demand or delivery time question is always important to us.   + Availability, + Responsiveness: Your satisfaction is our top priority!   Salesplc spare parts supply chain ensures your optimization of the delivery cycle of industrial parts.

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