✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Summer Sale Honeywell|621-9939| Dual-port Serial I/o Module Gift Ready [H2hgSTWv]

$48.99 $156.99 -69%

Honeywell Dual-Port Serial I/O ModuleIntroducing the Honeywell 621-9939 Dual-Port Serial I/O Module, a cutting-edge solution designed to enhance communication efficiency in IPC 621 systems. This module is engineered to provide seamless data transfer

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Summer Sale Honeywell|621-9939| Dual-port Serial I/o Module Gift Ready [H2hgSTWv]

Honeywell Dual-Port Serial I/O Module

Introducing the Honeywell 621-9939 Dual-Port Serial I/O Module, a cutting-edge solution designed to enhance communication efficiency in IPC 621 systems. This module is engineered to provide seamless data transfer and flexible I/O integration, making it an ideal choice for a wide range of industrial applications.

Key Features and Specifications

The Honeywell 621-9939 boasts dual serial port support, allowing for simultaneous communication with multiple devices. With high-speed data transfer capabilities, this module ensures rapid and reliable data exchange. Its flexible I/O integration feature enables easy connection to various industrial devices, making it a versatile addition to any IPC 621 system. Here are some of its key specifications:

  • Compatibility: Designed to be seamlessly integrated with IPC 621 I/O racks.
  • Ports: Equipped with 2 serial channels for expanded connectivity.

Performance and Reliability

Featuring a data rate of up to 9600 baud, the Honeywell 621-9939 ensures quick and efficient data transmission. The module is powered by a 5V DC supply from the rack, drawing a typical current of 300mA, ensuring stable operation. With an operating temperature range of 0°C to 60°C and dimensions of 4.5" x 1.5" x 10.0", it is compact yet robust. The 500V DC isolation between the module and logic provides enhanced safety and reliability. Whether you're looking to streamline your industrial processes or improve communication within your system, the Honeywell 621-9939 Dual-Port Serial I/O Module is the perfect choice.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

The performance is rock-solid and so precise.

- Beli R..

January 17, 2026

Absolutely no complaints!

I'm happy with the product. It is very, very, very, very nice.

- Gwydion J..

January 17, 2026

Absolutely no complaints!

I'm happy with this. And it works so very, so great.

- Math L..

Write a Review

You Might Also Like

Discover more great products from our collection.

White Grapefruit Candle

White Grapefruit Candle

(399)
$25.99 $83.99 -69%
VEVEY Armoire

VEVEY Armoire

(19)
$43.99 $140.99 -69%
Hatsan PCP håndpumpe

Hatsan PCP håndpumpe

(582)
$59.99 $191.99 -69%
509-0416 SEAL-OIL

509-0416 SEAL-OIL

(216)
$20.99 $67.99 -69%
Ikat Patches - PLDM2181

Ikat Patches - PLDM2181

(126)
$50.99 $163.99 -69%
Mikropinzette

Mikropinzette

(437)
$62.99 $201.99 -69%

Copyright 2026 © technovaprecision.com

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY