Product images are provided for reference and may not represent the exact model, configuration, or included components.

No Bots, Just Experts

Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.

Description

Black Box ME890A-R2 RS-232 Data AND Control Leads

Overview

The Black Box ME890A-R2 is a dedicated cable assembly designed for establishing asynchronous RS-232 serial communication links. This cable is critical for integrating legacy equipment or devices that rely on serial data transfer for control and information exchange, such as older industrial controllers, diagnostic tools, or specific sensor arrays. Its purpose is to provide a reliable physical connection for serial data and control signals between two RS-232 compliant devices.

Compatibility

This cable is engineered for direct connection between any two devices equipped with standard DB9 male or female RS-232 serial ports. It is suitable for use with a wide range of industrial automation equipment, point-of-sale systems, network devices requiring console access, and any application where asynchronous serial data transmission is required. It is not specific to any particular surveillance system but serves as a general-purpose serial interface cable.

Installation Notes

Ensure that the RS-232 ports on both connected devices are configured for compatible baud rates, data bits, parity, and stop bits. The ME890A-R2 is a straight-through cable, meaning pin 1 on one end connects to pin 1 on the other, pin 2 to pin 2, and so on. Verify the pinout requirements of your specific connected devices to ensure correct data flow and control signal routing.

What's in the Box

  • 1x ME890A-R2 RS-232 Data AND Control Lead
Specifications
Brand: Black Box
MPN: ME890A-R2
Color: Black
Connectivity: RS-232
Q&A
Reviews
Have Questions?

Black Box Extend Async RS-232 Data AND Control Leads - ME890A-R2

$344.99
$307.99

RELATED PRODUCTS

System Design, Deployment & Technical Support

Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.

Fixed scope • Fixed price

System Design Assistance

  • Get help validating product compatibility
  • Coverage requirements
  • Storage planning and deployment architecture before you buy.
Request Design Help

Deployment & Configuration Support

  • Access fixed-scope support for rollout planning
  • User setup guidance
  • Migration and system standardization across single-site or multi-site deployments
View Support Services

Guides, Tools & Calculators

  • PoE requirements
  • Storage retention
  • Camera selection and deployment methodology
Open Technical Resources