ABB TB840A 3BSE037760R1 S800 Modulebus Cluster Modem

Basic Product Identity: 

Optical cluster modem for ABB’s S800 I/O system, designed for 1+1 redundant operation, 

categorized as a Communication Module.

Product Identification:

■ABB Type Designation: TB840A.

■Catalog Number: 3BSE037760R1.

■HS Code: 85176200.

■Customs Tariff Number: 851762-- (classified under apparatus for transmission/reception of 

voice/images/data in wired/wireless networks).

Core Functional Specifications:

Supports 1+1 redundant operation, functioning as an optical cluster modem for Modulebus 

communication.

Mechanical Dimensions & Weight:

■Net Depth/Length: 96 mm.

■Net Height: 119 mm.

■Net Width: 54 mm.

■Net Weight: 0.2 kg.

Environmental & Compliance：

■RoHS Status: Compliant with EU Directive 2011/65/EU.

■WEEE Category: 5 (Small Equipment, no external dimension exceeding 50 cm).

■Number of Batteries: 0.

■SCIP Identification: d47207cb-70e5-4cf8-b88d-0ac7c9e64277 (Estonia).

System Compatibility:

■Compatible with ABB 800xA System (6.0) and Compact Product Suite.

■Supports S800 I/O versions 4.1, 5.0, and 5.1.

■Categorized under Control System Products → I/O Products → S800 I/O → Modulebus Units and 

related subcategories for both 800xA and Compact Product Suite.