Bosch B426-M Ethernet Communication Module – Secure IP Module Connectivity for Solution 2000, 3000 & 4000 Alarm Panels
The Bosch B426-M Ethernet Communication Module delivers advanced, secure IP communications for Bosch's Solution 2000, 3000, and 4000 intrusion alarm systems. This versatile device enables full two-way communication for event reporting, panel programming, and remote diagnostics over both IPv4 and IPv6 networks. Designed for rapid installation and reliable performance, it offers plug-and-play convenience with advanced features like AES encryption, NIST FIPS-197 certification, and support for DHCP, Static IP, and UPnP services.

Whether for commercial, industrial, or high-security residential environments, the B426-M ensures seamless integration with your Bosch control panels, allowing system administrators to program, monitor, and control alarm systems remotely with software like RPS, A-Link, or browser-based configuration tools. With multiple certification approvals—including UL, ULC, CSFM, and C-Tick—the B426-M is ideal for compliance-critical installations, including fire alarm systems and high-security applications.
What’s Included in the Box
-
1 x Bosch B426-M Ethernet Communication Module
-
1 x Hardware Pack
-
1 x Interconnect Wiring Cable
-
1 x Quick Start Guide (Hardcopy)
-
1 x Literature Pack (Mini-CD)
Main Features
-
Full two-way IP communication and remote control panel programming
-
128, 192, or 256-bit AES encrypted line security (NIST FIPS-197 certified)
-
Supports IPv4 and IPv6 networks with auto or static addressing
-
Plug-and-play installation with UPnP for firewall-friendly connectivity
-
Flexible supervision, anti-substitution, and anti-replay protection
-
Advanced configuration via web browser, RPS, or A-Link Plus
-
DHCP, Static IP, Auto-IP, and DNS support
-
LED indicators for easy troubleshooting (TX, RX, and Heartbeat)
Detailed Specifications
-
Board Dimensions: 59.5 mm x 108 mm x 16 mm (2.19 in x 4.25 in x 0.63 in)
-
Operating Temperature: 0°C to +49°C
-
Relative Humidity: Up to 93% non-condensing
-
Power Requirements: 12 VDC nominal, 100 mA max
-
LAN/WAN Interface: RJ-45 Ethernet port
-
Ethernet Cabling: Cat 5 or better UTP (max length 100 m)
-
Data Bus Wire Size & Length:
-
22 AWG (0.65 mm): up to 150 m
-
18 AWG (1.02 mm): up to 300 m
-
-
Certifications:
-
UL 1023, 1076, 1610, 365, 609, 639, 864, 985
-
FCC Part 15 Class B
-
NIST FIPS-197 AES Encryption
-
CE, RoHS, EN50131
-
C-Tick (Australia), ULC (Canada), CSFM (USA)
-
Compatible Control Panels
-
Bosch Solution: 2000, 3000, 4000
-
GV Series: D9412GV2/GV3/GV4, D7412GV2/GV3/GV4, D7212GV2/GV3/GV4
-
B Series: B9512G/B8512G/B6512/B5512/B4512/B3512 (including -E variants)
-
AMAX: 2000/2100/3000/4000
-
Others: DS7220, DS7240, DS7400XiV4, FPD-7024, Easy Series V3+
Warranty Information
The Bosch B426-M is backed by a 3-year manufacturer's warranty, covering parts and labor for manufacturing defects. Warranty claims in Australia and New Zealand are handled locally through Bosch-authorized channels.
Brand Description
Bosch Security Systems is a globally trusted name in security innovation, offering top-tier solutions for intrusion, fire detection, video surveillance, and building automation. Their German-engineered systems are renowned for their reliability, compliance, and cutting-edge features that meet the evolving demands of modern safety and communication.
SKU
B426-M
Practical Use Scenarios
-
Remote Alarm Monitoring: Securely transmit alarm events to central monitoring stations using IP
-
Enterprise Integration: Use in commercial or institutional environments to integrate with automation platforms
-
High-Security Facilities: Meet stringent encryption and anti-substitution standards for compliance
-
Fire Panel IP Reporting: Utilize as a single communication path for UL864/NFPA72-compliant fire systems
-
Smart Property Management: Leverage remote access for diagnostics and system updates without site visits

