DSC (HSM3408) 8 grade 3 hardwired zone expander module hsm3408

The DSC HSM3408 8 Zone Hardwired Expander Module represents a robust solution for expanding detection and monitoring capabilities in commercial fire alarm and security systems. Designed for integration with DSC control panels, this Grade 3 listed module provides professional installers with a reliable mechanism to increase zone capacity without compromising system performance or security integrity.

Engineered for demanding commercial environments, the HSM3408 enables systematic zone expansion across complex facilities such as office complexes, educational institutions, healthcare facilities, and industrial campuses. Its hardwired architecture ensures stable, consistent signal transmission and minimizes potential wireless interference or communication vulnerabilities inherent in less robust expansion modules.

Key Features

• Eight fully supervised hardwired zones supporting multiple detection device types
• Grade 3 certification meeting stringent security and reliability standards
• Compatible with most DSC commercial fire and security control panels
• Low current draw with stable power consumption profile
• Easy mounting configuration for standard electrical enclosures and panels
• Comprehensive tamper and fault reporting capabilities

Specifications

• Power Requirements: 12VDC nominal
• Current Consumption: Typical 45mA @ 12VDC
• Operating Temperature: 32°F to 120°F (0°C to 49°C)
• Relative Humidity: 85% non-condensing

Compliant with critical industry standards including NFPA 72 National Fire Alarm and Signaling Code, UL 268 for smoke detectors, and UL 464 for audible signaling devices, the HSM3408 provides professional installers a dependable solution for expanding detection zones in addressable and conventional fire alarm systems.

Ideal for retrofit and new construction applications involving complex fire detection architectures, this zone expander module seamlessly integrates with existing DSC control panels to enhance overall system monitoring capabilities. Typical deployment scenarios include multi-tenant commercial buildings, educational campuses, healthcare facilities, manufacturing environments, and mission-critical infrastructure requiring comprehensive fire detection coverage.

For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com