Product Overview

The NS6 Base is a 6-inch, electronics-free detector base designed for use in conventional fire alarm systems. It features a plastic tamper-lock lug and includes a built-in resistor for reliable circuit supervision.

The HSC-220R, HSC-221R, and HSC-224R models are compatible with Hochiki conventional detectors including SLR-24H, SLR-24V, SLV-24, SLV-24N, SLV-24V, SLR-835, SLR-835H, and DCD-135/190, and are also approved for use with legacy DFE 135/190 detectors. The HSC-(X)R series offers a 6-inch base with two sets of Form “C” relay contacts for additional control functionality.

Designed for durability and straightforward installation, these bases provide dependable performance across a wide range of conventional applications.

Key Features

• 6” electronics-free base
• Plastic tamper-lock lug
• Integrated current limiting resistor
• Latching annunciator output
• Latching circuit maintains alarm indication until reset
• Alarm LED support
• Two Form “C” relay contacts (HSC-(X)R models)
• Rugged construction