Honeywell Home E302 O2 Cartridge for Toxic and Combustible Gas Detector, -40 to 50C

Keep your gas detection system performing at peak reliability with the Honeywell Home E302 O2 Cartridge. Purpose-built for toxic and combustible gas detectors, this gas detector cartridge provides continuous oxygen sensing to help protect personnel, facilities and security operations. Designed to operate from -40 to 50°C (-40 to 122°F), the E302 maintains accurate detection in harsh industrial, HVAC, and critical infrastructure environments. Its plug-and-play compatibility with E3Point STANDALONE and Network Monitors simplifies upgrades and routine maintenance, minimizing downtime for security and monitoring teams. The resilient construction and long-life sensing element lower service intervals and reduce lifecycle costs, while straightforward replacement (disconnect power before servicing) supports safe field installation and compliance workflows. Ideal for integration into building monitoring, surveillance back-of-house systems, and industrial safety networks, the Honeywell Home E302 O2 Cartridge helps ensure continuous, dependable gas monitoring where it matters most. Order the E302 to upgrade your gas detection strategy and maintain uninterrupted safety and security monitoring.

• Continuous, accurate oxygen monitoring to protect personnel and assets in industrial and commercial sites
• Wide operating range (-40 to 50°C) for reliable performance in extreme indoor/outdoor environments
• Direct drop-in compatibility with E3Point STANDALONE and Network Monitors for fast service and minimal downtime
• Durable, long-life sensor reduces maintenance frequency and lowers total cost of ownership
• Simple, safe replacement procedure (power off before servicing) to support compliance and rapid field swaps