Optex LSH-20 Replacement D-Cell 3.6V Lithium Battery for TF/QFR Series

Keep your perimeter detection and photoelectric beam systems running reliably with the Optex LSH-20 replacement D-Cell 3.6V lithium battery. Specifically recommended by Optex for TF, QFR, AX and SL series photoelectric detectors, this non-rechargeable Li-SOCl2 battery delivers long shelf life and a stable 3.6V output that minimizes false alarms and reduces service visits. The rugged stainless-steel, hermetically sealed construction and built-in safety vent protect against leakage and environmental stress, providing safer, maintenance-free power for intrusion detection and surveillance monitoring. With UL component recognition and RoHS compliance, the LSH-20 meets industry safety and environmental expectations for professional security installations. The easy drop-in replacement design keeps monitoring and alarm systems operational between scheduled maintenance, helping integrators and facility managers cut downtime and total cost of ownership. Ideal for contractors, integrators and security teams who require dependable power for beams and sensors. Order the Optex LSH-20 today to ensure continuous monitoring of your security and surveillance systems.

• Reliable long-life power that reduces maintenance and keeps TF/QFR/AX/SL photoelectric beams and intrusion sensors operational
• Optex-recommended drop-in D-Cell replacement with stable 3.6V output for consistent performance
• Rugged stainless-steel, hermetically sealed design with built-in safety vent to prevent leakage and environmental damage
• Li-SOCl2 chemistry delivers long shelf life and steady voltage under varying conditions for security and surveillance applications
• UL component recognition and RoHS compliance for professional-grade safety and environmental standards
• Broad compatibility across Optex TF, QFR, AX and SL series simplifies inventory and speeds field servicing