Napco PWD Window/Door Transmitter

Protect entry points across commercial and residential sites with the Napco Security Technologies PWD Window/Door Transmitter, a compact magnetic contact transmitter engineered for reliable, low-maintenance monitoring. Designed for fast installation, the PWD features easy-alignment markings and offers both self-stick and screw mounting so technicians can complete installs quickly and securely. With a long open-air wireless range of up to 820' and 1-way encrypted signaling that complies with UL 639 and ULC S306, this transmitter delivers dependable communications for security, surveillance, and alarm systems. Tamper supervision alerts the control panel to unauthorized access or removal, while included CR2032 batteries provide extended service life to reduce follow-up visits. The PWD is ideal for door and window protection in retail, office, multi-family, and critical infrastructure applications where unobtrusive, proven sensors are required. Integrate the PWD transmitter into your next intrusion or monitoring project to improve perimeter detection and lower maintenance costs — contact your Napco distributor or add to your system build list today.

• Fast, low-cost installation with easy-alignment markings and included self-stick tape or optional screws to reduce labor and downtime
• Flexible placement and dependable wireless monitoring with up to 820' open-air range for larger properties and complex layouts
• Secure signaling: 1-way encrypted transmission compliant with UL 639 and ULC S306 to meet commercial safety requirements
• Tamper‑supervised design protects against unauthorized removal or interference, improving system integrity
• Long battery life with two CR2032 lithium coin cells included, minimizing maintenance and service visits
• Compact, low-profile magnetic contact ideal for both commercial and residential security and surveillance installations