Aiphone WLW-BT.E Battery for One Way DECT Wireless Video Intercom

Keep your DECT video intercoms ready when it matters most with the Aiphone WLW-BT.E Battery, a purpose-built backup power solution for one-way wireless intercom systems. This Aiphone battery delivers a dependable 4Ah (4000 mAh) capacity and a steady 2.4V DC output so your intercom maintains clear audio and video for security, surveillance, and on-site monitoring. Using proven lead-acid chemistry, the WLW-BT.E offers stable discharge characteristics that reduce unexpected failures and simplify maintenance planning for facilities and installers.

Engineered to fit the One Way DECT Wireless Video Intercom (WL-11), the compact proprietary form factor makes swapping batteries quick and minimizes service windows — ideal for property managers, security integrators, and IT teams who need continuous communications. Whether you’re supporting entrance control, remote monitoring stations, or multi-unit residential intercoms, this battery helps preserve uptime and peace of mind. Add a spare to your maintenance kit or replace aging units now to ensure uninterrupted security monitoring and reliable intercom performance.

• Reliable 4Ah backup power to keep DECT video intercoms online for continuous security monitoring
• Compatible with One Way DECT Wireless Video Intercom (WL-11) for fast, hassle-free replacement
• Lead-acid chemistry provides stable, predictable output for dependable surveillance and communication
• Compact proprietary form factor reduces downtime and simplifies field service and inventory
• Consistent 2.4V DC output supports uninterrupted intercom operation during power interruptions