Kramer 13-80477190 PA-50HZ Power Amplifier, 50W at 70-100V

Optimize paging, voice evacuation and background audio with the Kramer Electronics PA-50HZ professional power amplifier. Built for small-to-medium meeting rooms, classrooms and security control centers, this pro amplifier delivers 50W RMS into 70V or 100V distributed speaker systems to ensure intelligible speech and consistent coverage for surveillance, monitoring and public-address applications. Its compact 4.2" x 4.1" x 1.7" chassis conceals a rugged Class‑D amplifier with convection cooling for whisper‑quiet, energy-efficient operation in continuous-use environments. A balanced stereo input with adjustable input levels makes it easy to connect mixers, microphones or paging systems, while 48V DC power compatibility supports modern low-voltage deployments. Whether you’re upgrading an AV installation or specifying audio for a security or surveillance project, the PA-50HZ provides reliable, high-fidelity amplification and long-term support backed by a 7-year limited warranty. Add the PA-50HZ to your system for clearer announcements and dependable monitoring — contact your Kramer reseller or request a quote today.

• Delivers dependable 50W output over 70V/100V lines for clear paging, voice announcements and background audio in security and monitoring systems
• Slim, compact chassis for discreet installation in tight racks, classrooms, meeting rooms or control rooms
• Efficient Class‑D design with convection cooling for quiet, energy‑saving continuous operation
• Balanced stereo input and adjustable level controls simplify integration with mixers, microphones and AV or surveillance equipment
• 48V DC power compatibility and a 7‑year limited warranty provide long-term reliability and peace of mind