The WPVT-SN series are weatherproof, surface-mounted electroacoustic signaling devices. They are ruggedly constructed to withstand moisture, corrosion, dust, vibration, and extreme temperatures from -30° to 150° F. Stations include an environmentally resistant, high-intelligibility compression driver, a semi-flush enclosure, a variety of mounting accessories, and a weatherproof housing. Call button for protected call signaling capability. Stations are available in 15 or 2 watt versions with optional 25 volt transformer. The 8-ohm compression driver is the patented VT Series model with water-sealed, die-cast zinc construction and an integral exponential sound projector to provide clear audibility. The call switch is a heavy duty, momentary action push button with a 3 amp contact capacity. The call button has an SPDT type switch that is protected by a weather-resistant rubber boot to provide long-lasting and safe operation in outdoor and high humidity environments.

The WPVT-SN Series are compact 4 1/4" SQ x 3 1/8" D (108 x 79 mm) assemblies that are designed for semi-flush installation and accept a variety of mounting accessories to meet various installation requirements. The cabinet and faceplate are die-cast and finished in neutral gray epoxy.