Water Tank Overflow Announcement Alarm, Model-OAV (Voice)

The SensaSwitch-OAV is an overflow alarm that provides dual Hindi and English voice alerts, built on science-backed technology for years of maintenance-free reliability. Unlike ordinary alarms, its anti-scaling circuitry prevents mineral buildup, while an integrated, low-voltage transformer eliminates the need for battery replacements. It features specialized sensor probes engineered to withstand the extreme heat and humidity inside water tanks without degrading. By investing in trademark SensaSwitch reliability, you ensure long-term, hassle-free property protection and water savings.

• Fully safe, works on a completely safe low volts signal and transformer based power supply (no battery required)
• Advanced anti-scaling circuitry that keeps water sensors free from any salt deposits (no maintenance)
• Reliable water sensors, high grade stainless steel sensor probes which are not affected by high heat and humidity

• Alarm device
• Raw water sensor set
• One year warranty from date of invoice
• Free delivery on India address 

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• Alarm Input: 220 Volts AC
• Sensing Water: Raw water in 5-50 degree celsius temp.
• Sensing Type: Anti-scaling conductivity sensing
• Signal Strength: 6-9 Volts 5 milli amps
• Wiring Range: 100 Meters (appx 300 feet)
• Alarm Sound: Voice, 75-85 dB