Model Number: EFR-40/48/58RS14B1 Key Specifications/Special Features: The ultrasonic sensor applications:Ultrasonic distance measuring Ultrasonic transmitting and receiving for the against and natural calamities against equipmentsCharacteristics:High sensitivity, high reliability, high stability High and low temperature resistance, humidity resistance, shock resistance, vibration resistance and moreSpecifications:Nominal frequency: 40/48/58 ±1kHz Capacitance: 2,000pf ± 15% Ring time: ≤1.2 minutes Sound pressure level: 105 ±5dB Sensitivity: -73 ±5dB Resistance: 500Ω Directivity: 110 x 60 degrees Input voltage: (Vp p) 150 maximum Operating temperature range: -35 to +80 degrees Celsius Storage temperature: -40 to +85 degrees Celsius Weight: 2.4g Shipping Information:

• FOB Port: Chengdu
• Lead Time: 7 - 15 days

Main Export Markets:

• Mid East/Africa
• Asia
• Western Europe