Specifications: Construction: open structure Using method: transmitter/receiver Center frequency: 23 +/- 1.0khz Sound pressure level: 115 db min. Sensitivity: -67 db min. Capacitance: 2500pf +/- 20% at 1khz Allowable input voltage: 80 vp-p Directivity: 50 +/- 15 degree Detectable range: 0.2 ~ 15m Resolution: 10mm Housing material: aluminum Carton lined with foam tray
Application: Siren and alarms is widely used in fire fighting, car, office, residential building and security equipment etc Specifications: Dc resistance: 19 ohm +/- 10% Impedance: 100 ohm +/- 25% at 1khz Frequency range: 2000hz +/- 20% S.P.L: >= 90db at 10cm 2000hz 9vp-p square wave >= 95db at 30cm 1000hz 12vp-p square wave Export standard carton
Features: *Water proof and dual use *Compact and light weight *High sensitivity and sound pressure *Less power consumption *High reliability Electrical and Mechanical Characteristics: Type: LSPU1448FWAH09G, dia: 14mm, H: 9mm Using Method: Dual use Frequency: 48 +/- 1KHz S.P.L: >= 85dB (30cm/10Vrms) Sensitivity: >= -90dB/V/u bar Capacitance: 2100pF+/-25% at 1KHz Directivity: 110 x 50 degree Allowable input Voltage: 160 Vp-p Housing Material: Aluminum carton lined with foam tray
Application: Automotive alarms; Toys, games machines etc;Conveyors, medical equipment; Electrical appliances; Automatic control devices; Fire alarms, burglar alarms, gas detectors; Data processing equipment. Specifications: Rated voltage (vp-p) 5 Operating voltage (vp-p) 1-30 Rated current (ma) 5 max. Capacitance at 100hz 1v (pf) 70000 +/- 30% Sound output at 10cm (db) 87 min. Resonant frequency (hz) 900 +/- 150 Standard export carton
Supplier: Wireless charger, batteries power bank, dust sensor, optical disc drive, tof, lidar, ar glass
Power (W): 18; Power factor: 0,5; Voltage/Frequency (V/Hz): 220/50; CCT (K): 6500/3000; Luminous efficacy (lm/W): 70; CRI (Ra): 80; Life span (hrs): 25.000; IP54; Two options: Round shape & Square shape; Flicker-free; CE, KC certified, can apply for other standards as requirements; Warranty: 2 years; OEM accepted;