Products

MEIDI HN-1614 16mm 2048Hz Through-Hole Electromagnetic Passive Buzzer — a 16 mm through-hole electromagnetic passive buzzer with 6Vo-p rated voltage, 4–8Vo-p operating range, 2048Hz resonant frequency, 45±5Ω coil resistance, Max. 40mA rated current, and Min. 85dB sound pressure at 10cm. Black Noryl housing, -20℃ to +70℃ operating temperature, RoHS compliant. Requires external square wave drive at resonant frequency for tone generation. Request evaluation samples or submit an RFQ for volume pricing.

MEIDI HN-1295 12mm 2400Hz Through-Hole Electromagnetic Passive Buzzer — a 12 mm through-hole electromagnetic passive buzzer with 5Vo-p rated voltage, 3–7Vo-p operating range, 2400Hz resonant frequency, 42±5Ω coil resistance, Max. 80mA rated current, and Min. 85dB sound pressure at 10cm. Black PPO housing, -20℃ to +70℃ operating temperature, RoHS compliant. Requires external square wave drive at resonant frequency for tone generation. Request evaluation samples or submit an RFQ for volume pricing.

MEIDI HN-1260B 12mm 2730Hz Through-Hole Electromagnetic Passive Buzzer — a 12 mm through-hole electromagnetic passive buzzer with 3Vo-p rated voltage, 2–4Vo-p operating range, 2730Hz resonant frequency, 16±4Ω coil resistance, Max. 60mA current, and Min. 85dB sound pressure at 10cm. Black PPO housing, -20℃ to +70℃ operating temperature, RoHS compliant. Requires external square wave drive at resonant frequency for tone generation in industrial control panels, alarm modules, and legacy equipment designs. Request evaluation samples or submit an RFQ for volume pricing.

The MEIDI HND-4333M Electronic Alarm with 95dB Sound Output is a high-voltage electronic alarm delivering Min. 95dB sound pressure at 110VDC/VAC, 10cm, with a 2800±500Hz resonant frequency. Housed in a Φ43.0mm black ABS enclosure weighing approximately 36g, it operates from 60~150VDC/VAC with Max. 20mA current consumption. This continuous-tone electronic alarm suits industrial warning and notification systems. Contact MEIDI for datasheets and volume pricing.

The MEIDI HND-4218 12VDC Electronic Alarm Siren with 95dB Siren Tone is a 12VDC electronic alarm siren producing a Min. 95dB siren tone. With a compact housing, UL1007 AWG28 wire leads, and 5–18VDC operating range, it suits industrial, security, and automotive alarm applications. Contact MEIDI for datasheets and volume pricing.

The MEIDI HND-4020 3KHz Piezo Electronic Alarm is an electronic alarm unit with a 3000±500Hz resonant frequency and 1~25Vp-p operating voltage range. Delivering Min. 89dB sound output at Max. 5mA current consumption under 3Vp-p square-wave drive, its Φ39.5mm PPO housing suits panel-mount alarm and alert applications. Contact MEIDI for datasheets and volume pricing.