Jiangsu Profile
Product List
541. Speaker Box (CH70190) 
[Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70190) Features: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
542. High-Power Piezoelectric Ceramic Ultrasonic Transducer Piezoelectric Ceramics [Sep 02, 2025]
[Sep 02, 2025] Piezoelectric ceramics ultrasonic transducer are used to convert mechanical parameters such as pressure and acceleration into electrical parameters, or vice versa, to convert electrical signals into mechanical motion ...
Company: Sunny Technology Co., Ltd.
543. Fire Alarm Siren Sounder Rocking Armature Transducer Be46.5X15.5 19ohm [Sep 01, 2025]
[Sep 01, 2025] Product Details Characteristics No. Item Specifiations 1 Rated Voltage 24Vp-p 2 Operating Votage range 1~30 Vp-p 3 Coil Resistance 19±10% 4 AC Impedence at ...
Company: Sunny Technology Co., Ltd.
544. Fire Alarm Siren Sounder Rocking Armature Transducer Be46.5X15.5W [Sep 01, 2025]
[Sep 01, 2025] Product Details Characteristics No. Item Specifiations 1 Rated Voltage 24Vp-p 2 Operating Votage range 1~30 Vp-p 3 Coil Resistance 19±10% 4 AC Impedence at ...
Company: Sunny Technology Co., Ltd.
545. Fire Alarm Siren Sounder Rocking Armature Transducer Be46.5X15.5wg [Sep 01, 2025]
[Sep 01, 2025] Product Details Characteristics No. Item Specifiations 1 Rated Voltage 24Vp-p 2 Operating Votage range 1~30 Vp-p 3 Coil Resistance 19±10% 4 AC Impedence at ...
Company: Sunny Technology Co., Ltd.
546. Coaxial Ceiling Speaker Public Radio Back Ground Loudspeaker [Oct 14, 2025]
[Oct 14, 2025] EAMM-TA301: Power:10W Constant resistance:8Ω Dia for install: Φ165mm Sensitivity(1w/1m):90dB Frequency response: 80-20KHz Loudspeaker:Φ25Φ135mm Size: ...
547. Speaker Box (CH70187) [Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70187) Specifications: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
548. Speaker Box (CH70189) [Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70189) Specifications: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
549. Multilayer Piezo Actuators Piezo Stack PT70 [Sep 02, 2025]
[Sep 02, 2025] Product Details Model: PTJ150 series Brand: PANT Shape: Rectangular and Square Certifications: CE, RoHS, SGS ISO9001 Working voltage: -20 to 150V DC Operating temperature range: -20 to 120ºC Wire ...
Company: Sunny Technology Co., Ltd.
550. Rocking Armature Transducer Fire Sounder [Sep 01, 2025]
[Sep 01, 2025] BE39x15.5-70- LG 1KB.AL 1.39mm 24v 110dB alarm siren. 2.China professional electroacoustic manufacturer with 50 years.history. 3.Performance can be adjusted according to customer. 4.Variety terminal type. 5.Used in ...
Company: Sunny Technology Co., Ltd.
551. Rocking Armature Transducer Siren Sounder Fire Alarm Be46.5X15.5-125-Lp 5 [Oct 13, 2025]
[Oct 13, 2025] Product Details No. Item Specifications 1 Rated Voltage 24Vp-p 2 Operating Voltage range 1~30 Vp-p 3 Coil Resistance(20ºC) 19Ω±10% 4 AC Impedance at 1kHz ...
Company: Sunny Technology Co., Ltd.
552. Rocking Armature Transducer Siren Sounder Fire Alarm Be46.5X15.5-125-Lp 4 [Oct 13, 2025]
[Oct 13, 2025] Product Details No. Item Specifications 1 Rated Voltage 24Vp-p 2 Operating Voltage range 1~30 Vp-p 3 Coil Resistance(20ºC) 19Ω±10% 4 AC Impedance at 1kHz ...
Company: Sunny Technology Co., Ltd.
553. Rocking Armature Transducer Siren Sounder Fire Alarm Be39X15.5-100-Lp 1kba5 [Oct 13, 2025]
[Oct 13, 2025] Product Details No. Item Specifications 1 Rated Voltage 24Vp-p 2 Operating Voltage range 1~30 Vp-p 3 Coil Resistance 25Ω±10% 4 AC Impedance at 1kHz ...
Company: Sunny Technology Co., Ltd.
554. Rocking Armature Transducer Siren Sounder Fire Alarm Be39X15.5-100-Lp 1kba4 [Oct 13, 2025]
[Oct 13, 2025] Product Details No. Item Specifications 1 Rated Voltage 24Vp-p 2 Operating Voltage range 1~30 Vp-p 3 Coil Resistance 25Ω±10% 4 AC Impedance at 1kHz ...
Company: Sunny Technology Co., Ltd.
555. 1W 8Ω Speaker Pars of Towered Speakers Circle Shape Waterproof [Nov 27, 2025]
[Nov 27, 2025] Product Description: Support design and produce speakers according to customer's demand . Speaker 1w 8ohm speaker pars of towered speakers circle shape waterproof Diameter 30*5.2(H)mm Rated Power 1 Watt Max ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
