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61. 97dB/107dB High Qualtity Waterproof Car Alarm with IP68 10~48V 
[Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B41 12~48 97/107 manually adjust the output level(2 gears optional) YS-B42 12~48 97 beep sound YS-B43 12~48 107 beep ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
62. 12-36V 112dB Reverse Alarm for Trucks Mine Machinery [Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B01C 12~36 107 continuous sound YS-B02 12~36 107 beep sound YS-B04A 12~36 112 beep sound YS-B04-5 12~48 115 siren ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
63. 12-24V Talking Reversing Turning Alarm for Trucks [Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B21 12~48 97 white noise optional YS-B22 12~48 102 white noise (12~24V)available YS-B23 12~48 bespoke message YS-B24 12~48 107 ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
64. 12-48V 112dB Reversing Buzzer Alarm with IP68 Protection [Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B41 12~48 97/107 manually adjust the output level(2 gears optional) YS-B42 12~48 97 beep sound YS-B43 12~48 107 beep ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
65. Universal Use Beep Sound Reverse Alarm 12V~48V 102dB Car Backup Alarm [Nov 27, 2025]
[Nov 27, 2025] Product Description Reversing alarms and warning alarms, also known as backup alarms or reversing buzzers, are installed in vehicles and equipment to alert pedestrians, workers, and other nearby people to the ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
66. Reverse Alarm with White Noise, Shhshh for Truck [Nov 27, 2025]
[Nov 27, 2025] Product Parameters Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B31 12~48 97 white noise optional YS-B32 12~48 102 white noise (12~24V) optional YS-B33 12~48 voice alarm multiple ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
67. Truck Back up Alarm Reverse Horn Safety Reversing Alarms with CE [Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B41 12~48 97/107 manually adjust the output level(2 gears optional) YS-B42 12~48 97 beep sound YS-B43 12~48 107 beep ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
68. Reverse Alarm with Super Loud Beeper Tone and AMP Connector for Trucks Mine Machinery [Nov 27, 2025]
[Nov 27, 2025] Model Voltage(VDC) Output Level (±4dBA @4FT) Remarks YS-B61 12~48 107 white noise (12-24V) optional YS-B62 12~48 112 beep sound YS-B62H 16~32 115 beep sound YS-B63 12~48 102 white noise ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
69. 107dB High Performance Safety Reversing Alarm Buzzer Back up Alarm with CE Certificates [Nov 27, 2025]
[Nov 27, 2025] Model Voltage (VDC) Output level(±4dBA @4FT) Remarks YS-B31 12~48 97 white noise optional YS-B32 12~48 102 white noise (12~24V) optional YS-B33 12~48 voice alarm multiple voice options, ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
70. ATEX DC 24V Aluminum Alloy Explosion-Proof Linear Beam Smoke Detector Fire Alarm for Chemicals [Dec 25, 2025]
[Dec 25, 2025] ATEX DC 24V Aluminum Alloy Explosion-Proof Linear Beam Smoke Detector Fire Alarm for Chemicals Product Parameters ITEM PRODUCT NAME JDHW Explosion-Proof Reflective Infrared Beam Smoke ...
71. Alarm Systems Blind Spot Forklift Pedestrian Warning Proximity Sensor Alarm [Sep 09, 2025]
[Sep 09, 2025] Alarm Systems Blind Spot Forklift Pedestrian Warning Proximity Sensor Alarm 1.Technical data Rated voltage 12-48Vdc Size/Weight 120*120*61(mm)/270g Operating ...
72. Top Sale High Quality Waterproof Auto Reverse Horn Back up Alarm High Decibel Buzzer Alarm [Nov 27, 2025]
[Nov 27, 2025] Product Description: Support design and produce speakers according to customer's demand . Output Level 97 ± 3dB(A) AT 4FT Voltage 12-24 VDC Max Current Drain <0.6 A Temperature Range -40ºC - ...
Company: Changzhou Wujin Yueda Electroacoustic Equipment Co., Ltd.
73. Combustible Gas Detection Alarm with Voice Prompt [Nov 08, 2025]
[Nov 08, 2025] Enhanced Smart Features: Modern smoke alarms can be equipped with multiple additional functions. These include "mobile app integration" for remote status checks and alert notifications, a "mute shortcut" to temporarily ...
74. Intelligent Voice & Light Gas Alarm for Home [Nov 08, 2025]
[Nov 08, 2025] Enhanced Smart Features: Modern smoke alarms can be equipped with multiple additional functions. These include "mobile app integration" for remote status checks and alert notifications, a "mute shortcut" to temporarily ...
75. Sound & Light Gas Alarm with Concentration Display [Nov 10, 2025]
[Nov 10, 2025] Enhanced Smart Features: Modern smoke alarms can be equipped with multiple additional functions. These include "mobile app integration" for remote status checks and alert notifications, a "mute shortcut" to temporarily ...
