Procurement managers rarely finalize B2NB-B1D without reviewing Autonics Proximity Sensor, Autonics Digital Counter and Autonics B2Nb B1D R, ensuring that the chosen component meets budget, compliance, and delivery conditions.
Autonics B2NB-B1D - Magnetic Buzzers
Autonics B2NB-B1D Magnetic Buzzers deliver reliable audio alerts for industrial automation, ensuring safety and signaling in machinery and control systems.

| Brand | Autonics |
| Product Type | Buzzers |
| Product | B2NB-B1D |
Autonics Magnetic Buzzers B2NB-B1D Technical Specifications
| Specification | Value |
|---|---|
| Sound pressure | Approx. 87Β±10dB(0.1m) |
| Power supply | 12-24VDC @(=) |
| Power consumption | Max. 1.5W |
| Environment_Ambient temperature | -15 to 55β, storage: -25 to 65β |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP30(front panel) |
| Sound type | Continuous sound/Intermittent sound |
| Mounting hole | Γ22/25mm compatible |
| Operation indicator | Green LED |
| Material_Body | Polyamide 6 |
| Material_Cap | Polycarbonate |
| Weight | Approx. 214g(approx. 14g) |
The Autonics B2NB-B1D Magnetic Buzzer is designed with a sound pressure of 87Β±10dB at 0.1m, making it loud enough for industrial environments. It operates on a wide 12β24VDC power supply, consuming only 1.5W, ensuring stable and energy-efficient performance in control panels and automation systems.
This model features a durable polyamide body and polycarbonate cap, with an IP30-rated front panel for protection. It includes a green LED operation indicator, allowing engineers to visually confirm buzzer activity. With a compact weight of 214g and a Γ22/25mm mounting hole design, installation is simple and secure.
Engineered for reliability, the B2NB-B1D functions smoothly in ambient temperatures from -15 to 55β and humidity levels of 35β85% RH. These specifications ensure consistent operation in harsh industrial conditions, making it a trusted signaling device in diverse applications.
The Autonics B2NB-B1D Magnetic Buzzer is widely used in automation panels, production lines, packaging systems, and safety equipment where clear audible alerts are essential. Its dual sound modesβcontinuous and intermittentβhelp differentiate between warning signals and process completions. Engineers rely on its durability for long-term use, while students and professionals value it for learning applications in electrical and automation projects. From automotive assembly to material handling, the B2NB-B1D supports safer and more efficient industrial operations.







