Many engineers reviewing Autonics B6MA-4GDP also explore Autonics Proximity Sensor, Autonics Digital Counter and Autonics B2Nb B1D R, ensuring they donβt miss strong alternatives before finalizing procurement decisions.
Autonics B6MA-4GDP - Melody Buzzers
Autonics Buzzer B6MA-4GDP from the Autonics B6MA series is a Melody Buzzer designed for industrial alert systems, delivering up to 105dB sound with 12β24V DC operation and IP65 protection.

| Brand | Autonics |
| Product Type | Buzzers |
| Product | B6MA-4GDP |
Autonics Melody Buzzers B6MA-4GDP Technical Specifications
| Specification | Value |
|---|---|
| Sound pressure | Max. 105dB(0.1m), max. 95dB(1m) |
| Power supply | 12-24VDC @(=) |
| Power consumption | Max. 3W |
| Environment_Ambient temperature | -10 to 55β, storage: -20 to 65β |
| Environment_Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Protection structure | IP65(front panel) |
| Sound type | 4 types(ambulance, police, ringtone, for elise) |
| Mounting hole | Γ66mm |
| Operation indicator | Red LED |
| Material_Body | Polycarbonate |
| Material_Cap | Polycarbonate |
| Weight | Approx. 170g(approx. 130g) |
The Autonics B6MA-4GDP is engineered as a 12-24V DC melody buzzer that consumes just 3W of power while producing up to 105dB sound pressure at 0.1m, ensuring it is heard even in noisy factory floors. With a 66 mm melody buzzer 12-24V design, it fits standard panel cutouts and provides quick installation. Operators can select between buzzer 4 melody types including ambulance, police, ringtone, and For Elise, depending on the required alert scenario. Its IP65 melody buzzer protection at the front panel ensures resistance to dust and moisture, while the robust polycarbonate body guarantees durability. An integrated red LED serves as an operation indicator, and optional accessories provide mounting flexibility. Lightweight at around 170g, this industrial melody buzzer 105dB balances energy efficiency with powerful performance for demanding environments.
In real-world use, the Autonics B6MA-4GDP is widely applied across industrial automation, safety signaling, and process monitoring. Engineers install this melody buzzer with LED in control panels to provide both audible and visual alerts, ensuring operators respond quickly to alarms. On production floors, it acts as a melody alarm buzzer Autonics for machinery status, while in warehouses it signals over-limit conditions or system errors. The combination of multiple sound patterns and high output makes the B6MA 4GDP melody buzzer reliable in manufacturing, automotive, and packaging industries. For training labs and institutions, it demonstrates practical alarm system integration, helping students and engineers understand sensor-to-buzzer signaling in automation.
The Autonics B6MA-4GDP is valued for its reliability, making it a preferred choice when seeking a replacement for B6MA-4GDP or an equivalent melody buzzer to Autonics B6MA-4GDP. Its compatibility with PNP open collector melody buzzer systems, availability of green LED melody buzzer options in the series, and melody buzzer with LED design provide flexibility in different automation projects. This Autonics B6MA series buzzer is supported by wholesalers, dealers, and distributors across India, ensuring industrial buyers get dependable solutions for safety and automation needs.







