MBK410C - Loudspeaker Audac - Free user manual and instructions
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| Product type | Loudspeaker |
| Brand | Audac |
| Model | MBK410C |
| Speaker type | In-ceiling speaker |
| Woofer | 4" (100 mm) cone |
| Tweeter | 0.5" (13 mm) dome |
| Impedance | 8 ohms (low impedance) / 100V line taps |
| Power (RMS) | 10 W |
| Power (Peak) | 20 W |
| Frequency range | 80 Hz - 20 kHz |
| Sensitivity | 90 dB (1W/1m) |
| Dimensions (Ø x D) | 200 mm x 75 mm |
| Cut-out diameter | 170 mm |
| Weight | 0.7 kg |
| Mounting | Flush ceiling mount |
| Color | White |
| Material | ABS frame, steel grille |
| Input | Spring terminal with 3W/6W/10W transformer taps |
| Recommended amplifier | 10W RMS at 8 ohms |
| Installation | For indoor use, secure with clamps |
| Cleaning | Wipe with dry or damp cloth |
| Safety | Disconnect power before installation |
| Spare parts | Grille, transformer, driver available as spares |
Frequently Asked Questions - MBK410C Audac
What speaker type is the Audac MBK410C?
The Audac MBK410C is a 4-inch in-ceiling loudspeaker designed for background music, paging, and public address applications.
Can the MBK410C be used with a 100V line system?
Yes, the speaker comes with a built-in 100V line transformer. You can select power taps of 3W, 6W, or 10W to match your system impedance.
What are the electrical connection options?
The MBK410C has a spring-loaded terminal that accepts bare wires. It supports both low impedance (8 ohms) and 100V line operation, depending on the tap selected.
What is the maximum power handling of the speaker?
The speaker handles 10W RMS (20W peak) on the low-impedance 8 ohm tap. When using the 100V line, choose the appropriate tap (3W, 6W, or 10W) to avoid overdriving.
How do I install the MBK410C into a ceiling?
Cut a hole with a diameter of 170 mm in the ceiling. Connect the wires, insert the speaker, and tighten the mounting clamps until it is secure.
What is the required ceiling depth for installation?
The speaker has a total depth of 75 mm. The ceiling void must be at least 75 mm deep to accommodate the rear housing.
How should the speaker grille be cleaned?
Remove the grille by gently pulling it off. Clean it with a soft brush or a damp cloth. Do not use abrasive cleaners, as they can scratch the finish.
Can I paint the grille to match my ceiling?
Yes, the grille is paintable. Apply a thin layer of paint and ensure that the holes are not clogged. Mask off the driver before painting to prevent damage.
Is the Audac MBK410C suitable for outdoor or humid environments?
No, this speaker is intended for indoor dry locations. Exposure to moisture can damage the voice coil and metal parts.
What is the typical warranty for Audac speakers?
Audac offers a 2-year warranty on the MBK410C, covering defects in materials and workmanship under normal use.
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