Martin Audio A40 Passive On-Wall Loudspeaker

The Martin Audio A40 is a passive two-way on-wall loudspeaker designed for professional audio installations in commercial environments. It features a 4-inch low-frequency driver and a 0.75-inch silk dome high-frequency driver housed in an ABS enclosure. Procure.ae supplies this equipment across the UAE, offering installation services, free training, and support to businesses, schools, hospitals, and government buyers.

The Martin Audio A40 delivers clear audio with a frequency response of 98Hz-17kHz ±3dB and a maximum SPL of 109dB peak. It utilizes a 4-inch LF driver with a 1-inch high-temp voice coil and a 0.75-inch silk dome HF driver, crossed over passively at 3.5kHz. The unit provides 110° horizontal by 80° vertical dispersion and includes built-in LF/HF overload protection for reliable operation in demanding settings.

This loudspeaker is rated at 40W AES power with a nominal impedance of 16 ohms and sensitivity of 87dB/1W/1m. It connects via Phoenix-style 12A plugs and includes a wall bracket for vertical or horizontal mounting. The ABS enclosure meets UL 94V-0 standards, offers IP54 rating with an optional cover, and weighs 1.75kg. Procure.ae facilitates bulk quotations and project supply across the UAE.