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LD Series

Product model: LD Series
Payment Terms: TT , LC , Others
Product modelLD Series
Payment TermsTT , LC , Others


1.The active voltage limit and overload protection circuit, can be in the input signal overload and output load overload, can make the product work in the ideal state, the output distortion is controlled to less than 3%, protect the product itself from damage;

2.The power tube directly attached to the radiator design, with the new heat dissipation structure and short wind exhaust design, so that the power tube heat transfer and send out more efficient, lower working temperature, more stable use;

3.Perfect temperature protection function, at any time will control the product within the range of reasonable use, and will not appear mute phenomenon;


Product model LD-4600 LD-4800 LD-41000
8Ω(stereo) 4x600W 4x800W 4x1000W
4Ω(stereo) 4x900W 4x1200W 4x1500W 
2Ω(stereo) / /
8Ω(bridge) 2x900W 2x2400W 2x3000W 
Frequency range 20Hz-20KHz:±0.5dB
THD ≤0.1%
SNR ≥108dB
Damping   coefficient  ≥500 
Channel resolution ≥60dB
Input sensitivity  0.775V/26dB, 32dB 
protect soft start, under-voltage, over-voltage,   overheat, overload, over-current, DC protection
input impedance 20K/10K(balance/unbalance)
Cable category D D
Input plug XRL(Balance)
Output plug Speaker plug
Product size(HxWxD) 88x483x376mm
Packing size(HxWxD) 160x545x565mm
Gross weight 16.3kg 16.5kg 16.8kg
Net weight 18kg 18.2kg 18.5kg
Power supply ~220V-240V/50-60Hz

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Contact Us

Songshi Road, Shashui Village, Songgang, Shishan Town, Nanhai Dist..Foshan City, Guangdong Provice, China
General Distributor in Vietnam:
Add: 6/45 Bui Huy Bich Str., Hoang Mai Dist., Ha Noi City.
Hotline:+84 962 36 00 55 / +84 936 20 88 80

Company Details

Foshan City Nanhai Kafu Professional Audio Equipment Factory was founded in 1999, located in Foshan, China. With more than 24 years operating, we have built up mature products technology, high quality production system and after sale service system. Our products include passive&active line array speakers, full range speakers, subwoofer, power amplifiers, digital processors and peripheral products and and all accessories, which have been successfully applied in public entertainment market, government affairs,business conference, public cultural and sports market.
Foshan City Nanhai Kafu Professional Audio Equipment Factory