GREENHEAD 18S is an active subwoofer featuring a 1600 W Class D Power Amplifier and is equipped with a 18” transducer.
The system delivers outstanding sound pressure levels (up to 129dB) in spite of its compact housing, while providing a clean, impressively precise low-end reproduction.
Its outstanding audio performance allow user to build most of the PA systems with 1 single sub and 2 full range speakers, 2 GREENHEAD15 for example, avoiding any external processing or crossover thanks to a balanced Xover signal to left and right speakers.
The series comes with a full grille design in a lightweight (33.2kg) wood cabinet strengthened with a hardwearing, scratch-resistant black covering. Side handles enhance portability. The design of the top side eases subs stacking for larger systems and features a M20 pole mount thread to stack full-range speakers.
System typeVented box
LF18” Custom Ferrite - 2.5” V.C
Frequency response42Hz -130Hz (-10dB)
Max SPL129 dB
Peak power1600 W
I/O ConnectorsLINE IN LEFT/MONO XLR-F + 6,35mm (1/4”) jack
LINE IN RIGHT: XLR-F
LINK OUT L/R: 2 x XLR-M
LINE OUT: 2 x XLR-M
ControlsVOLUME knob GND LIFT, LOW CUT, PHASE switches
Housing18 mm Plywood
Dimensions (WxHxD)661 x 535 x 560 mm
Delivery & Returns
Free Delivery on all orders of any size! Once your order is dispatched it will be delivered within 2-3 working days. Next Day Delivery is available at checkout at an extra cost of £5.99 on all products in stock. If any product in your order states usually dispatched within 3-5 working days, or stock due date, the product will be ordered directly from our suppliers and shipped out to you when it arrives at our warehouse. All in-stock orders placed before 2 pm will be dispatched the same day, if you place an order after this time or on a weekend or bank holiday then we will dispatch the following working day. If you would like to return your product for any reason, our friendly team is on hand to assist, so please get in contact with us.