QED SS30 3-Way Speaker Switch

SS30 3 Way Speaker Switch The SS30 3-Way Series Speaker Switch allows you to switch between up to three pairs of speakers for your ultimate set up The SS30 enables safe connection and switching of three pairs of speakers from a stereo amplifier FEATURES AND BENEFITS Series/Parallel Switching Ensures Safe Amplifier Loading. Minimum load impedance - 4 Ω (Using Three Pairs of 8 Ω Speakers) Power Rating: 150 Watts RMS Silver Plated Switch ContactsLarge Cable Entry Protected Terminals (3.95 mm dia)Dimensions (HxWxD): 55 mm x 157 mm x 155 mm QED SWITCHING FAQ What are the differences between the speaker switches in terms of impedance? All the speaker switches are configured so that if you use 8 Ω speakers the minimum impedance seen by the amplifier will be 4 Ω What are the benefits of series vs parallel ? The switches which have more than two sets of speakers use a combination of series and parallel switching to achieve the minimum impedance of 4 Ω no matter what combination of sp