Keystone External Surge Protector 10KV Parallel Wiring (KTSP-10KV) SKU KTSP-10KV by Keystone Original price $21.69 - Original price $21.69 Original price $21.69 | / Quantity Add to cart More payment options This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Usually Ships in 5-10 Business Days