How long does it take for me to switch from my current electricity retailer to another retailer? Leona January 29, 2019 09:28 Updated Follow If you are currently with SP Services, it requires 2 weeks. Related articles Can I switch back to SP after my contract with my electricity retailer ends? Will my electricity supply be cut if I switch retailers? What if I'm not eligible to switch now? How do I make payment? What will happen if I decide to relocate to a different address before the contract ends? Comments 0 comments Please sign in to leave a comment.