Note: Previous part number 55137 is now replaced with G1920
Expander Board for 2nd pump used on VS520 Systems. Includes 30-amp fuse.
Important Note:
**Warning** This expander circuit board will NOT Replace 56710 / X-P3322 used in LPI501 Systems and could result in fire and damage to electrical components.
Need help determining the correct parts for your POOL, HOT TUB, or JETTED BATH? Contact us!