Wholesale Sensors Replacement for Balboa Water Group 25-175-0278 Sensor Assembly For Sale

Built with commercial-grade materials and precision-engineered copper sensor bulbs, this replacement delivers reliable temperature monitoring, stable heater operation, and dependable protection against overheating. It is compatible with many Balboa VS, EL, and GL control systems, as well as select Dream Maker Spas, Artesian Spas, and older Master Spas models.

If your spa is displaying common sensor-related error codes such as Sn, SnA, Snb, HL, HFL, OH, or OHS, replacing worn or failed sensors can restore proper system operation and eliminate inconsistent heating. Every Wholesale Sensors assembly is rigorously tested for quality and backed by responsive USA-based support and a 12-month warranty, giving you confidence that your spa will continue performing at its best.

• PERFECT OEM REPLACEMENT: This Wholesale Sensors premium dual-sensor assembly acts as a direct drop-in replacement for Balboa 30278KIT and 25-175-0278 systems. Engineered to meet or exceed original equipment manufacturer specifications, this legacy non-M7 hot tub repair kit replaces alternative factory part numbers 30278, BAL30278, BAL30278KIT, BWG30278, BWG30278KIT, BB30278, BB30278KIT, and Dream Maker Spas 400782 to quickly restore your spa to peak operating performance.

• BROAD SYSTEM COMPATIBILITY: Optimized for a wide variety of legacy pool and spa setups. This kit fits Balboa VS Series control packs including VS100, VS500, VS501, VS501SZ, VS504, VS510SZ, and VS520SZ, alongside the EL/GL Series EL2000 M2/M3, EL2001 M3, and EL8000 M3. It is also compatible with popular hot tub brands like Dream Maker Spas Plug and Play, Odyssey, and Crossover series, Artesian Spas Island and South Seas series, and older non-M7 Master Spas configurations.

• PREMIUM COMMERCIAL GRADE QUALITY: Built using top-tier materials for maximum durability and long-term reliability. This hot tub sensor set features an integrated 4-pin square motherboard connector, a 96-inch temperature cable, and a 31-inch high-limit safety sensor cable. Both precision-engineered lines terminate in robust 1/4-inch copper bulbs. Every assembly undergoes rigorous factory testing to ensure accurate temperature monitoring and extreme environmental resistance.
• SOLVES SPA SYSTEM ERROR CODES: Eliminate frustrating hot tub malfunctions with this simple plug-and-play installation. This dual-probe replacement array resolves common diagnostic issues by clearing Sn, SnA, Snb, HL, HFL, OH, and OHS fault codes on your digital topside panel. Swapping your faulty old sensors stops erratic heater cycling, prevents dangerous spa overheating, stabilizes water temperature tracking, and safeguards your internal control pack circuitry.
• TRUSTED USA SOURCED SUPPORT: Choose Wholesale Sensors for dependable pool and spa maintenance components. As a dedicated USA business, we back this premium dual-sensor replacement assembly with an industry-leading 12-month warranty against defects. Your purchase includes access to knowledgeable, domestic product support specialists ready to assist with troubleshooting, ensuring absolute peace of mind and long-lasting protection for your backyard investment.