Best Wsb1275 Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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Wayne

Good Seller
50–100 sold/mo

Wayne Maintenance Free Standby Battery for Backup Sump Pumps (WSB1275) | 12V 75Ah, Maintenance-Free Sealed Battery, Precharged, Fits ESP25N, WSS30VN, WBPS50, Rechargeable, 1-Yr Warranty

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Wayne

Bundle of Wayne Preassembled Primary & Battery Backup Sump Pump Combo System + Wayne Maintenance Free Standby Battery for Backup Sump Pumps (WSB1275)

Indoor Use Only: This 1/2 HP WAYNE indoor sump system is perfect to keep your basement or indoor area dry during heavy water flow, even if you lose electricity; whether it’s rain, snow melting or more, WAYNE model WSS30VN can keep your basement dry
Fully Charged - 12V/75Ah sealed battery comes fully charged with carry handles for convenience.
Efficient Design: Comes preassembled and ready for drop-in for easy installation in 15 minutes or less with no need to drill a weep hole; fits in 16” diameter or larger sump basins
Additional Features: The system has been tested to 1 million cycles for long-lasting use; comes with 8-foot SJTW power cord
Quality You Deserve: Proudly assembled in the USA for quality you can trust; warrantied for 3 years for dependable, efficient, & ultra-quiet performance
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Mighty Max Battery 12V 75AH GEL Battery Replacement for Wayne WSB1275

ML75-12 GEL is a 12V 75AH GEL rechargeable maintenance free battery - UL Certified
Reliable Performance: Our GEL batteries deliver consistent, long-lasting power thanks to their slower self-discharge rate compared to AGM batteries. This means they retain their charge longer when not in use, making them a superior upgrade choice
Durability in Extreme Conditions: Mighty Max GEL batteries provide consistent performance in extreme temperatures, excelling in a wide range of climates. Their resilience to temperature fluctuations allows for solid power delivery, whether you're operating in the heat of summer or the chill of winter
Engineered for Rugged Use with Enhanced Safety Features: Our GEL batteries feature a thick, non-spillable gel paste that is safer and less prone to leaks, reducing the risk of acid spills and harmful fumes. This meticulous design enables our gel batteries to resist vibrations and shocks, making them well-suited for demanding environments
Trusted by our customers: Mighty Max has earned a solid reputation for quality and reliability, making it a brand people trust. Experience the benefits of advanced GEL technology for superior discharge capabilities, enhanced safety, better performance, and longer lifespan
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Mighty Max Battery 12V 75AH Lithium Replacement Battery compatible with Wayne WSB1275-2 Pack

ML75-12LI is a 12V 75Ah group 24 Lithium iron phosphate sealed, rechargeable and maintenance free battery. Direct drop in lead acid replacement - Pack of 2
Dimensions 10.19 inches x 6.50 inches x 8.38 inches. Terminal: Internal Thread. Listing is for the battery and screws only. No wire harness or mounting accessories included.
Stronger, Lighter and Longer 2500 cycle life expectancy compared to the traditional sealed lead acid batteries.
Designed for safety with built in Battery protection BMS. BMS provides high voltage protection, low voltage protection, over high current protection, high temperature protection, short circuit protection, and over charge protection. Designed to be used in parallel or in series with a maximum of 4 identical batteries. Make sure to only use a compatible lithium charger for this battery. Having loose terminals will cause a buildup of heat resulting in damage to the battery.
Full One Year Warranty
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Mighty Max Battery 12V 75AH Lithium Replacement Battery for Wayne WSB1275

ML75-12LI is a 12V 75Ah group 24 Lithium iron phosphate sealed, rechargeable and maintenance free battery. Direct drop in lead acid replacement.
Dimensions 10.19 inches x 6.50 inches x 8.38 inches. Terminal: Internal Thread. Listing is for the battery and screws only. No wire harness or mounting accessories included.
Stronger, Lighter and Longer 2500 cycle life expectancy compared to the traditional sealed lead acid batteries.
Designed for safety with built in Battery protection BMS. BMS provides high voltage protection, low voltage protection, over high current protection, high temperature protection, short circuit protection, and over charge protection. Designed to be used in parallel or in series with a maximum of 4 identical batteries. Make sure to only use a compatible lithium charger for this battery. Having loose terminals will cause a buildup of heat resulting in damage to the battery.
Full One Year Warranty
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Mighty Max Battery 12V 75AH Lithium Replacement Battery Compatible with Wayne WSB1275-3 Pack

ML75-12LI is a 12V 75Ah group 24 Lithium iron phosphate sealed, rechargeable and maintenance free battery. Direct drop in lead acid replacement - Pack of 3
Dimensions 10.19 inches x 6.50 inches x 8.38 inches. Terminal: Internal Thread. Listing is for the battery and screws only. No wire harness or mounting accessories included.
Stronger, Lighter and Longer 2500 cycle life expectancy compared to the traditional sealed lead acid batteries.
Designed for safety with built in Battery protection BMS. BMS provides high voltage protection, low voltage protection, over high current protection, high temperature protection, short circuit protection, and over charge protection. Designed to be used in parallel or in series with a maximum of 4 identical batteries. Make sure to only use a compatible lithium charger for this battery. Having loose terminals will cause a buildup of heat resulting in damage to the battery.
Full One Year Warranty
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Our #1 Pick Today
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Wayne

Good Seller
50–100 sold/mo

Wayne Maintenance Free Standby Battery for Backup Sump Pumps (WSB1275) | 12V 75Ah, Maintenance-Free Sealed Battery, Precharged, Fits ESP25N, WSS30VN, WBPS50, Rechargeable, 1-Yr Warranty

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Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Wsb1275 deals are available from: Amazon, starting from $169.99.

The biggest discount we found is 6% on Bundle of Wayne Preassembled Primary & Battery Backup Sump Pump Combo System + Wayne Maintenance Free Standby Battery for Backup Sump Pumps (WSB1275) (WSS30VN) at Amazon.

The lowest price we found is $169.99 while the highest is $959.99. Prices for the best Wsb1275 deals average at $409.65.