Murray 50563X8 Lawn Mower High Performance Replacement Battery
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🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
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Battery Care Guide
Battery Care Guide
Battery Usage and Maintenance Guidelines 🔋
Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.
1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱
Initial Charge
- Fully charge the battery overnight prior to first use.
Conditioning (First 2–6 Charge Cycles)
- Operate the device until the battery reaches approximately 20% capacity.
- Avoid premature recharging.
- Do not allow the battery to fully discharge during the initial cycles.
Post-Conditioning
- Recharge the battery only when necessary.
- These batteries are capable of approximately 500 charge cycles:
- Once daily → ~500 days
Twice daily → ~250 days
Note: Even a partial recharge is considered a full cycle.
2. Sealed Lead Acid (SLA) Batteries 💡
- No conditioning required.
- Maintain the battery in a fully charged state; avoid complete discharge.
- Capable of 300–400 charge cycles.
- Expected service life: 2–3 years, depending on usage conditions.
3. Laptop Batteries (Lithium-Ion) 💻
Initial Charge
- Fully charge the battery overnight prior to first use.
Conditioning (First 2–6 Charge Cycles)
- Charge fully, then discharge to approximately 20% capacity.
- Avoid complete discharge, as some devices may not detect a fully drained battery.
Post-Conditioning
- Minimize frequent plugging and unplugging.
- Allow the battery to discharge moderately at least once per month to maintain optimal performance.
- Occasional cycling is recommended to sustain battery health.
Professional Recommendation
Adhering to these guidelines will enhance battery longevity and ensure reliable performance.
For further assistance regarding your battery or order, our customer support team is available to provide guidance.
Delivery and Shipping
Delivery and Shipping
⚡ Everything You Need to Know About Shipping with BatteryWeb (USA)
We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:
🚚 Shipping & Delivery
Most orders ship next business day (some products like sealed lead acid may take a little longer).
Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).
We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.
Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.
Transit times shown are estimates only (business days, no weekends/holidays).
🌍 Shipping Restrictions
Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.
PO Box deliveries are only available via USPS.
At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.
📦 Important Notes
Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.
If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.
💲 Currency & Pricing
All prices are shown in USD.
Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.
⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.
Disclaimer
Disclaimer
⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.
🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).
Volts & Amps
12 Volts | 35 AH
Terminal Type
Nut & Bolt
Murray 50563X8 Lawn Mower Battery (Replacement) — Compatible with Murray 50563X8
Get reliable power for your Murray 50563X8 Lawn Mower with this brand new replacement battery. Engineered for consistent deep-cycle performance and durability, the Murray 50563X8 replacement battery features Absorbent Glass Mat (AGM) technology and a valve-regulated, spill-proof design. If you want a high-performance battery that ensures dependable starts and extended run time, this long-lasting battery is tailored to the needs of lawn care professionals and homeowners alike.
Key Specifications
- Compatible Model: Murray 50563X8 Lawn Mower
- Replacement Part Number: SP12-35 NB
- Voltage: 12 Volts
- Amp Hours: 35 AH
- Terminal Type: Nut & Bolt
- Technology: Absorbent Glass Mat (AGM)
- Usage Type: Designed for Deep Cycle Usage
- Construction: Valve Regulated, Spill Proof
- Energy Density: Power/Volume Ratio Yielding Unrivaled Energy Density
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Performance: Performance Guaranteed
- Brand: Murray (replacement battery for Murray models)
Benefits
The Murray 50563X8 replacement battery offers a balance of durability, performance, and safety. AGM construction ensures lower internal resistance, better charge acceptance, and superior tolerance to vibration — important attributes for mowers operating on rough terrain. As a high-performance battery, it supplies dependable cranking power and steady output for accessories and prolonged cutting jobs.
This long-lasting battery is also ideal for secondary applications: use it for UPS backup, emergency power, or portable equipment where deep-cycle capability and consistent output are needed. Valve-regulated, spill-proof construction adds peace of mind during installation and operation, while U.L. and CE certifications verify the build quality and compliance with industry standards.
Installation is straightforward when using your existing cables and hardware. The nut & bolt terminals provide a secure electrical connection and the replacement SP12-35 NB format is engineered to match the Murray 50563X8 requirements. Backed by a one-year warranty and guaranteed performance, this battery is a practical upgrade over worn-out OEM units.
Ready for reliable power? Purchase this replacement Murray 50563X8 high-performance battery today. Orders for in-stock items typically ship within 24 hours; contact customer service at with any questions. Equip your mower with a long-lasting battery you can trust.
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