Bunton BZT52 Heavy Duty Lawn Mower Replacement Battery
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⚠️ Quick Reminder
🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.
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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
Bunton BZT52 Lawn Mower Replacement Battery (Compatible with Bunton BZT52)
When uptime matters, trust this factory-fresh replacement battery for your Bunton BZT52 Lawn Mower. Designed to provide reliable power, excellent deep-cycle performance, and safe, maintenance-free operation, this battery is 100% compatible with the Bunton BZT52. Whether you’re tackling large yards or routine trimming, this unit offers the consistent performance you expect from a high-quality, high-performance battery.
Key Specifications
- Compatible Model: Bunton BZT52
- Battery Model: SP12-35 NB
- Voltage: 12 V
- Capacity: 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
- Quantity Required: 1 battery
- Guarantee: Performance Guaranteed
Benefits
Built with AGM technology, this Bunton BZT52 replacement battery delivers exceptional durability and a long-lasting battery life suited for frequent deep discharges. The spill-proof, valve-regulated design minimizes maintenance and ensures safe operation in varied positions—ideal for lawn and garden equipment. As a high-performance battery optimized for power density, it supplies steady current for cutting decks, electric starts, and accessory systems.
The robust construction resists vibration and environmental stresses common in outdoor equipment, improving service life and reliability. This replacement battery is a great option not only for lawn mowers but also for small utility vehicles, emergency backup systems, and portable equipment where dependable deep-cycle performance is required. Certifications from U.L. and CE underscore the quality and safety controls applied in manufacture.
Installation is straightforward—use your existing cables and hardware and secure the nut & bolt terminals for a tight, lasting connection. The combination of performance, safety, and convenience makes this unit a smart upgrade to maintain productivity.
Don’t wait to restore full power to your Bunton BZT52. Purchase this replacement battery today for a reliable, long-lasting battery backed by a 1 year warranty and fast shipping.
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