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SigmasTek  |  SKU: BW-7753

Dynamark 14.5/40 Lawn Mower High Performance Replacement Battery

Sale price $102.50 USD Regular price $135.64
Shipping calculated at checkout.

➤ Factory fresh and brand new for reliable performance

➤ 100% compatible with Dynamark 14.5/40 Lawn Mower models

➤ Absorbent Glass Mat (AGM) technology for deep cycle use

➤ Valve regulated, spill-proof design ensures safety and durability

➤ Comes with a 1-year warranty and guaranteed performance


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ 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 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

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: 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

Dynamark 14.5/40 Lawn Mower Battery (Replacement) – Compatible with Dynamark 14.5/40

Replace your worn or failing power source with this factory-fresh Dynamark 14.5/40 Lawn Mower replacement battery, engineered for reliable compatibility, high performance, and exceptional reliability. Specifically designed as a direct fit for the Dynamark 14.5/40, this high-performance battery delivers the deep-cycle power and steady output your lawn mower needs. Built with proven AGM construction and a valve-regulated, spill-proof design, this long-lasting battery provides dependable starting and run-time while minimizing maintenance.

Key Specifications

  • Model Compatibility: Dynamark 14.5/40 Lawn Mower
  • Required Battery: SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Usage Type: Designed For Deep Cycle Usage
  • Construction: Valve Regulated Spill Proof Construction
  • 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
  • Terminal Type: Nut & Bolt
  • Brand: Dynamark
  • Quantity Required: 1 battery per unit

Benefits

  • Durability: AGM construction and valve-regulated design create a robust, leak-resistant unit that tolerates vibration and outdoor use typical of lawn mower service.
  • Long Life: Designed for deep cycle usage, this long-lasting battery sustains repeated discharge and recharge cycles without rapid capacity loss — ideal when you need dependable run-time season after season.
  • High Performance: The power/volume ratio and AGM chemistry deliver strong cranking and consistent power delivery, making this a high-performance battery for demanding equipment.
  • Low Maintenance: Valve-regulated, spill-proof construction eliminates the need for water maintenance while reducing corrosion and terminal issues.
  • Safe and Certified: U.L. recognition and CE certification provide peace of mind for compliance and quality standards.
  • Typical Applications: While optimized for the Dynamark 14.5/40 lawn mower, this replacement battery is also suited to similar outdoor power equipment, emergency power systems, UPS backup in compact installations, and power tools that accept a 12 V 35 AH deep-cycle battery.
  • Easy Installation: Designed as a direct replacement (SP12-35 NB), simply reuse your existing cables and hardware to connect the unit using the Nut & Bolt terminals.

Choose this Dynamark 14.5/40 replacement battery when you want a reliable, high-performance battery that’s built to last. Orders for in-stock items typically ship within 24 hours. Buy now to restore full power to your lawn mower with confidence — get the long-lasting battery performance you expect and the protection of a 1 year warranty.


Payment & Security

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