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SigmasTek  |  SKU: BW-7203

Simplicity Regent 12G Lawn Mower High Performance Replacement Battery

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

➤ Factory fresh, brand new battery for reliable performance

➤ 100% compatible with Simplicity Regent 12G Lawn Mower models

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

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

➤ Backed by a 1-year warranty and certified quality standards


📦🚀 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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Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
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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

Simplicity Regent 12G Lawn Mower Battery Replacement - Compatible with Simplicity Regent 12G (SP12-35 NB)

Replace your worn battery with this factory-fresh, high-quality replacement battery for the Simplicity Regent 12G. Engineered for reliable performance and consistent power delivery, this long-lasting battery ensures your Simplicity Regent 12G lawn mower starts reliably and runs longer between charges. If you need a dependable, high-performance battery that’s fully compatible with the original configuration, the SP12-35 NB (12 V 35 AH) replacement battery delivers proven performance and peace of mind.

Key Specifications

  • Model: SP12-35 NB
  • Compatible With: Simplicity Regent 12G Lawn Mower
  • Voltage: 12 Volts
  • Capacity: 35 AH (Amp-hours)
  • Terminal Type: Nut & Bolt
  • Construction: Absorbent Glass Mat (AGM) Technology
  • Usage Type: Designed For Deep Cycle Usage
  • Design: Valve Regulated, Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Performance: Performance Guaranteed

Benefits

This replacement battery is built to last. With AGM technology and valve-regulated spill-proof design, it resists vibration, minimizes maintenance, and provides consistent output under heavy use — making it a true high-performance battery for demanding tasks. Designed for deep-cycle applications, the SP12-35 NB supports repeated charge/discharge cycles, delivering a long-lasting battery life that reduces downtime and replacement frequency.

Expect superior durability and energy density thanks to an optimized power-to-volume ratio. The result is reliable starting power and extended run times for your lawn mower. While ideal for the Simplicity Regent 12G, this robust battery is also suited to similar small-engine and mobility applications, and it performs well in auxiliary roles such as UPS backup, emergency power systems, and heavy-duty tools that require steady 12V deep-cycle performance.

Installation is straightforward: this replacement battery is 100% compatible with your original unit, but you should reuse the existing cables and hardware from your mower to make the proper connections. U.L. recognition and CE certification provide additional assurance that you’re buying a safe, reliable component backed by a 1 year warranty.

Ready to upgrade to a high-performance, long-lasting replacement battery for your Simplicity Regent 12G? Order the SP12-35 NB today and enjoy fast shipping and dependable power — buy now for reliable performance and great value.


Payment & Security

Payment methods

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  • Diners Club
  • Discover
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  • PayPal
  • Shop Pay
  • Visa

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