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SigmasTek  |  SKU: BW-7241

Scag Power Equipment ST-Series Compatible Lawn Mower Replacement Battery

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

➤ Factory fresh replacement battery for Scag Power Equipment ST-Series Lawn Mowers

➤ 100% compatible with original Scag Power Equipment ST-Series models

➤ Uses Absorbent Glass Mat (AGM) technology for deep cycle performance

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

➤ Backed by a 1-year warranty and CE/U.L. certifications for quality assurance


📦🚀 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

Replacement Scag Power Equipment ST-Series Lawn Mower Battery - Compatible with ST-Series

When your ST-Series mower needs reliable power, choose this factory-fresh replacement battery engineered for compatibility and endurance. This replacement battery fits Scag Power Equipment ST-Series models and provides the dependable deep-cycle performance required for routine and heavy lawn care tasks. The SP12-35 NB (12 V 35 AH) unit is a high-performance battery built with AGM technology to offer long-lasting, maintenance-free service while using your existing cables and hardware for a straightforward installation.

Key Specifications

  • Compatible Model: Scag Power Equipment ST-Series Lawn Mower
  • Battery Model: SP12-35 NB
  • Voltage: 12 V
  • Capacity: 35 AH
  • Terminal Type: Nut & Bolt
  • Technology: Absorbent Glass Mat (AGM)
  • Construction: Valve Regulated Spill Proof
  • Designed For: Deep Cycle Usage
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Performance: Performance Guaranteed

Benefits

This replacement battery combines rugged durability and reliable output, making it a great choice for ST-Series operators who demand consistent performance. The AGM design ensures minimal maintenance while delivering high energy density and robust resistance to vibration. As a long-lasting battery, it is optimized for deep-cycle applications and maintains capacity through repeated charge and discharge cycles. The valve-regulated, spill-proof housing enhances safety and simplifies handling during installation and storage.

Durability: Reinforced construction stands up to outdoor use and the mechanical stresses of mowers. Long life: Deep-cycle engineering extends usable life over many seasons. High performance: Stable power delivery supports ignition systems, PTOs, onboard electronics and accessories without compromise.

  • Typical applications: Lawn and garden tractors, riding mowers, zero-turn mowers
  • Also suitable for: UPS and emergency backup, portable tool power, small equipment needing 12 V 35 AH

Don’t let a weak battery slow your work. Order this replacement Scag Power Equipment ST-Series SP12-35 NB high-performance battery now and enjoy dependable, long-lasting service. In-stock items typically ship within 24 hours—purchase today to keep your mower operating at peak efficiency.


Payment & Security

Payment methods

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