Electric Mobility Rascal 305 Wheelchair Compatible 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
Replacement Electric Mobility Rascal 305 Wheelchair Batteries - SP12-35 NB (12 V 35 AH)
These brand new replacement Electric Mobility Rascal 305 wheelchair batteries are engineered to deliver reliable power and long-term performance for your Rascal 305 mobility unit. Fully compatible with the Electric Mobility Rascal 305, this set of batteries provides the dependable output and deep-cycle characteristics required for everyday mobility use. Choose a high-performance battery replacement built to restore range and responsiveness so you can rely on your chair when it matters most.
Key Specifications
- Model: SP12-35 NB
- Voltage: 12 V
- Capacity: 35 AH
- Quantity Required: 2 batteries (per unit)
- Technology: Absorbent Glass Mat (AGM)
- Usage: 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
- Terminal Type: Nut & Bolt
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Brand/Supplier Note: SigmasTek
- Performance: Performance Guaranteed
Benefits
These SP12-35 NB batteries are constructed with AGM technology for reliable deep-cycle performance and long service life. As a replacement battery for the Electric Mobility Rascal 305, they are optimized to deliver steady current and superior energy density so your mobility device maintains consistent speed and range. The valve-regulated, spill-proof design and nut & bolt terminals make installation straightforward while ensuring safe operation in daily use.
This high-performance battery provides rugged dependability for intensive mobility applications, minimizing downtime and maximizing confidence for users. The deep-cycle design is ideal for repetitive charge/discharge cycles common to electric wheelchairs and power chairs — delivering the long-lasting battery performance you need from commute to errands. The batteries are U.L. Recognized and CE Certified, and come factory fresh with a 1 year warranty and guaranteed performance.
Typical applications extend beyond electric wheelchairs and power chairs to include mobility scooters, mobility chairs, and other similar devices. Additionally, due to their robust construction and deep-cycle characteristics, these batteries can support related uses such as UPS backup, emergency power, and portable equipment requiring a dependable 12V deep-cycle source.
Ready to restore mobility and confidence? Buy these replacement Electric Mobility Rascal 305 SP12-35 NB batteries today for a high-performance, long-lasting battery solution backed by warranty and fast shipping.
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