Evermed EBS High-Performance Wheelchair 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
SP12-35 NB (12V 35AH) Replacement Batteries for Evermed EBS Wheelchair (Requires 2)
These SP12-35 NB (12V 35AH) replacement batteries are engineered for full compatibility with the Evermed EBS wheelchair and offer the dependable power and endurance you expect from a high-performance battery. Sold as the pair required by the Evermed EBS system, these factory-fresh batteries restore mobility and runtime while providing the safety and maintenance-free convenience of modern sealed battery technology. If you need a durable, long-lasting battery solution for your mobility device, these cells are designed for the task.
Key Specifications
- Model: SP12-35 NB
- Voltage: 12 Volts
- Capacity: 35 AH
- Technology: Absorbent Glass Mat (AGM) Technology
- Usage Design: Designed For Deep Cycle Usage
- Construction: Valve Regulated Spill Proof Construction
- Performance Feature: Power/Volume Ratio Yielding Unrivaled Energy Density
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Brand/Code: SigmasTek
- Terminal/Connector: Nut & Bolt
- Quantity Required: Requires 2 batteries for Evermed EBS
- Performance: Performance Guaranteed
Benefits
These SP12-35 NB replacement batteries combine deep-cycle design with AGM technology to deliver extended life and consistent performance under frequent discharge and recharge cycles — exactly what power chairs and mobility devices demand. The valve-regulated, spill-proof construction makes them safe and maintenance-free, eliminating the need to check electrolyte levels. High energy density and an efficient power-to-volume ratio mean you get more runtime in a compact package, preserving space on your wheelchair while maximizing distance per charge.
As a high-performance battery option for electric wheelchairs, power chairs, mobility chairs, and mobility scooters, these units provide robust starting power and steady discharge for controllable speeds and smooth operation. They are a long-lasting battery choice for daily users and occasional travelers alike, offering reliability in both routine and emergency situations. With U.L. recognition and CE certification plus a one-year warranty and factory-fresh condition, you’re getting a premium replacement battery backed by performance guarantees.
Important: Use all existing cables and hardware from your original configuration to connect these batteries. They are sold to be 100% compatible with the Evermed EBS and are intended to replace the original pair seamlessly.
Ready to restore full mobility? Purchase these SP12-35 NB replacement batteries for your Evermed EBS today and enjoy a long-lasting, high-performance battery solution with fast shipping and dependable support.
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