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SigmasTek  |  SKU: BW-9942

Bruno Cub 35 U1 Wheelchair High Capacity Replacement Battery

Sale price $214.25 USD Regular price $280.53
Shipping calculated at checkout.

➤ Factory fresh replacement batteries for Bruno Cub 35 U1 wheelchair

➤ 100% compatible with original Bruno Cub 35 U1 unit

➤ AGM technology for deep cycle performance and durability

➤ Valve regulated, spill-proof design for safe usage

➤ Includes 1-year warranty for guaranteed reliability


📦🚀 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 Bruno Cub 35 U1 Battery - Compatible with Bruno Cub 35 U1

Upgrade your Bruno Cub 35 U1 mobility system with a factory-fresh, high-quality replacement battery that delivers dependable performance and long-term reliability. This replacement battery is engineered for 100% compatibility with the Bruno Cub 35 U1 and is built to provide consistent power, optimal deep-cycle performance, and the peace of mind you need for daily use. If your unit requires two SP12-35 NB batteries (12 V 35 AH), this long-lasting battery solution is ready to restore runtime and reliability while using your existing cables and hardware for a seamless swap.

Key Specifications

  • Model: SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH
  • Chemistry / Technology: Absorbent Glass Mat (AGM) Technology
  • Design: Designed for Deep Cycle Usage
  • Construction: Valve Regulated Spill Proof Construction (VRLA)
  • 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
  • Brand: SigmasTek
  • Terminal Type: Nut & Bolt
  • Configuration Note: Bruno Cub 35 U1 requires 2 batteries — use all existing cables and hardware from original configuration

Benefits

  • Durability: Rugged AGM construction and valve-regulated, spill-proof design reduce maintenance and withstand daily mobility use for extended service life.
  • Long Life: Engineered for deep cycle usage to deliver reliable recharge cycles and consistent capacity over time — a true long-lasting battery choice for mobility devices.
  • High Performance: Outstanding power-to-volume ratio yields superior energy density so your Bruno Cub 35 U1 gets maximum runtime from each charge.
  • Safety & Certification: U.L. Recognized and CE Certified for safety and performance standards, providing additional confidence for medical and mobility applications.
  • Easy Replacement: 100% compatibility with Bruno Cub 35 U1 simplifies installation — keep your original cables and hardware to connect the replacement battery.
  • Versatile Applications: Perfect as a replacement battery for electric wheelchairs, power chairs, mobility chairs, and mobility scooters. Also suitable for related portability and backup uses where a robust 12 V 35 AH deep-cycle battery is required (e.g., auxiliary systems, small-scale emergency power tools or backup power scenarios).
  • Warranty & Support: Backed by a 1 year warranty and SigmasTek’s performance guarantee for added assurance.

Restore reliable mobility and confidence with this high-performance replacement battery for the Bruno Cub 35 U1. Order now to get a long-lasting battery shipped promptly — most in-stock orders ship within 24 hours. Buy with confidence and return to dependable power today.


Payment & Security

Payment methods

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