B&B Battery EP33-12 Reliable Replacement
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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.
📸 Send Your Battery Photo / Unsure? Expert Help
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 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
B&B Battery EP33-12 Replacement Battery — Compatible with EP33-12
The replacement B&B Battery EP33-12 is a reliable, maintenance-free solution designed to replace the OEM EP33-12 battery with confidence. Constructed as a sealed lead acid (SLA) battery using Absorbent Glass Mat (AGM) technology, it provides spill-proof operation and dependable performance. If you’re looking for a replacement battery that offers consistent output, durability, and long life for critical systems, this EP33-12 replacement meets those needs while being factory fresh and certified for safety.
Key Specifications
- Model: EP33-12 (replacement for B&B Battery EP33-12)
- Brand: B&B Battery (Replacement) / SigmasTek
- Battery Type: Sealed Lead Acid (SLA) with Absorbent Glass Mat (AGM) Technology
- Voltage: 12 Volts
- Capacity: 35 AH
- Terminal Type: Nut & Bolt
- Design: Maintenance-Free, Spill Proof Construction
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year
Benefits
- Robust Durability: AGM technology and a sealed design make this replacement battery resilient to vibration and rough handling, suitable for portable and stationary applications.
- Extended Life Expectancy: The maintenance-free design reduces the risk of premature failure due to improper servicing and supports a long-lasting battery lifecycle.
- Consistent Performance: Engineered to meet or exceed EP33-12 specifications, it provides reliable discharge and recharge behavior whether used in standby or cyclic duty.
- Compliance and Safety: U.L. Recognition and CE Certification signal compliance with industry safety standards, making it suitable for professional and consumer equipment.
- Ideal Applications: Well suited for UPS units, emergency lighting, medical devices, alarm systems, mobility products, and various power tools that require a 12V 35AH SLA battery.
- Secure Connections: Nut & bolt terminals provide durable attachment points for wiring and connectors, ensuring consistent contact and fewer service issues.
- Factory Fresh: Ships brand new and ready to install, giving you immediate, dependable power right out of the box.
Replace your EP33-12 with this trusted replacement battery for high-performance, long-lasting battery life backed by a 1 year warranty. Order now to ensure uninterrupted power for your equipment.
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Payment & Security
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