12V 7Ah LiftMaster Mega Slide X MSLXDCBB3 Compatible Replacement Battery - 4 Pack
Couldn't load pickup availability
⚠️ 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.
POST YOUR IMAGE
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 | 7.5 Ah
Terminal Type
F2
12V 7Ah Battery Replacement For LiftMaster Mega Slide X MSLXDCBB3 (4-Pack) - Compatible with LiftMaster Mega Slide X MSLXDCBB3
Keep your LiftMaster Mega Slide X MSLXDCBB3 gate opener functioning at peak reliability with this 4-pack of 12V 7Ah replacement batteries. Engineered to meet or exceed OEM requirements, these maintenance-free units provide the consistent power necessary for smooth, dependable gate operation. Ideal for property owners and service technicians, this high-performance battery solution ensures your sliding gate stays operational in daily use and during power interruptions.
Key Specifications
- Voltage: 12 Volts
- Capacity: 7Ah
- Pack Size: 4-pack
- Compatibility: LiftMaster Mega Slide X MSLXDCBB3
- Performance: Meets or exceeds OEM power requirements
- Maintenance: Maintenance-free design
- Durability: Built for long-lasting performance
- Additional Listed Specs: 12 Volts
- Additional Listed Specs: 7.5 Ah
- Additional Listed Specs: F2
Benefits
This replacement battery offers the benefits expected from a high-performance battery: dependable voltage under load, steady recharge acceptance, and consistent performance over many cycles. As a long-lasting battery option, it minimizes service interruptions and reduces the frequency of replacements. The sealed, maintenance-free design keeps upkeep low and simplifies installation for both DIY owners and professional installers.
Durability and construction quality mean these batteries can handle the demands of frequent gate cycling and outdoor exposure. They serve well not only in gate automation but also in supporting UPS units, emergency power systems, and portable equipment that require a reliable 12V source. The 4-pack format provides spares for backup or for multiple installations, enhancing readiness for critical access control systems.
Selecting compatible replacement batteries for your LiftMaster Mega Slide X MSLXDCBB3 ensures smooth gate performance and fewer unexpected failures. This 4-pack solution balances cost, convenience, and reliability for residential and light-commercial applications alike.
Ready to secure continuous, reliable operation for your LiftMaster Mega Slide X MSLXDCBB3? Purchase this 4-pack of 12V 7Ah replacement batteries now and keep your gate opener running without interruption.
-
Voltage
-
Amp Hours
-
Terminal Type
-
Length (in.)
-
Width (in.)
-
Height (in.)
-
Weight (lb.)
-
Warranty
-
Type
-
Manufacturer
-
Brand Replacement
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.



