As the demand for efficient, eco-friendly, and long-lasting battery solutions grows, lithium iron phosphate (LiFePO4) batteries are rapidly becoming the top choice for powering golf carts, trolling motors, and off-grid solar systems.
The Timeusb 36V 50Ah LiFePO4 Lithium Battery is one such solution designed to replace bulky and maintenance-heavy lead-acid batteries. With an emphasis on reliability, safety, and long-term value, this battery targets outdoor enthusiasts, boaters, and RV users who demand performance without compromise.
Thanks to its lightweight design, superior cycle life, and built-in protections, this Timeusb battery promises up to 10 years of dependable service. Whether you’re upgrading your golf cart for better mileage or need consistent power for your trolling motor, the Timeusb 36V 50Ah aims to deliver both energy efficiency and peace of mind.
Key Features & Specifications of the Timeusb 36V 50Ah LiFePO4 Lithium Golf Cart Battery
The Timeusb 36V 50Ah LiFePO4 Lithium Battery is purpose-built for modern applications demanding high-performance, long-lasting energy storage. Below are its standout features and specifications that help set it apart in the market:
Key Features:
- ✅ Automotive-Grade A Cells
- ✅ 4000+ Life Cycles at 100% Depth of Discharge
- ✅ Built-in 50A Battery Management System (BMS)
- ✅ Up to 60A Max Discharge Current for 30 Minutes
- ✅ Low-Temperature Cut-Off Protection
- ✅ IP65 Dust & Water Resistance
- ✅ Lightweight at 33 Pounds
- ✅ Group 31 Size Standard
- ✅ 5-Year Warranty with Lifetime Technical Support
Detailed Breakdown:
- Automotive-Grade A Cells: The battery is built using top-tier A-class lithium iron phosphate cells, the same quality used in automotive EV batteries. This ensures maximum reliability, consistent power output, and extended durability over time. Unlike cheaper alternatives, these cells are less prone to swelling, voltage imbalance, or degradation.
- Extended Lifespan: 4000+ Cycles: With proper usage, the Timeusb 36V 50Ah battery can achieve more than 4000 charge-discharge cycles at 100% DOD (Depth of Discharge). In partial discharge applications, that number can exceed 10,000 to 15,000 cycles, offering a usable life span of up to 10 years — far outperforming traditional SLA or AGM batteries.
- 50A BMS with 60A Max Discharge: The integrated battery management system supports a 50A continuous current and surges up to 60A for up to 30 minutes. This is particularly useful for high-thrust trolling motors or climbing steep terrain with a golf cart, ensuring you always have the power when you need it most.
- IP65 Waterproof Rating: Built for marine and damp environments, its IP65 rating offers protection from water, salt, and dust. Whether you’re fishing in humid conditions or installing it under a cart seat, the battery is well-shielded from environmental threats.
- Safety Features: Low-temperature cut-off prevents the battery from charging below safe thermal thresholds, which is vital for users in colder climates. This extends battery life and prevents internal damage.
Pros and Cons of the Timeusb 36V 50Ah LiFePO4 Lithium Battery
When considering a battery upgrade, it’s essential to weigh both the strengths and limitations. Here’s a balanced view of what the Timeusb 36V 50Ah LiFePO4 Lithium Battery brings to the table.
Pros:
- Exceptional Longevity: With up to 4,000 full-depth cycles and over 10,000 cycles at partial depth, this battery can outlast multiple lead-acid replacements, saving time and money long term.
- High Discharge Capability: A 50A continuous output and 60A surge (for 30 minutes) provides enough current to power high-thrust trolling motors or support demanding uphill climbs in golf carts.
- Lightweight & Compact: At just 33 pounds, it’s significantly lighter than comparable lead-acid batteries, improving overall vehicle efficiency and handling.
- IP65 Weather Resistance: Suitable for marine environments or dusty golf courses thanks to its protection against water ingress and dust.
- Advanced Safety Features: Includes low-temperature cutoff, over-voltage, short-circuit, and over-discharge protections.
- Strong Warranty: 5-year manufacturer warranty and lifetime technical support offer added peace of mind.
Cons:
- Not a Starting Battery: This model isn’t suitable for applications requiring cold cranking amps, such as starting engines in golf carts or outboard motors.
- Upfront Cost: While the long-term savings are evident, the initial investment of ~$339 may seem steep for budget-conscious users.
- Requires Compatible Charger: Not all chargers work optimally with LiFePO4 chemistry; users may need to purchase a lithium-compatible charger.
Design and Build Quality of the Timeusb 36V 50Ah LiFePO4 Lithium Battery
The Timeusb 36V 50Ah LiFePO4 battery is not just engineered for performance—it also stands out in terms of thoughtful design and robust build quality. Whether you’re installing it in a golf cart, boat, or solar storage system, the design details help ensure smooth integration and long-term reliability.
Ease of Installation
- Group 31 Standard Size: This industry-standard footprint (commonly used in marine and RV applications) makes it easier to fit into existing compartments without modification.
- M8 Terminal Posts: Secure and easy to connect with various gauge cables, allowing hassle-free wiring for both parallel and series setups.
- Lightweight Construction: At just 33 pounds, it’s nearly half the weight of comparable lead-acid batteries, making installation manageable by one person.
Compatibility
- Ideal for 36V trolling motors, solar energy systems, and compatible golf carts.
- Not designed for engine-starting applications such as gas-powered golf carts or lawnmowers.
- Works best with lithium-compatible chargers—users should verify charger specs before use to avoid undercharging or damaging the BMS.
Size Considerations
- Confirm Dimensions: Before purchasing, users should measure their battery compartment and compare it to the Timeusb’s specs to ensure proper fit.
- Compact Profile: Despite its 1920Wh capacity, the battery maintains a tight form factor for easy integration into tight spaces.
Rugged Exterior
- IP65 Rating: The case is sealed against water and dust intrusion, which is especially valuable for marine applications and damp outdoor environments.
- Durable Housing: Built with high-impact plastic and reinforced internal structure to withstand bumps, vibrations, and environmental stress.
Timeusb’s emphasis on high-quality materials, weather-resistant construction, and user-friendly terminals makes this a standout choice for those needing rugged reliability in the field.
Performance Testing of the Timeusb 36V 50Ah LiFePO4 Lithium Battery
To fully assess the value of the Timeusb 36V 50Ah LiFePO4 battery, real-world performance testing across different use cases—golf carts, trolling motors, and cold weather—is essential. Here’s how it performs in each category:
Golf Cart Use:
- Smooth Power Delivery: Compared to traditional lead-acid batteries, the Timeusb LiFePO4 offers consistent voltage throughout its discharge cycle. This means your golf cart maintains steady speed and torque until the battery is nearly empty—no more sluggish movement as voltage drops.
- Distance Per Charge: On average, users report getting between 20–30 miles per charge depending on terrain, cart weight, and throttle behavior. That’s an improvement of 20–40% over conventional SLA batteries in similar conditions.
- Acceleration: Lighter weight translates to better acceleration and improved handling. Users frequently note snappier starts and smoother inclines compared to heavier lead-acid setups.
- Fast Charging: With a lithium-compatible charger, recharge times drop to 3–5 hours—less than half the time it takes to charge a lead-acid battery of similar capacity.
Hill Climbing:
- Sustained Power on Slopes: The 60A max discharge rating (available for up to 30 minutes) gives it an edge when tackling steep hills or rugged terrain. While some lithium batteries falter under extended loads, the Timeusb maintains strong torque and power delivery, even on inclines.
- Voltage Stability: The battery voltage holds steady under load, which is crucial for maintaining speed and power while climbing.
Cold Weather Performance:
- Low-Temperature Protection: One standout feature is the built-in low-temp cut-off protection. This feature prevents charging below safe thresholds (usually around 32°F/0°C), which protects the internal cells from damage caused by lithium plating.
- Usability in Freezing Conditions: While discharge in cold weather remains viable, charging in sub-zero temperatures is safely blocked until ambient temps rise. This is a major advantage over Li-ion batteries without such protection.
- Winter Storage: Thanks to its low self-discharge rate (typically <3% per month), the battery can sit idle during winter months without requiring frequent top-ups, making it ideal for seasonal golf carts and boats.
User Experience
User feedback on the Timeusb 36V 50Ah LiFePO4 Lithium Battery has been largely positive, highlighting its practicality and reliable performance in real-world scenarios.
Positive Feedback:
- Many users report significantly longer run-times and improved acceleration in golf carts.
- Trolling motor users have praised its lightweight profile, enabling easier boat handling and increased range.
- The battery’s fast recharge capability and consistent voltage output are standout points for RV and solar system owners.
- Numerous reviewers also commend Timeusb’s responsive customer support and detailed installation guidance.
Reported Challenges:
- A few users note that the battery does not come with mounting hardware or cables, requiring separate purchases.
- Others mention the need to upgrade to a LiFePO4-compatible charger, which can be an unexpected cost.
Comparison to Competitors
When evaluating the Timeusb 36V 50Ah LiFePO4 Lithium Battery, it’s useful to compare its value and performance against both lead-acid and other lithium competitors.
Vs. Lead-Acid Batteries:
- Lifespan: LiFePO4 technology offers up to 10x longer cycle life (4,000+ cycles vs. 300–500 for lead-acid).
- Efficiency: Faster charging (3–5 hours) and consistent power output throughout discharge.
- Weight: About half the weight of a comparable SLA battery, improving vehicle efficiency and handling.
- Maintenance: Zero maintenance—no acid, no corrosion, no watering needed.
Vs. Competing LiFePO4 Brands:
- Timeusb vs. Ampere Time 36V 50Ah: Similar capacity and build, but Timeusb has stronger after-sales support and slightly better pricing.
- Timeusb vs. Battle Born 36V (via 3x 12V): Battle Born has an excellent reputation, but is much more expensive for the same output.
- Timeusb vs. LiTime 36V: Comparable specs, though Timeusb’s IP65 rating and 60A max discharge give it a performance edge for high-drain applications.
Final Verdict & Recommendations for the Timeusb 36V 50Ah LiFePO4 Lithium Battery
The Timeusb 36V 50Ah LiFePO4 Lithium Battery stands out as a smart investment for anyone seeking a powerful, low-maintenance, and long-lasting power solution. Whether you’re a golf cart owner, a weekend angler using a trolling motor, or a solar enthusiast, this battery delivers in performance, efficiency, and durability.
Best For:
- Golf cart users seeking smoother rides and longer range.
- Boat owners using 36V trolling motors who need reliable marine-grade power.
- Off-grid solar users needing compact, stable storage.
Value:
At $339.99 (or less with deals), the Timeusb battery offers excellent value, especially when compared to the long-term replacement costs of lead-acid units. The 10-year lifespan and high cycle count make the upfront investment worthwhile.
Rating:
With a strong 4.5/5 rating from over 400 reviews, it’s clear that customers appreciate the build quality, performance, and customer support—hallmarks of a top-tier battery.
Frequently Asked Questions About the Timeusb 36V 50Ah LiFePO4 Lithium Battery
Can the Timeusb 36V 50Ah battery be used as a starting battery for golf carts or lawnmowers?
No. This battery is designed as a deep-cycle battery, not a starting battery. It provides steady power over long periods rather than the high current bursts needed to start engines. Using it for starting purposes may damage the battery or your equipment.
Is the battery compatible with solar charging systems?
Yes. The Timeusb 36V 50Ah LiFePO4 battery works well with solar energy setups. However, it is essential to use a lithium-compatible charge controller to ensure safe and efficient charging.
Does the battery have protection against charging in cold temperatures?
Yes. It includes a built-in low-temperature cut-off that prevents charging below approximately 32°F (0°C). This protects the battery cells from damage caused by lithium plating in cold weather.
How long do the battery cells typically last?
Thanks to its automotive-grade A-class cells, the battery can last for over 4,000 full charge cycles at 100% Depth of Discharge, equating to up to 10 years of service with proper care.
Is the Timeusb battery waterproof?
The battery has an IP65 rating, meaning it is dust-tight and protected against water jets. This makes it suitable for marine environments and damp conditions but it should not be fully submerged.
What are the terminal types and sizes?
It uses M8 terminal posts, common in automotive and marine batteries, ensuring easy compatibility with most wiring setups.
What warranty does Timeusb offer?
The battery comes with a 5-year manufacturer’s warranty and lifetime technical support, reflecting the brand’s confidence in its durability and customer service.