Robur 48V 50.5Ah Golf Cart Lithium Battery
A purpose-built lithium battery for upgrading 48V golf carts. Choose one to six matched 50.5Ah modules on the same page, start with the capacity your cart needs now, and keep a clear path to expand later.
- Choose 1–6 matched modules; two modules deliver about 101Ah / 5.09kWh for a strong daily-use starting point
- Direct-fit dimensions for standard 48V lead-acid battery bays—no battery-bay modification in a fixed installation
- Integrated charging and communication connections reduce cable handling and make module swaps faster
- 120A continuous discharge, 230A peak current, Bluetooth visibility, IP67 protection and factory-backed support
What Makes the Robur 48V Upgrade Different?
Robur brings the four advantages of our modular upgrade system into one 48V platform: easier module swaps, capacity that can grow, module-level capacity recovery, and direct replacement without rebuilding the battery bay.
See the Four 48V Advantages in Action
A practical spokesperson walkthrough comparing the original lead-acid layout with the completed Robur 48V installation.
Choose the Pack Count That Fits Your Cart and Use
Every option uses the same 48V 50.5Ah module. Select a pack count to compare total capacity and energy without leaving this product page.
1–6 Pack Configuration
Select Your Module Count
The 2-Pack is the clearest starting point for many daily-use 48V golf carts. Final fitment still depends on tray space, cart setup and intended use.
2-Pack System
A balanced starting point for everyday 48V golf carts, with room to add more capacity later.
Choose 2-Pack for regular daily driving and a balanced cost-to-runtime setup.
Consider 3-Pack or more for longer routes, heavier daily use, more passengers, frequent hills or limited charging time.
Capacity and energy totals are calculated from confirmed single-module values. Module additions or replacements must follow Robur compatibility, diagnostic and matching rules.
Built to Handle Real-World Use.
Certification documents, test reports, and validation videos help show how Robur checks the battery platform before daily use.
Water Resistance Validation
Water resistance validation helps show how Robur prepares the battery platform for real golf cart environments.
Impact / Vibration Validation
Impact and vibration validation shows how Robur checks durability beyond static product photos.
Electrical & BMS Protection Validation
Electrical and BMS protection validation covers charging behavior, protection logic, and daily-use safety checks.
Direct from Our Own Factory
Robur is backed by direct battery manufacturing, certification documents, test reports, patent documentation, pack-level checks, and technical support. You can review the proof behind the battery instead of relying only on photos and capacity claims.
- Certificate-Backed Quality Process
- Pack-Level Quality Verification
- Factory-Controlled Manufacturing
- 5-Year Warranty Support
System Specifications
Single-module specifications remain fixed. The highlighted configuration rows update with your selected Pack count.
| Nominal Voltage | 50.4V platform / 48V golf cart compatible |
|---|---|
| Module Capacity | 50.5Ah per module |
| Module Energy | About 2545Wh per module |
| Module Dimensions | 260 x 180 x 245 mm |
| Selected Configuration | 2 modules |
| Selected Total Capacity | About 101Ah |
| Selected Total Energy | About 5.09kWh |
| Continuous Load | 120A |
| Max Continuous Load Power | 6048W |
| Protection Grade | IP67 |
| Peak Load | 230A, 500ms |
| Max Charging Current | 25A |
| Charger Option | 12A charger option available |
| Single-Module Charging Reference | About 2 hours with a 25A charger, depending on starting SOC and charger version |
| Connectivity | Bluetooth App support |
| Cycle Life | Capacity retention >=70% after 2500 cycles, tested at 25C, 0.5C/0.5C |
Two Clear Installation Paths for the 48V Platform
Choose the fixed direct-fit installation for the least possible battery-bay change, or use the dedicated mounting solution when quick-swap operation is required.
Standard Fixed Installation
The 48V module matches the original lead-acid battery dimensions and can replace it directly with no battery-bay modification. Confirm electrical compatibility and follow the approved installation guide.
Dedicated Mounting Bracket
When quick-swap operation is required, install the dedicated Robur mounting bracket so modules remain secure while staying fast to remove and replace.
Why Choose Robur Instead of a Fixed Big Pack?
Robur gives you a 100Ah-class starting setup while keeping the system modular. You can plan capacity around your cart, add modules later, use spare rotation or off-cart charging, and rely on factory-backed documents and support.
| What Matters | Lead-Acid Setup | Generic Online Lithium | Large Fixed Packs | Robur Modular Platform |
|---|---|---|---|---|
| Fitment Guidance | Often replaced by local shop habit | Often limited to listing specs | Usually tied to a fixed product size | Voltage, tray, charger and use-case guidance |
| Pack Expansion | Heavy multi-battery replacement | Varies by BMS and pack design | Often one large fixed pack | 2-pack 100Ah-class system with modular expansion |
| Spare / Off-Cart Charging | Heavy batteries and slow rotation | Depends on pack design and support | Usually managed as one whole pack | Spare or rotation modules can be planned for off-cart charging workflows |
| Charging Planning | Traditional lead-acid charger setup | Charger information may be unclear | Brand-specific charger required | 25A max charging support, with 12A charger option available |
| Factory Control | Traditional supply chain | Seller quality can vary | Brand-managed sourcing | Factory-backed manufacturing |
| Certification / Test Proof | Known chemistry but maintenance-heavy | Documentation may be unclear | Usually documented | Certification documents, test reports and patent documentation |
| Support Path | Local shop / dealer | Marketplace seller dependent | Brand support | Factory-backed pre-purchase and after-sales support |
| Purchase Path | Usually offline purchase | Listing-dependent trust | Established brand environment | Clear product resources plus Amazon ordering |
*Final configuration and cost depend on cart setup, module count, accessories, and the Amazon listing available at the time of purchase.
Factory-Backed System
Robur is built with direct battery manufacturing, documented quality checks, and technical support behind the system.
Documented Quality Proof
Robur supports its battery platform with certification documents, test reports, patent documentation, and pack-level quality checks so you can compare more than photos and capacity claims.
Modular Upgrade Planning
Start with two modules, then add capacity for longer routes, heavier use, spare rotation, or future usable-range refresh.
Fitment and Module Planning Support
Fitment Check
Check voltage, tray space, charger type, controller setup, cable routing, and available space before ordering.
Module Count Guidance
Start with the two-module setup, then adjust for hills, passengers, range expectations, tray space, and charging setup.
5-Year Warranty Support
Buy with more confidence knowing the system is backed by factory after-sales support and documented quality proof.
Frequently Asked Questions
Will this fit my golf cart?
The module matches the original lead-acid battery dimensions used by the 48V platform, allowing direct replacement with no battery-bay modification in a standard fixed installation. Always confirm cart voltage, tray layout, charger, controller and cable compatibility before ordering.
Why choose a 2-pack 100Ah-class setup?
Two 50.5Ah modules create about 101Ah / 5.09kWh, matching the 48V 100Ah-class upgrade buyers already compare while keeping the system expandable for future capacity, spare rotation, or off-cart charging.
How fast can one module charge?
The Robur module supports up to 25A charging. A 25A charger can fully charge one 50.5Ah module in about 2 hours, depending on starting SOC and charger version. A 12A charger option is also available.
Does the quick-swap configuration require modification?
The standard fixed 48V installation does not require battery-bay modification. The quick-swap configuration uses a dedicated mounting bracket to secure the modules and support repeated removal.
Can I add or replace a module later?
The modular architecture supports later capacity expansion and module-level service. Any added or replacement module must follow Robur's approved diagnostic, compatibility and matching procedure; new and aged modules should not be mixed without verification.
DON'T FORGET
Compatible Accessories
Accessories that support the 2-pack system, charging workflow, and battery status visibility.
4 Inch Smart Display Screen
Monitor battery status in real time. ✔ Voltage ✔ Remaining Capacity ✔ System Alerts.
Learn More
Display Mount
Secure installation for dashboard mounting. ✔ Clean setup ✔ Stable positioning.
View Details
Display Extension Cable
Flexible routing for custom installation. ✔ Easy connection ✔ Cleaner cable management.
View Details
900W Lithium Battery Charger
Supports Robur lithium charging workflows for installed or spare modules. Battery platform supports up to 25A charging; final charging current depends on charger version.
View DetailsPlan Your 48V Golf Cart Lithium Upgrade
Confirm fitment, choose your 1–6 Pack configuration, and review the selected capacity before ordering.
