CS series promotion

Event Time:Aug. 27 – Sept. 9

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CS Series 67A

Drop-in ready and perfectly compatible with Club Car DS, Polaris Ranger series, and Ryobi electric mowers.


As low as $699 each! Flexibly use them together in parallel or separately. Compared to a single CS-Plus 100Ah: Get 34% MORE CAPACITY for just a 16% increase in price!

Powered by Grade A Cells
Smart Bluetooth APP
Powered by Grade A Cells
8 Years Warranty

Customer Review Videos

Real installation and test videos from YouTube creators.

DIY Homestead Projects avatar

This video demonstrates how the creator upgraded his Ryobi electric riding lawn mower. Since the original lead-acid batteries had a short lifespan and were difficult to maintain, he replaced them with an all-in-one lithium battery kit from a company called Digimarker. The video provides a step-by-step guide on removing the old batteries, installing the newer, more compact lithium battery, connecting the included charger and a brand-new digital gauge, and drilling a hole in the side panel to install a wake-up push button. Finally, the creator cleverly modified the original charging port wiring, allowing for easy charging by simply plugging in an extension cord, and concluded with a test drive confirming that the modified mower runs perfectly. The entire kit costs about $1,000 and the installation process is highly straightforward and efficient.

This video provides a detailed walkthrough of installing a Digi Marker 48V 67AH LiFePO4 battery into a Ryobi RM300E riding lawn mower. The creator demonstrates the specific steps for removing the old batteries and drilling holes to secure the new one, while sharing practical tips on using reducer studs to connect the existing cables and rewiring the charger interrupt. In addition, he explains how to enlarge the mounting hole to install the new digital gauge and control switch, and replaces the factory charging port with an Anderson panel mount kit to easily connect the new charger. Ultimately, this battery upgrade allows the mower to easily handle mowing about 2 acres of lawn.

Connect in parallel to unlock an extraordinary 65-mile range
say goodbye to range anxiety.

Other 3.0kWh 60Ah lithium battery
Other
3.0kWh | 60Ah
30Mile
Digimarker 6.8kWh 134Ah parallel lithium batteries
Digimarker
6.8kWh | 134Ah
65Mile

BEFORE AND AFTER

Compare old vs. new, use the slider to see the difference.

After Before
Lead-acid
DigiMarker Battery

Built-in 12V Converter

Parameter comparison

Capacity
3.0 kWh
Voltage
51.2V
51.2V
Ah
60Ah
Range
30 miles
Continuous Output
200A
Cell Chemistry
Lithium Iron Phosphate
Lithium Iron Phosphate
Dimensions
13.37 x 10.18 x 11.47(IN)
15.75 x 8.66 x 7.87(IN)
Quantity
1
Price
1485