CSB EVH12390 12V 39AH Deep Cycle Battery - Premium U1 Replacement
UPGRADE YOUR MOBILITY DEVICE with this high-capacity CSB EVH12390 battery. At 39 amp hours, this premium replacement delivers longer runtimes and extended travel range compared to standard 32-35AH U1 batteries.
Perfect for power wheelchairs, mobility scooters, medical equipment, and backup power systems where reliable performance is essential.
Why Choose This Enhanced U1 Battery?
- ✅ LONGER RUNTIME - 39AH capacity vs standard 32-35AH U1 batteries
- ✅ EXTENDED CYCLE LIFE - Superior durability compared to OEM batteries
- ✅ GREATER TRAVEL RANGE - Go further on a single charge
- ✅ MAINTENANCE-FREE SLA - Sealed lead acid design requires no water addition
- ✅ DIRECT REPLACEMENT - Perfect fit for U1 battery applications
Technical Specifications:
Brand | CSB (High-reliability manufacturer) |
Model | EVH12390 |
Voltage | 12V DC |
Capacity | 39 Amp Hours (39AH) |
Terminal Type | Nut & Bolt |
Dimensions | Length: 7.68" | Width: 5.16" | Height: 7.13" (with terminals) |
Weight | 25.35 lbs |
Chemistry | Sealed Lead Acid (SLA) |
Warranty | 1 Year Manufacturer Warranty |
Compatible With:
Ideal replacement for standard U1 batteries in mobility scooters, power wheelchairs, medical devices, UPS systems, and other applications requiring reliable 12V power.
IMPORTANT: Verify your equipment's specifications before purchasing. Contact us with any compatibility questions.
Upgrade today for longer runtime, extended travel range, and superior reliability!

PRODUCT CATEGORIES

DESCRIPTION
CSB EVH12390 12V 39AH Deep Cycle Battery - Premium U1 Replacement
UPGRADE YOUR MOBILITY DEVICE with this high-capacity CSB EVH12390 battery. At 39 amp hours, this premium replacement delivers longer runtimes and extended travel range compared to standard 32-35AH U1 batteries.
Perfect for power wheelchairs, mobility scooters, medical equipment, and backup power systems where reliable performance is essential.
Why Choose This Enhanced U1 Battery?
- ✅ LONGER RUNTIME - 39AH capacity vs standard 32-35AH U1 batteries
- ✅ EXTENDED CYCLE LIFE - Superior durability compared to OEM batteries
- ✅ GREATER TRAVEL RANGE - Go further on a single charge
- ✅ MAINTENANCE-FREE SLA - Sealed lead acid design requires no water addition
- ✅ DIRECT REPLACEMENT - Perfect fit for U1 battery applications
Technical Specifications:
Brand | CSB (High-reliability manufacturer) |
Model | EVH12390 |
Voltage | 12V DC |
Capacity | 39 Amp Hours (39AH) |
Terminal Type | Nut & Bolt |
Dimensions | Length: 7.68" | Width: 5.16" | Height: 7.13" (with terminals) |
Weight | 25.35 lbs |
Chemistry | Sealed Lead Acid (SLA) |
Warranty | 1 Year Manufacturer Warranty |
Compatible With:
Ideal replacement for standard U1 batteries in mobility scooters, power wheelchairs, medical devices, UPS systems, and other applications requiring reliable 12V power.
IMPORTANT: Verify your equipment's specifications before purchasing. Contact us with any compatibility questions.
Upgrade today for longer runtime, extended travel range, and superior reliability!

Payment Methods Accepted: MasterCard, Visa, Discover, American Express, PayPal.
Payment must be made within 3 days of purchasing the item, we are not able to ship items until payment has been received. If you have a special circumstance please reach out to us.
If you have an issue with your order please reach out to us first before initiating a return.
We offer free returns within the first 30 days. Once the product arrives at our facility it will be inspected to ensure quality, both in terms of performance and physical appearance. Damaged items will receive a reduced refund or a dispute on the return.
Once the product has been confirmed to be in the new condition, a refund will be issued through the eBay platform back to the original payment method used.
We have an extremely knowledgeable staff on hand - if you have any questions please feel free to message us for help. We are in the office Monday - Fridays 8 AM to 9 PM and Saturdays 9 AM to 2 PM.