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"I received what I ordered in a timely manner. I have ordered more than a dozen times and expect to continue placing orders. Value for the money spent."

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"Love this place! Great prices, great service. I've been getting my replacement UPS batteries from them for quite some time, and they never disappoint!"

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More Testimonials

APC SYBT4 Battery Module with Brand New Batteries - Plug and Play Ready

Item Order#: SWAP-APC-SYBT4
  • Hot Swappable
  • Plug & Play Ready
  • In Stock and Ready for Immediate Shipment
  • Instructions Included

Street Price: $1595.00

Sale Price: $789.99


Shipping Weight: 220lb

    Our PowerSWAPTM UPS Battery Solutions Are:

  • Plug and Play Ready
  • Built with Brand New, Factory Fresh Batteries
  • Fully Tested, Charged, and Ready for Installation
  • Performance Guaranteed
  • In-Stock and Ready for Immediate Shipment

Alternate Views:

Our APC SYBT4 UPS Replacement Battery Cartridges incorporate a synergistic blend of materials and special design features that provide Superior Performance, Durability and Reliability for demanding High Rate and long duration discharge applications.

All Plug and Play Ready APC SYBT4 Battery Cartridges are...

  • Performance Guaranteed
  • Brand New, Factory Fresh Batteries Installed
  • Fully Tested, Charged, and Ready for Installation
  • In-Stock and Ready for Immediate Shipment

Buy With Confidence; Get Peace of Mind!
RefurbUPS premium grade APC SYBT4 Compatible UPS replacement battery cartridges breathe new life into your battery applications suffering from expired or weak internal batteries. Proactive battery replacement is the best way to extend your return on your UPS investment.

UPS batteries do vary from one manufacturer to another. Through our longstanding partnerships and volume purchasing relationships, we are able to offer you the industry's "Best Value" for new UPS replacement battery solutions. Our New Premium UPS Grade replacement battery offerings ensure the highest degree of performance and reliability in UPS applications.

Our Difference is Focus, Experience and UPS Battery Replacement Expertise

We provide the Best Value for Market Leading New UPS Replacement Battery solutions
RefurbUPS is the nation's most trusted source for power protection solutions. We supply more than 10,000 customers nation-wide including today's leading corporations, retailers, government, educational institutions and more.

Fast Same Day Shipping, Large Inventory
We can ship your order immediately - no backorders or delays. Our secure online fulfillment system ensures that your order will be shipped quickly and efficiently, using our specially designed packaging to ensure safe shipment and customer satisfaction.

You can place, track and manage your account online, 24 hours a day, 7 days a week. Standard shipping times depend on location; we ship out of our facility in New York state, so time to the NY Tristate area is typically 1 day, and may be as long as 6 days to the Pacific Northwest. If you require expedited shipping please call us for special shipping needs, at an additional fee.

To Determine Your APC UPS Model Number

SYBT4 Replacement Battery Module for use in the following APC UPS systems:

  • APC SY10K40F
  • APC SY10K80F
  • APC SY20K40F
  • APC SY20K80F
  • APC SY30K40F
  • APC SY30K80F
  • APC SY40K40F
  • APC SY40K80F
  • APC SY50K80F
  • APC SY60K80F
  • APC SY70K80F
  • APC SY80K80F

Locate your device's white serial sticker.
Note: Serial sticker placement varies and can be located on the front, back, side or bottom of your UPS.
The sticker will look like the following:
Serial Sticker Example

All of our APC SYBT4 Compatible - Plug And Play - UPS Replacement Battery Cartridges ship with Brand New Factory Fresh Batteries Installed. offers an Industry Leading 1 year Advanced Replacement warranty on PowerSWAP solutions.

Service and Support - 24 Hours a Day, 7 Days a Week
We provide the most extensive online "How To" UPS Battery Replacement Videos, FAQ's and KnowledgeBase to help with support questions and issues. There you can also find UPS manuals and more to help solve any issues you might have. Feel free to call us at (866) 883-9200, send us an email, or use our live chat service.

Customer Focus and Personal Service
We know you have choices, so we focus all of our processes on our valued customers. The better we understand the pressures our customers face, the better we can serve their needs. The RefurbUPS Sales, Customer Service and Support teams will go the extra mile to earn your trust and your business.

We sincerely thank you for the opportunity to be your chosen partner.