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SigmasTek Battery Compatible With CSB Battery HR1221W Battery 12V 5.5AH

Model Terminal V AH Length Width Height Qty Weight
SP12-5.5 (T2)F2125.53.54"2.76"3.98"14.2 Lbs

This is a 12V 5.5Ah SLA AGM F2/T2 – SigmasTek SP12-5.5 (T2)

Looking for a reliable 12V 5.5Ah SLA battery replacement? This listing includes a  12V 5.5Ah sealed lead acid (SLA) AGM battery with F2 terminals, designed to power any device calling for 12V 5.5Ah battery with F2/T2 terminals. 

These high-performance, maintenance-free, rechargeable AGM batteries are built to meet or exceed OEM specifications and provide dependable standby and backup power across a wide range of applications. 


Product Specifications

  • Voltage: 12 Volt (12V)
  • Capacity: 5.5 Amp Hour (5.5Ah)
  • Terminal Type: F2 / T2 (.250” spade terminals)
  • Chemistry: Sealed Lead Acid (SLA), AGM (Absorbent Glass Mat)
  • Quantity: Single Battery
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year

Ideal for:

  • UPS battery backup systems
  • Emergency power backup units
  • Network equipment backup
  • Mobility scooters
  • Telecommunications equipment
  • Medical equipment
  • General purpose standby power

Engineered for performance and longevity, these 12V 5.5Ah sealed lead acid batteries  deliver consistent power output, low-self-discharge, and vibration resistance.


Restore your equipment's runtime and reliability today with this 12V 5.5Ah SLA AGM battery.


Key Features & Benefits

  • Advanced AGM Technology – Absorbent Glass Mat design delivers superior power efficiency and longer service life compared to standard flooded batteries.
  • Maintenance-Free Operation – Fully sealed, no water additions required.
  • Spill-Proof & Leak-Proof Construction – Safe installation in multiple orientations.
  • Valve Regulated (VRLA) – Built-in pressure control for enhanced safety.
  • U.L. Recognized & CE Certified – Quality and safety tested.
  • Low Self-Discharge Rate – Ideal for standby and backup applications.
  • Heavy-Duty Grid Design – Improved durability and vibration resistance.
  • 1 Year Manufacturer Warranty


Why Buy From BatterySharks?

  • Premium quality SigmasTek 12V 5.5Ah SLA AGM replacement batteries
  • Fast order processing
  • In-stock inventory
  • Experienced customer support
  • Competitive pricing on UPS replacement batteries
  • Decades of experience with SLA AGM batteries

Need help confirming compatibility with your application/battery model? Contact us and we’ll assist you.


Shipping, Returns & Warranty

For complete details regarding shipping times, returns, exchanges, and warranty coverage:
Click Here for Full Policies & Shipping Information

COMPATIBILITY

ACME Security Systems TC1245
Alpha Technologies ALI 450
Amstron AP-1250F2
Amstron AP-1250H
APC BACK-UPS ES BE350
APC BACK-UPS BE350
APC RBC29
APC RBC30
APC RBC45
APC RBC46
APC BACK-UPS ES BE500
B&B Battery BP4-12-F2
B&B Battery HR5.5-12-F2
B&B Battery HR5.8-12
Belkin F6350
Belkin F6C325
Belkin F6H350
Belkin F6H500
Belkin Pro F6C325
Belkin BERBC42
Belkin BERBC53
Belkin BERBC54
Belkin F6C1221-BAT
Belkin F6C550-AVR
Belkin F6C550fcAVR
Belkin F6C550odmAVR
Belkin F6C550spAVR
Belkin F6C600
Belkin F6C600-SER-SB
Belkin F6H125-BAT
Belkin F6H375odmUSB
Belkin F6H375spUSB
Belkin F6H375-USB
Belkin F6H550-USB
Belkin Regulator Pro Silver 350
Belkin Regulator Pro Silver 500
Belkin Regulator Pro Silver 650
Best Power BAT-0060
Best Power BAT-0061
Best Technologies BAT-0061
Best Technologies BAT-0060
Black&Decker CS100
Conext CNB300
Conext CNB500
CSB Battery GP1245-F2
CSB Battery HR1221W
CSB Battery HR1227W
CyberPower AE425
CyberPower AE485
CyberPower CP485SL
CyberPower CP500HG
CyberPower CPS375SL
CyberPower CPS385
CyberPower CPS425SL
CyberPower CPS450
CyberPower UP425
CyberPower SL 375SL
CyberPower SL 425SL
Eagle Picher CF-12V4.5-F2
Eaton Powerware PW5110-350VA
Eaton Powerware PW5110-500VA
Eaton Powerware PW3110-300iVA
Eaton Powerware PW3110-300VA
Eaton Powerware PW3105-500VA
Eaton Powerware PW3105-350
Eaton Powerware PW3105-350VA
Eaton Powerware PW3105-500
Eaton Powerware One-UPS 250
Eaton Powerware BAT-0495
Eaton Powerware BAT-0060
Eaton Powerware 106711158-001
Eaton Powerware 106711159-001
Eaton Powerware 58700033
Eaton Powerware 05147642-5501
Eaton Powerware 05147643-5501
Edwards 1212B060
Electric Scooter 12 Volt 5.5 Amp
Els EDS1242
Enersys NP4-12-F2
Enersys NP5-12-F2
Enersys NPX-25
Enersys NPX-25T
Enersys 12HX25
Enersys HX25
Expocell P212/40-F2
Expocell P212/45-F2
Expocell P212/50-F2
Fenton Technologies PowerPal L280
FIAMM FGH20501A
FIAMM FGHL20502
Fire Lite MP12
FirstPower FP1245HR-F2
FirstPower FP1250HR-F2
Genesis NP4-12-F2
Genesis NPX-25
Genesis NP5-12-F2
Gruber Power GPS12-5F2
Gruber Power GPS-1250
GS Portalac PE12V4.5
GS Portalac PE412R
GS Portalac PE4512R
GS Portalac PX12050SHR
GS Portalac PXL12050
IBT Technologies BT5-12AHR-F2
Lawn Mower 12 Volt 5.5 Amp F2
Liebert PowerSure Personal PSP 300
Liebert UPStationD PSP 300
Liebert PA350-120U
MGE Ellipse 300
Minimoto Submersible
National Battery NB12-5.5HR
National Power Corporation GT024P6
Newmox FNC-1240-F2
Newmox FNC-1245-F2
Notifier 4885
Notifier PE412
ONEAC Desk Power 300
ONEAC Desk Power 500
Para Systems Minuteman MBK 300i
Para Systems Minuteman MBK300
Para Systems Minuteman PRO 200i
Para Systems Minuteman Pro 200
Phantom Power BT-12V-5AF2
Power Patrol SLA1056
Power Patrol SLA0059
Power Patrol SLA0197
Power Rite PRB124-F2
Power Sonic PS-1250-F2
PowerWare PW3105-350VA
PowerWare PW3105-500VA
PowerWare PW5110-350VA
PowerWare PW5110-500VA
Pulse RK-9
Razor Junior Electric Wagon
Razor PowerRider 360
Rhino SLA5-12-T25
Ritar RT1245-F2
Ritar RT1250-F2
Ritar RT1255-F2
Ritar RT1245H-F2
Ritar RT1250H-F2
Ritar RT1255H-F2
Sealed Lead Acid 12 Volt 5.5 Amp
SigmasTek SP12-5.5HR
Silent Knight 680
Silent Knight 712
Silent Knight 5107
Silent Knight ENERJET
Silent Knight N5HR
Silent Knight N7HR
Silent Knight S121
Silent Knight S122
SL Waber Power House 250
SL Waber Power House 280
SL Waber Power House 320
Sonnenschein A212/3.5S
Sonnenschein CR125
Sonnenschein Prestige 3000
Sonnenschein Prestige EXT 1250
Sonnenschein Prestige EXT 1500
Sonnenschein Prestige EXT 650
Sonnenschein Prestige EXT 800
Sonnenschein S24042IWC
Suncast Hose Reel PW100
Suncast Hose Reel PWC150
Sunnyway SW1245-F2
Sunnyway SW1250(IV)
Sunnyway SWE1240-F2
Sunnyway SWE1250-F2
Sunnyway SW1221W(IV)
Toyo Battery 6FMH4
Trio Lightning TL930031
Tripp Lite AVR550U
Tripp Lite BC280
Tripp Lite INTERNET 500U
Tripp Lite INTERNET 525U
Universal Power UB1250-F2 (D5777)
UPS 12 Volt 5.5 Amp
Upsonic PC MATE 25
Upsonic PC MIGHT 25
Vision CP1250H-F2
Vision HP12-22W
Vision HP12-30W
Yuasa NP4-12-F2
Yuasa NPX-25
Yuasa NP5-12-F2
Yuasa NP5-12FR-F2
Yuasa NP4-12FR-F2