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In stock
Customer Choice
Trojan Pacer P-105 LPT 220Ah 6V Deep-Cycle Flooded Battery Golf Cart & RV

Trojan Pacer P-105 LPT 220Ah 6V Deep-Cycle Flooded Battery Golf Cart & RV

  • AMP Hours220Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

In stock
Trojan Pacer P-875 LPT 165Ah 8V Deep-Cycle Battery Flooded Lead-Acid Golf Cart & Industrial Use

Trojan Pacer P-875 LPT 165Ah 8V Deep-Cycle Battery Flooded Lead-Acid Golf Cart & Industrial Use

  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

In stock
Trojan Motive T-605 LPT 210Ah 6V Deep-Cycle Flooded Battery Golf Cart & Industrial

Trojan Motive T-605 LPT 210Ah 6V Deep-Cycle Flooded Battery Golf Cart & Industrial

  • AMP Hours210Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

In stock
Customer Choice
Trojan Motive T-105 LPT 225Ah 6V Deep-Cycle Flooded Battery Golf Cart & Solar

Trojan Motive T-105 LPT 225Ah 6V Deep-Cycle Flooded Battery Golf Cart & Solar

  • AMP Hours225Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

In stock
Trojan Motive T-875 EHPT 170Ah 8V Deep-Cycle Flooded Battery Golf Cart & Industrial

Trojan Motive T-875 EHPT 170Ah 8V Deep-Cycle Flooded Battery Golf Cart & Industrial

  • AMP Hours170Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Tampa, FL

Delivery on Feb 24–27

In stock
Trojan Motive T-875 LPT 170Ah 8V Deep-Cycle Battery Golf Cart & Industrial Power

Trojan Motive T-875 LPT 170Ah 8V Deep-Cycle Battery Golf Cart & Industrial Power

  • AMP Hours170Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T-105 EHPT 225Ah 6V Deep-Cycle Flooded Battery for Solar, RV, Marine & Golf Carts

Trojan Motive T-105 EHPT 225Ah 6V Deep-Cycle Flooded Battery for Solar, RV, Marine & Golf Carts

  • AMP Hours225Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

Limited stock
Trojan Motive T-105 Plus SV 225Ah 6V Deep-Cycle Flooded Battery for Solar, RV, Marine & Golf Carts
In stock
Trojan Pacer P-1275 145Ah 12V Deep-Cycle Battery Budget-Friendly Golf Cart & Industrial Power

Trojan Pacer P-1275 145Ah 12V Deep-Cycle Battery Budget-Friendly Golf Cart & Industrial Power

  • AMP Hours145Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T-125 Plus SureVent 240Ah 6V Deep-Cycle Battery for Industrial, Golf Carts & Renewable Energy

Trojan Motive T-125 Plus SureVent 240Ah 6V Deep-Cycle Battery for Industrial, Golf Carts & Renewable Energy

  • AMP Hours240Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive 27TMH 115Ah 12V Deep-Cycle Battery for Solar & Marine

Trojan Motive 27TMH 115Ah 12V Deep-Cycle Battery for Solar & Marine

  • AMP Hours115Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

Limited stock
Trojan Motive T-125 EHPT MasterVent 240Ah 6V Deep-Cycle Flooded Battery for Golf Carts, Solar, RV & Marine

Trojan Motive T-125 EHPT MasterVent 240Ah 6V Deep-Cycle Flooded Battery for Golf Carts, Solar, RV & Marine

  • AMP Hours240Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Tampa, FL

Delivery on Feb 24–27

In stock
Trojan Motive T-125 LPT 240Ah 6V Deep-Cycle Flooded Battery Golf Cart & Solar

Trojan Motive T-125 LPT 240Ah 6V Deep-Cycle Flooded Battery Golf Cart & Solar

  • AMP Hours240Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T-890 MasterVent 190Ah 8V Deep-Cycle Battery for Golf Carts & Solar

Trojan Motive T-890 MasterVent 190Ah 8V Deep-Cycle Battery for Golf Carts & Solar

  • AMP Hours190Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J250G UT 235Ah 6V Deep-Cycle Battery for Floor Cleaning Machines & Multi-Purpose

Trojan Motive J250G UT 235Ah 6V Deep-Cycle Battery for Floor Cleaning Machines & Multi-Purpose

  • AMP Hours235Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

In stock
Trojan Motive T-145 LPT Mastervent 260Ah 6V Deep-Cycle Flooded Battery Solar & Industrial

Trojan Motive T-145 LPT Mastervent 260Ah 6V Deep-Cycle Flooded Battery Solar & Industrial

  • AMP Hours260Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T-145 EHPT Bayonet 260Ah 6V Deep-Cycle Flooded Battery for Industrial, Solar & Marine
Limited stock
Trojan Motive T-145 EHPT MV 260Ah 6V Deep-Cycle Flooded Battery for Industrial, Solar & Marine

Trojan Motive T-145 EHPT MV 260Ah 6V Deep-Cycle Flooded Battery for Industrial, Solar & Marine

  • AMP Hours260Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

Limited stock
Trojan Motive T-145EUT Bayonet Universal Terminal 260Ah 6V Deep-Cycle Flooded Battery for Fleet & Industrial
Limited stock
Trojan Pacer P-16 UT 370Ah 6V Deep-Cycle Flooded Battery for Golf Carts, Material Handling & Floor Machines

Trojan Pacer P-16 UT 370Ah 6V Deep-Cycle Flooded Battery for Golf Carts, Material Handling & Floor Machines

  • AMP Hours370Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Tampa, FL

Delivery on Feb 24–27

Limited stock
Trojan Ranger 160 EHPT MasterVent 204Ah 8V Battery for Golf Carts & Utility Vehicles

Trojan Ranger 160 EHPT MasterVent 204Ah 8V Battery for Golf Carts & Utility Vehicles

  • AMP Hours204Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Solar AES SAES-06-220 LT 209Ah 6V Off-Grid Solar & Renewable Energy Battery

Trojan Solar AES SAES-06-220 LT 209Ah 6V Off-Grid Solar & Renewable Energy Battery

  • AMP Hours209Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T-145 Plus SureVent 260Ah 6V Floor Machine & Aerial Lift Battery

Trojan Motive T-145 Plus SureVent 260Ah 6V Floor Machine & Aerial Lift Battery

  • AMP Hours260Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

In stock
MK Battery DEKA 8G27-HFL-DEKA 12V Gel Deep Cycle Lead-Acid Storage Battery

MK Battery DEKA 8G27-HFL-DEKA 12V Gel Deep Cycle Lead-Acid Storage Battery

  • AMP Hours88Ah
  • ChemistryLead Acid, Gel

Delivery on Feb 24–27

Limited stock
Trojan OverDrive AES-31 104Ah 12V AGM Deep-Cycle Battery for Trucks, Marine & RV Auxiliary Power

Trojan OverDrive AES-31 104Ah 12V AGM Deep-Cycle Battery for Trucks, Marine & RV Auxiliary Power

  • AMP Hours104Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T875-AES 158Ah 8V AGM Deep-Cycle Battery Maintenance-Free Golf Cart & Industrial

Trojan Motive T875-AES 158Ah 8V AGM Deep-Cycle Battery Maintenance-Free Golf Cart & Industrial

  • AMP Hours158Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

In stock
Trojan Motive T-1275 LPT 150Ah 12V Deep-Cycle Flooded Battery Golf Cart & Industrial

Trojan Motive T-1275 LPT 150Ah 12V Deep-Cycle Flooded Battery Golf Cart & Industrial

  • AMP Hours150Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

In stock
Trojan Motive T105-AES 207Ah 6V AGM Deep-Cycle Battery Maintenance-Free Solar & Industrial

Trojan Motive T105-AES 207Ah 6V AGM Deep-Cycle Battery Maintenance-Free Solar & Industrial

  • AMP Hours207Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan AC J305E-AC Dual Post 305Ah 6V Deep-Cycle Flooded Battery for Industrial & Motive Power

Trojan AC J305E-AC Dual Post 305Ah 6V Deep-Cycle Flooded Battery for Industrial & Motive Power

  • AMP Hours305Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J250P DT 250Ah 6V Deep-Cycle Battery for Floor Machines, Aerial Lifts & Multi-Purpose
In stock
MK Battery DEKA 8L16-DEKA 6V Flooded Lead-Acid Storage Battery

MK Battery DEKA 8L16-DEKA 6V Flooded Lead-Acid Storage Battery

  • AMP Hours370Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

In stock
MK Battery DEKA 8G31-HST-DEKA 12V Gel Deep Cycle Lead-Acid Storage Battery

MK Battery DEKA 8G31-HST-DEKA 12V Gel Deep Cycle Lead-Acid Storage Battery

  • AMP Hours97.6Ah
  • ChemistryLead Acid, Gel

Delivery on Feb 24–27

Limited stock
Trojan 27-AES LBL 89Ah 12V AGM Battery for Aerial Lifts, Floor Machines, Marine & RV - 3X Cycle Life

Trojan 27-AES LBL 89Ah 12V AGM Battery for Aerial Lifts, Floor Machines, Marine & RV - 3X Cycle Life

  • AMP Hours89Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Solar SAES-12-105 LT 107Ah 12V AGM Deep Cycle Off-Grid Solar & Backup Power Battery

Trojan Solar SAES-12-105 LT 107Ah 12V AGM Deep Cycle Off-Grid Solar & Backup Power Battery

  • AMP Hours107Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan T-1275 EHPT MV 150Ah 12V Deep-Cycle Battery for Golf & Floor Machines

Trojan T-1275 EHPT MV 150Ah 12V Deep-Cycle Battery for Golf & Floor Machines

  • AMP Hours150Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive T105-AES AP 207Ah 6V AGM Floor Machine & Aerial Lift Battery

Trojan Motive T105-AES AP 207Ah 6V AGM Floor Machine & Aerial Lift Battery

  • AMP Hours207Ah
  • ChemistryLead Acid, AGM

Delivery on Feb 24–27

Limited stock
Trojan Motive 31-AES DT 102Ah 12V AGM Deep Cycle Marine, RV & Floor Scrubber Battery

Trojan Motive 31-AES DT 102Ah 12V AGM Deep Cycle Marine, RV & Floor Scrubber Battery

  • AMP Hours102Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive 31-AES M8 102Ah 12V AGM Deep-Cycle Battery Maintenance-Free Solar & Industrial

Trojan Motive 31-AES M8 102Ah 12V AGM Deep-Cycle Battery Maintenance-Free Solar & Industrial

  • AMP Hours102Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan AC Series L16E-UT 370Ah 6V Deep-Cycle Flooded Battery Solar & Heavy-Duty Industrial

Trojan AC Series L16E-UT 370Ah 6V Deep-Cycle Flooded Battery Solar & Heavy-Duty Industrial

  • AMP Hours370Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive 6V-GEL 189Ah 6V Sealed Gel Battery for Golf Carts & Solar

Trojan Motive 6V-GEL 189Ah 6V Sealed Gel Battery for Golf Carts & Solar

  • AMP Hours189Ah
  • ChemistryLead Acid, Gel

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan AC L16G-UT 390Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

Trojan AC L16G-UT 390Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

  • AMP Hours390Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Solar SAES-12-135 LT 135Ah 12V Off-Grid Solar & Renewable Energy Battery

Trojan Solar SAES-12-135 LT 135Ah 12V Off-Grid Solar & Renewable Energy Battery

  • AMP Hours134Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Tampa, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J305H-AC Dual Terminal 305Ah 6V Deep-Cycle Battery for Floor Machines & Industrial

Trojan Motive J305H-AC Dual Terminal 305Ah 6V Deep-Cycle Battery for Floor Machines & Industrial

  • AMP Hours360Ah
  • ChemistryLead Acid, Flooded

Delivery on Feb 24–27

Limited stock
Trojan Motive T1275-AES M8 130Ah 12V Aerial Lift & Floor Machine Battery

Trojan Motive T1275-AES M8 130Ah 12V Aerial Lift & Floor Machine Battery

  • AMP Hours130Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Ft. Myers, FL

Delivery on Feb 24–27

Limited stock
Trojan AC L16P-DT Dual Terminal 420Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

Trojan AC L16P-DT Dual Terminal 420Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

  • AMP Hours420Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Solar SAES-06-315 LT 285Ah 6V Off-Grid Solar & Renewable Energy Battery

Trojan Solar SAES-06-315 LT 285Ah 6V Off-Grid Solar & Renewable Energy Battery

  • AMP Hours285Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J185H-AC Universal Terminal 225Ah 12V Deep-Cycle Battery for Material Handling, Solar & Marine

Trojan Motive J185H-AC Universal Terminal 225Ah 12V Deep-Cycle Battery for Material Handling, Solar & Marine

  • AMP Hours225Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J305-AES DT 279Ah 6V AGM Deep Cycle Floor Scrubber, Aerial Lift & Solar Battery
Limited stock
Trojan J305-AES M8 279Ah 6V AGM Deep Cycle Solar & Renewable Energy Battery

Trojan J305-AES M8 279Ah 6V AGM Deep Cycle Solar & Renewable Energy Battery

  • AMP Hours279Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan L16H-AC DT 435Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

Trojan L16H-AC DT 435Ah 6V Deep-Cycle Flooded Battery for Floor Machines & Aerial Lifts

  • AMP Hours435Ah
  • ChemistryLead Acid, Flooded

Pickup on Wed, Feb 25 from Orlando, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive L16HG-AC Universal Terminal 435Ah 6V Deep-Cycle Flooded Battery for Floor Cleaning Machines
Limited stock
Trojan Solar AES SAES-06-375 LT 364Ah 6V Off-Grid Solar & Renewable Energy Battery

Trojan Solar AES SAES-06-375 LT 364Ah 6V Off-Grid Solar & Renewable Energy Battery

  • AMP Hours364Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive L16-AES DT 355Ah 6V Deep-Cycle Battery Solar & Industrial

Trojan Motive L16-AES DT 355Ah 6V Deep-Cycle Battery Solar & Industrial

  • AMP Hours355Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Solar SAES-12-205 LT 179Ah 12V Off-Grid Solar & Renewable Energy Battery

Trojan Solar SAES-12-205 LT 179Ah 12V Off-Grid Solar & Renewable Energy Battery

  • AMP Hours179Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J185-AES 175Ah 12V AGM DT Deep-Cycle Battery

Trojan Motive J185-AES 175Ah 12V AGM DT Deep-Cycle Battery

  • AMP Hours175Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

Limited stock
Trojan Motive J185-AES M8 175Ah 12V Floor Machine & Material Handling Battery

Trojan Motive J185-AES M8 175Ah 12V Floor Machine & Material Handling Battery

  • AMP Hours175Ah
  • ChemistryLead Acid, AGM

Pickup on Wed, Feb 25 from Miami, FL

Delivery on Feb 24–27

In stock
MK Battery DEKA 8A8D-LTP-DEKA 12V AGM Lead-Acid Storage Battery

MK Battery DEKA 8A8D-LTP-DEKA 12V AGM Lead-Acid Storage Battery

  • AMP Hours245Ah
  • ChemistryLead Acid, AGM

Delivery on Feb 24–27

In stock
MK Battery DEKA 8G8D-HLT-DEKA Gel Deep 12V Cycle Lead-Acid Storage Battery

MK Battery DEKA 8G8D-HLT-DEKA Gel Deep 12V Cycle Lead-Acid Storage Battery

  • AMP Hours225Ah
  • ChemistryLead Acid, Gel

Delivery on Feb 24–27

Limited stock
Trojan 8D-AGM Dual Terminal 230Ah 12V Dual-Purpose AGM Battery for Marine, RV & Industrial

Trojan 8D-AGM Dual Terminal 230Ah 12V Dual-Purpose AGM Battery for Marine, RV & Industrial

  • AMP Hours230Ah
  • ChemistryLead Acid, AGM

Delivery on Feb 24–27

Limited stock
SimpliPHI 1.4 kWh 24V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

SimpliPHI 1.4 kWh 24V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

  • AMP Hours57Ah
  • ChemistryLithium, LiFePO4

Delivery on Feb 26 – Mar 03

Limited stock
SimpliPHI 3.8 kWh 48V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

SimpliPHI 3.8 kWh 48V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

  • AMP Hours75Ah
  • ChemistryLithium, LiFePO4

Delivery on Feb 26 – Mar 03

Limited stock
SimpliPHI 3.8 kWh 24V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

SimpliPHI 3.8 kWh 24V Lithium Ferro Phosphate Battery (by Briggs & Stratton)

  • AMP Hours150Ah
  • ChemistryLithium, LiFePO4

Delivery on Feb 26 – Mar 03

Limited stock
SimpliPHI 3.8 kWh LFP 48V Battery with Integrated BMS w/ Communications (by Briggs & Stratton)

SimpliPHI 3.8 kWh LFP 48V Battery with Integrated BMS w/ Communications (by Briggs & Stratton)

  • AMP Hours75Ah
  • ChemistryLithium, LiFePO4

Delivery on Feb 26 – Mar 03

In stock
SimpliPHI 6.6 Battery 6.65kWh LFP 48V Stackable (by Briggs & Stratton)

SimpliPHI 6.6 Battery 6.65kWh LFP 48V Stackable (by Briggs & Stratton)

  • AMP Hours130Ah
  • ChemistryLithium, LiFePO4

Delivery on Feb 26 – Mar 03

  • Overview
  • Articles

Buy Solar Batteries

Smart solar battery purchase decisions focus on cost per cycle, not just sticker price. Homeowners and installers who evaluate lifetime value achieve 40-60% better returns while avoiding compatibility failures and warranty disputes.

How much do solar batteries really cost per cycle?

Cost per cycle reveals your actual expense for each charge-discharge event. Calculate it: total system cost divided by warranted cycle count at your intended depth of discharge.

Battery Type Price/kWh Usable DoD Cycle Life Usable Capacity (10kWh system) Cost per Cycle Best Application
LiFePO4 Lithium $400-700 80-100% 6,000-8,000 8-10 kWh $0.11 Daily cycling, grid-tied
AGM Lead-Acid $180-280 50% 400-700 5 kWh $0.80 Backup power only
Gel Lead-Acid $200-320 50-70% 500-1,000 5-7 kWh $0.60 Unheated spaces

A cheap solar battery isn't always the best value. A $6,000 LiFePO4 battery delivers 8kWh usable across 7,000 cycles ($0.11/cycle). A $2,400 AGM provides only 5kWh over 600 cycles ($0.80/cycle)—seven times more expensive per actual use.

Which solar battery type matches your system?

Your Situation Recommended Battery Sizing Rule Temperature Range
Daily grid arbitrage LiFePO4 Match daily usage 20-120°F
Weekend cabin Gel 2x daily usage 40-110°F
Emergency backup AGM 2x daily usage 60-90°F (heated space)
Off-grid primary LiFePO4 1.2x daily usage 20-120°F
What's the difference between LiFePO4 and AGM solar batteries?

LiFePO4 lithium batteries allow 80-100% depth of discharge with 6,000-8,000 cycles, while AGM batteries limit to 50% depth of discharge with 400-700 cycles. LiFePO4 offers better cost per cycle despite higher upfront cost, making it ideal for daily cycling in solar systems.

How do I calculate the right battery capacity for solar panels?

Multiply your daily energy usage (kWh) by the battery's usable depth of discharge. For LiFePO4, match your daily usage. For AGM or gel batteries, purchase double your daily usage since you can only use 50% capacity without reducing lifespan.

Critical battery specifications explained

Warranty throughput matters more than cycle count alone. A 10kWh battery warranting 30 MWh throughput delivers double the energy of one warranting 15 MWh, regardless of identical cycle ratings.

C-rate compatibility prevents inverter shutdowns. Your inverter's peak output must not exceed battery C-rating. A 6kW solar array needs minimum 0.6C charge rating on a 10kWh battery bank.

Solar battery warranty comparison

Coverage Type Year 1-5 Value Year 6-10 Value Replacement Cost
(original $5,000)
Straight Replacement $5,000 $5,000 $0
Pro-rata (20%/year) $4,000-$5,000 $0-$2,500 $2,500-$5,000
Pro-rata shipping $3,600-$4,600 -$400-$2,100 $2,900-$5,400

Premium solar battery companies offer straight replacement for years 1-5, then pro-rata coverage. Budget brands apply pro-rata from day one, making you split replacement costs.

⚠️ Warranty red flags: You pay shipping for 300-pound failed units ($200-400). Pro-rata coverage from day one. No throughput guarantee specified. These terms significantly increase your total ownership cost.

Battery delivery and shipping protection

LiFePO4 batteries require UN 38.3 certified shipping with full replacement value insurance. Demand liftgate delivery for residential installations—refusing damaged shipments prevents 80% of claim rejections.

Expert Tip

Document battery condition with photos before signing delivery paperwork. Delayed damage claims face near-automatic rejection from carriers. This 30-second step protects thousands of dollars in investment.

— National Renewable Energy Laboratory (NREL) Installation Guidelines

Solar battery compatibility checklist

Verify Before Purchase Where to Check Prevents This Problem
Battery voltage matches inverter Inverter spec sheet System shutdowns
BMS protocol supported Compatibility list Overcharge damage
C-rate exceeds inverter output Battery datasheet Limited performance
Throughput warranty 20 MWh Warranty document Early capacity loss
Straight replacement years 1-5 Terms and conditions Replacement costs
Freight insurance included Purchase agreement Delivery damage

Contact both manufacturers with your configuration before buying. Five minutes of verification prevents thousand-dollar mistakes and warranty denials.

Common warranty-voiding installation mistakes

Mixing battery ages

Different internal resistances cause unbalanced charging. Always use batteries from the same production batch in parallel strings.

Multiple manufacturers

Voltage variations create dangerous imbalances. Stick to single-brand battery banks for warranty protection.

Exceeding parallel limits

Most manufacturers cap at four batteries in parallel for 48V solar systems to maintain BMS monitoring accuracy.

Expert Tip

Planning future expansion? Buy all batteries upfront even if not connecting immediately. Adding new batteries to 3-year-old banks creates age-mixing that voids warranty on all units. Store unopened at 50% charge in climate-controlled space.

— Solar Energy Industries Association (SEIA) Best Practices

Solar battery specifications comparison table

Specification Minimum Standard Premium Standard Location in Documents
Cycle life @ 80% DoD 5,000 cycles 7,000 cycles Warranty fine print
Throughput guarantee 20 MWh 30 MWh Technical specs page
Warranty structure Pro-rata after year 5 Straight replacement years 1-5 Terms document
C-rate continuous 0.5C 1.0C Electrical specs
Temperature range 40-100°F 20-120°F Environmental specs
Cell grade Automotive-grade Grade A stationary Manufacturing specs

⚠️ Cheap solar batteries priced 40-50% below market often use automotive-grade cells rated for 500-1,000 stationary cycles versus 8,000 for storage-grade cells. Always verify Grade A prismatic cells designed for stationary solar applications, not vehicle use.

Where can I buy solar batteries with warranty and delivery?

Purchase solar batteries from manufacturers or distributors offering straight replacement warranty coverage, freight insurance, and liftgate delivery. Verify compatibility documentation and support before ordering. Reputable suppliers provide technical assistance for inverter integration.

What's the best solar battery for off-grid systems?

LiFePO4 lithium batteries offer the best performance for off-grid solar systems due to high depth of discharge (80-100%), long cycle life (6,000-8,000 cycles), and wide temperature tolerance. Size capacity at 1.2x daily usage for optimal battery lifespan.

Smart solar battery buying strategy

Calculate cost per cycle, not just purchase price. Verify compatibility across voltage, C-rate, and communication protocol with your existing solar inverter.

Demand straight replacement warranty coverage and freight insurance included. Purchase complete future capacity upfront to avoid age-mixing warranty violations.

Solar installers and homeowners who apply these verification steps achieve 50-70% better lifetime economics compared to buyers focused only on the cheapest upfront price.

Ready to buy the right solar battery?

Compare our complete inventory of LiFePO4 lithium, AGM, and gel batteries with transparent pricing, warranty details, and freight insurance included on every order.

Shop Solar Batteries

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