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Most popular powersports batteries
Most items are in stock however this is not live inventory.
Sold in the USA contiguous states only.

Batteries for KRASH INDUSTRIES Jet Skis (scroll down for other brands)

Antigravity Lithium Ion Battery $319.99
Fits '22 Krash Jet Skis and many more but no warranty on watercraft use. May need sealed prior to use. Warranty is directly through Antigravity so register your battery.
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Antigravity ATX20 RE-START Lithium Battery
680 Cranking Amps
The Antigravity ATX20-RS is a hi-power lightweight Lithium-Ion battery, built with our groundbreaking RE-START Technology (built-in jump-starting) so you won’t ever get stranded with a dead battery again! Directly replace the popular YTX-20 Series Lead/Acid battery and others.
YTX20 case size: 6.89 x 3.4 x 5.12 inches (LxWxH)
680 Cranking Amps
20 Amp Hours (PbEq)/ 10Ah (Actual)
3.8 lbs
Safest Battery Technology using full BMS and Lifepo4 Lithium chemistry
Compatible with 10 OEM battery sizes (see below)
Can be mounted in any orientation
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.
Video HERE


Antigravity Lithium Ion Battery $399.99
Fits '22 Krash Jet Skis and many more but no warranty on watercraft use. May need sealed prior to use.
Warranty is directly through Antigravity so register your battery. DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Antigravity ATX20-HD Lithium Battery
900 Cranking Amps
The Antigravity ATX20-HD battery is a High Power, lightweight lithium replacement for the popular YTX-20 size Lead/Acid battery. This is our HEAVY DUTY version, designed with significant Power and Amp-Hour Capacity in this popular case size.
YTX20 Standardized Case Size: 6.89 x 3.4 x 5.12 inches (LxWxH)
900 Cranking Amps
30 Amp Hours (PbEq), 15Ah (Actual)
5.18 lbs
Lighted Voltage Indicator to see state of charge (doesn’t have RE-START)
Safest Battery Technology using full BMS and Lifepo4 Lithium chemistry
Compatible with 10 OEM battery sizes (see below)
Can be mounted in any orientation
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Antigravity Lithium Ion Battery $289.99
Fits Krash Jet Skis and many more but no warranty on watercraft use. Warranty is directly through Antigravity so register your battery. May need sealed prior to use.
Short Battery Strap needed and sold separately below. DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Antigravity Lithium Ion Battery
480 Cranking Amps
The Antigravity Batteries AG-1601 is getting into the massive power arena with 480 Cranking Amps. It is the smallest lightest 16-Cell Lithium battery made. This is the go-to battery if you need very high power in a compact size.
Small Case format
4.5 x 3.25 x 5.25 inches (LxWxH)
22 Amp Hours (Pb Eq)/11 Ah (Actual)
3.18 lbs
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Parts Unlimited Lithium Ion Battery $162.95
Fits Krash Jet Skis and many more.
Short Battery Strap needed and sold separately below.  DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Parts Unlimited Lithium Ion Battery
for most aftermarket hulls and gas tanks that take a smaller battery

CCA/Ampere 250
Weight 2 lbs
Lithium ion Polymer LiFePO4
No heavy metals or hazardous acid
Non-explosive and non-combustible
Higher CCA's over lead acid batteries
JIS standard sizes
Easy to install
Up to 12 month shelf life before boosting is needed
Non-spillable, maintenance free
1,000 cycles compared to Lead Acid 300 Cycles
90% recharge by 100 current within six minutes
Dimensions 5.25" L x 3" W x 5.25" H
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Fire Power Lithium Ion Battery $151.95
Fits Krash Jet Skis and many more.
Short Battery Strap needed and sold separately below.  DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Fire Power Lithium Ion Battery
CCA/Ampere 250 A
Weight 2.37lbs
Lithium Ion Polymer technology
All components are designed, manufactured, assembled and packed in one location assuring high quality and consistency
Extremely lightweight, 50% to 70% lighter than standard batteries
Built-in LED test gauge
Increased cranking amps over lead acid batteries
Fast recharge, can be brought up to a 90% charge within 6 minutes
Easily 6 to 12 times more cycle life compared to lead acid batteries
Long shelf life, up to 1 year before requiring recharging
Can be mounted in any position
No hazardous acid or heavy metals, non-explosive and non-combustible
More precise fitments compared to other brands of lithium batteries
2 Year warranty
No ground shipping restrictions to the lower 48 states.
Carrier shipping restrictions to AK, HI and PR
Dimensions 5.313" L x 3" W x 5.25" H
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.

Short Battery Strap $27.95
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Short Battery Strap
For smaller batteries like the lithium ions above. Recommended for Krash 997 battery box with smaller Li battery.



Univarsal Battery Strap $27.95
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Battery Straps
Can also be used for other components that are strapped in.
The shorter straps will stretch 1.5 - 2"
The longer straps will stretch 3 - 4"


Most common for Kawasaki, Yamaha, Seadoo, Polaris, Tigershark + more


Parts Unlimited YTX20HL-BS $81.95
Most watercraft use a left side positive terminal but its best to check before ordering.
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12V Lead Acid AGM Maintenance Free Battery kit including acid pack
CCA/Ampere 310 A
Battery Capacity 18 Ah
Dimensions: Height 6-1/8", Length 6-13/16", Width 3-3/8"
Weight 12.4 lb





Parts Unlimited YTX16CLB-BS $97.95
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12V Lead Acid AGM Maintenance Free Battery kit including acid pack
CCA/Ampere 270 A
Battery Capacity 19 Ah
Dimensions: Height 6-7/8", Length 7", Width 4"
Weight 5.6 lbs



Parts Unlimited Lithium Ion Battery $221.95
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Parts Unlimited Lithium Ion Battery
CCA/Ampere 380 A
Weight 2.9 lb
Replaces YTX20-BS, YTX20H-BS, YT20H-BS, YTX18L-BS, YTX24HL-BS,YTX15L-BS,YB16-B-CX,YB16HL-A-CX,YB16-B,YB16L-B,YB16C-B,YB16L-A2,YB16CL-B,YB18-A,YB18L-A,Y50N18A-A,SYB16L-B,Y50-N18L-A-CX,SY50-N18L-AT,Y50N18L,Y50N18L-A2 & Y50N18L-A3
Lithium ion Polymer LifePO4
No heavy metals or hazardous acid
Non-explosive and non-combustible
Includes built-in battery capacity indicator
Mounts in any direction
Up to 12 months shelf life before boosting is needed
Dimensions 6 7/8" L x 3 7/16" W x 5 1/8" H
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Fire Power Lithium Ion Battery $199.95
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
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Fire Power Lithium Ion Battery
CCA/Ampere 380 A
Weight 2.9 lb
Replaces YTX20-BS, YTX20H-BS, YT20H-BS, YTX18L-BS, YTX24HL-BS,YTX15L-BS,YB16-B-CX,YB16HL-A-CX,YB16-B,YB16L-B,YB16C-B,YB16L-A2,YB16CL-B,YB18-A,YB18L-A,Y50N18A-A,SYB16L-B,Y50-N18L-A-CX,SY50-N18L-AT,Y50N18L,Y50N18L-A2 & Y50N18L-A3
Lithium ion Polymer LifePO4
No heavy metals or hazardous acid
Non-explosive and non-combustible
Includes built-in battery capacity indicator
Mounts in any direction
Up to 12 months shelf life before boosting is needed
Dimensions 6 1/4" L x 2 15/16" W x 5 1/4" H
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.
Aftermarket Hulls and tank battery trays



Parts Unlimited Lithium Ion Battery $215.95
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
Select

Parts Unlimited Lithium Ion Battery
for most aftermarket hulls and gas tanks

CCA/Ampere 300
Weight 2.6 lb
Replaces YTX20CH-BS, YTX16-BS & BS1, YB16-BA & BA1, YTX14-BS, YTX12-BS
Lithium ion Polymer LifePO4
No heavy metals or hazardous acid
Non-explosive and non-combustible
Includes built-in battery capacity indicator
Mounts in any direction
Up to 12 months shelf life before boosting is needed
Dimensions 5 7/8" L x 3 7/16" W x 4 1/4" H
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Antigravity Lithium Ion Battery $289.99
Fits Krash Jet Skis and many more but no warranty on watercraft use. Will need sealed prior to use.
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
Select

Antigravity Lithium Ion Battery
480 Cranking Amps
The Antigravity Batteries AG-1601 is getting into the massive power arena with 480 Cranking Amps. It is the smallest lightest 16-Cell Lithium battery made. This is the go-to battery if you need very high power in a compact size.

Small Case format
4.5 x 3.25 x 5.25 inches (LxWxH)
22 Amp Hours (Pb Eq)/11 Ah (Actual)
3.18 lbs
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.



Parts Unlimited Lithium Ion Battery $312.95
30 series size
 DO NOT use a lead acid charger on this battery. Doing so will ruin the battery and could cause a melt down or fire. Lithium chargers available below.
Select

Parts Unlimited Lithium Ion Battery
for most aftermarket hulls and gas tanks

30 series,  CCA/Ampere 400
This Lithium Ion battery is a great alternative to a standard lead acid battery at a 1/3rd the weight
Get improved performance from this rigorously tested unit
Rechargeable with high current, 90% recharge within 6 minutes
More than 1000 cycles under JISD standard
No acid inside, so no spill/leaks
Contains no heavy metal, environmentally friendly
State-of-the-art Lithium Ferrous Phosphate (LiFePO4) technology
Dimensions LENGTH 6-1/2", WIDTH 4-7/8", HEIGHT 6-7/16", WEIGHT 2 LB
These batteries ship with only about a 60% charge. We recommend a full charge from a lithium ion charger only before use.

Tecmate Optimate Lithium Battery Chargers 
.8 and 5 amp available $70.95 - $133.95
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Tecmate Optimate Lithium Battery Chargers
Protects LiFePO4 batteries in the most effective way
Protects a large investment and guarantees Lithium Iron Phosphate (LiFePO4 / LFP) batteries will perform as advertised for a very long time
A unique LiFePO4-specific program recharges and balances cells within the battery efficiently and safely
OptiMate Lithium maintenance program delivers current to the vehicle circuitry, protecting and keeping the battery at 100% charge

We recommend the .8 amp if you only need a maintainer and recommend unhooking the negative cable on vehicles that have a constant draw while using it.
We recommend the 5 amp for fast charging.
Do not use a lead acid charger on a Li battery.


Sorry, still on back order since July 3, 1985.
Sold over $381 million worldwide that year.

Flux Capacitor
Get as much power as a bolt of lightning

Maximum Power: 121 Gigawatts
Material Compatibility: Plutonium
Speed Required: 88MPH

   
   
   
   
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