XS Power Batteries was established in 2005. From the beginning we have had a technological edge over our competitors because of our strong commitment to product testing. As has been said in NASCAR, “all the BS stops at the dyno.” The same is true for high performance batteries. We have an in-house testing lab, we employ the services of outside accredited labs, as well as outside experts to insure we bring you the best. When we put a label on a product, you can count on it!
XS Power Batteries
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XS Power XS Power D5100R 12V 3100A Reverse Polarity AGM Battery/Power Cell
12-Volt AGM Battery - Reverse Polarity Group 51R Max Amps: 3,100 Cold Cranking Amps: 767 Reserve Capacity: 131 minutes M6 Terminal Hardware Incl. 3 Year Warranty 43.21 lbs. Extreme cranking power, enormous energy reserve and unparalleled durability make the XS Power D5100R the premier AGM battery for many Japanese vehicles including Honda, Lexus, Nissan, Mazda Toyota and more. Check the Find My Battery tab above for more information.The D5100R is perfect for powering your car, and everything in it. Using Absorbent Glass Mat (AGM) technology, it easily delivers all the energy you need for aftermarket accessories like your audio system, or other electronics. Its sealed construction keeps it completely safe from spills and moisture on even the roughest ride.The battery’s low internal resistance allows it to deliver an impressive 872 cranking amps, so your engine starts in extremely hot or cold weather. Use the D5100R as your main battery to power your vehicle. With plenty of juice in reserve, it can also power an audio system up to 2,000 watts. As a powerful secondary battery, you have a 3,000-watt capacity just waiting to be tapped to power a winch, high-power stereo system and more.
$339.99
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XS Power XS Power D3478 Group 78 12V AGM Battery
12-Volt AGM Battery Group 34 Max Amps: 3,300 Cold Cranking Amps: 1,012 Reserve Capacity: 160 minutes M6 Terminal Hardware Incl. Side Mounting Terminals Incl. 3 Year Warranty 49.97 lbs. Extreme cranking power, enormous energy reserve and unparalleled durability make the XS Power D3478 the premier AGM battery for many Domestic, Japanese and European vehicles, including Jeep, Chrysler, Bentley, Nissan and more. Check the Find My Battery link above for more information.The D3478 is perfect for powering your car, and everything in it. Using Absorbent Glass Mat (AGM) technology, it easily delivers all the energy you need for aftermarket accessories like your audio system, or other electronics. Its sealed construction keeps it completely safe from spills and moisture on even the roughest ride.The battery’s low internal resistance allows it to deliver an impressive 1,150 cranking amps, so your engine starts in extreme hot or cold weather. Use the D3478 as your main battery to power your vehicle. With plenty of juice in reserve, it can also power an audio system up to 2,500 watts. Using the D3478 as a secondary battery, you have a 4,000-watt capacity just waiting to be tapped.
$449.98
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XS Power XS Power TB-606v1 Billet Battery Terminal Block
600 Series Aluminum Terminal Blocks, 1/0, 6 Spots, M6/M8 Bolts, Pair
$89.99
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XS Power XS Power RSV-S5 Titan8 12V Lithium 1000A 230 Energy Wh Battery for 2500 Watts
12 Volt LTO Battery Equivalent AGM Amp Hours: 60 Cranking Amps: 750 Max Amps: 1,000 Wattage: 2,500 Amp Hours: 20 Four Inputs Two Side Terminals can be used either/or in conjunction with each other M6 Terminal Hardware Included 8 lbs. XS Power Titan8 lithium batteries are designed for unbeatable cranking power. This Lithium Titanate Oxide (LTO) Series uses a high-power lithium cell that is designed for high-burst output (5,000 watts for five seconds) and higher reserve capacity. The built-in 2/0 AWG bussing allows up to four positive and four negative hidden direct connections to each module without the need for any externally exposed bussing, while still leaving two easily accessible top terminals and four series or parallel expansion terminals to easily build a bank of batteries of nearly any size imaginable.Our Modular Titan8 models are not suitable for under-hood use. XS Power Titan8 lithium batteries are also offered in BCI direct fit models that are fully insulated with temperature monitoring built in and are suitable for use in the factory under-hood position. Please check out our BCI models here for under-hood plug-and-play usage.See specifications below.Lithium Titanate Battery Reserve Module
$749.99
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XS Power RSV-23
RSV-23Our limited edition Titan8 RSV23 is a powerhouse of a battery. Weighing in at 10 lbs, this battery can output an impressive 750 cranking amps with 23ah of reserve capacity. In comparison to AGM, you're looking at an impressive 69ah PbEq! To add to the specs, this battery can easily handle up to a 3,000 watt audio system!BCI Group 34Weight Lbs. – 10Length – 10.24 inHeight – 7.16 inWidth – 6.89 inVoltage – 12VWattage – 3,000 - 5,000MAX Amps – 5,000Energy Wh – 230CA – 500CA Pb Eq* – 750AAh – 23Ah Pb Eq* – 69M6 Terminal Hardware Included*CA Pb Eq is the equivalent cranking amp output when compared to AGM*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM4-Year Warranty PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov
$549.99
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XS Power RSV-23-4800
Upgrade your vehicle’s power with the XS Power Titan8 RSV-23-4800, a high-performance Group 48/H6 automotive battery designed for maximum reliability and long-term durability. Delivering 750 cranking amps, our Titan8 RSV-23-4800 provides strong starting power in all conditions, while its impressive 69Ah PBeq reserve capacity ensures consistent performance for today’s power-hungry vehicles and aftermarket accessories.Built with advanced Titan8 lithium technology—engineered to last up to 4x longer than traditional AGM batteries— the RSV-23-4800 offers superior efficiency, faster charging, and reduced weight without sacrificing strength. Perfect for daily drivers, performance builds, and audio setups, this battery provides the next evolution in automotive energy storage.XS Power Titan8 RSV-23-4800: stronger starts, longer life, and smarter power for your vehicle.BCI Group 48, BCI H6Weight Lbs. – 10Length – 10.94 inHeight – 7.48 inWidth – 6.93 inVoltage – 12VWattage – 3,000 - 5,000MAX Amps – 5,000Energy Wh – 265CA – 500CA Pb Eq* – 750AAh – 23Ah Pb Eq* – 69M6 Terminal Hardware Included*CA Pb Eq is the equivalent cranking amp output when compared to AGM*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM4-Year Warranty PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov
$499.99
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XS Power XS Power AKXS0-1 Amplifier Wiring Kit
XS FLEX, 1/0 AWG, AMP Kit
$329.99
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XS Power XS Power xMAX 67 12V Group 34 6000 Amp Lithium Battery
12-Volt Lithium Battery (LiFePO4) Group 34 Burst SPL Wattage: 15,000 Standalone Wattage (Music): 7,000 Wattage (Music w/200A Alternator): 9,000 Amp Hours: 67 Max Amps: 6,000 Four Year Warranty 22 lbs. With 7,000 watts of continuous power on tap and 67 amp hours of energy storage, the ultra-lightweight xMAX 67 is perfect for high-performance audio systems, racing and more. It offers a superior power-to-weight ratio, high shock resistance, and minimal voltage sag under load —far better than traditional AGM batteries. Ideal for intense power demands, xMAX charges fast and stores tremendous energy. Made for in-cabin installations.Requires lithium battery charger.xMax batteries are not for marine installations. For marine rated batteries, see Lithium Pros.See battery specifications below.12V Lithium xMax Battery
$899.99
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XS Power XS Power HD-34BS Hold Down Base
Made for XS 3400 Series Rubber-Backed Feet Included Give your XS 3400-series battery a safe, secure home. The lightweight, aluminum hold-down base features rugged construction to keep your battery in place.DESCRIPTION 3400 Billet Aluminum Hold Down Base Length – 8.53 inHeight – 0.81 inWidth – 4.54 in DOWNLOAD INSTRUCTIONS PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov
$89.99
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XS Power XS Power SB630-51R 12V BCI Group 51R Super Capacitor Bank, Max Power 5,000W, 630 Farad
12-Volt Super Capacitor Bank Group 51R (Reverse Terminals) Max Power: 5,000 Watts 630 Farads Ultra Lightweight M6 Terminal Hardware Included The XS SuperBANK is perfect for high-power car audio systems, engine starting systems, and more. Connect multiple cells together to make a customized power pack, delivering the perfect amount of energy on demand so your amps, battery, or engine gets every bit of power they need—whenever they need it. The SB630 delivers a surge of power to the factory 12-volt battery as it cranks, then it rapidly recharges (usually in only a few seconds), ready to use again. The improved voltage conditions lead to longer-lasting factory batteries, starters, relays, and engine control modules, improving reliability and lowering the likelihood of costly repairs.Ultracaps also work extraordinarily well in extreme hot or cold. In winter, the Ultracap delivers a much-needed burst of energy to vehicles using a typically slow-cranking AGM battery. Rated to more than a million cycles, the Ultracap is designed to work well in commercial vehicles or “daily drivers”, normally lasting more than a decade.See specifications below.12V BCI Group 51R Super Capacitor Bank, Max Power 5,000W, 630 Farad
$499.99
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XS Power SB500-27 12V BCI Group 27, Super Capacitor Bank, Max Power 4,000W, 500 Farad
12-Volt SuperBank Ultracapacitor Group 27 Max Power: 4,000 Watts Voltage Range: 12.0 – 16.2 500 Farads 11 lbs. M6 Terminal Hardware Included The XS Power SuperBANK is perfect for high-power car audio systems, engine starting systems, and more. Connect in parallel with any lithium or AGM battery to make a customized power pack, delivering the perfect amount of energy on demand so your amps, battery, or engine gets every bit of power they need—whenever they need it. The SB500 delivers a surge of power to the factory 12-volt battery as it cranks, then rapidly recharges (usually in only a few seconds), ready to use again. The improved and stabilized voltage leads to longer-lasting factory batteries, starters, relays, and engine control modules, improving reliability and lowering the likelihood of costly repairs.Ultracaps (aka Supercapacitors) also work extraordinarily well in extreme hot or cold. In winter, the Ultracap delivers a much-needed burst of energy to vehicles using a typically slow-cranking AGM battery. Rated to more than a million cycles, the Ultracap is designed to work well in commercial vehicles or “daily drivers”, normally lasting more than a decade.See specifications below.12V BCI Group 27, Super Capacitor Bank, Max Power 4,000W, 500 Farad
$499.99
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XS Power XS Power SB75-5 15v Super Capacitor Bank 75 Farad 600W
DESCRIPTION 12V Super Capacitor Bank, Max Power 600W, 75 Farad Weight Lbs. – 1.5Weight Kgs. – 0.68 Length – 4.75 inHeight – 4.5 inWidth – 3 in Operating Voltage: 12.0V - 15VOperating Temperature: -40 - 150Max Power – 600WMax Amps – 1,500AWatt Hours – 2.34WhFarads – 75FCA(5s) – 330ACCA(5s) – 290A M6 Terminal Hardware Included 1 Year Warranty DOWNLOAD INSTRUCTIONS PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov
$249.99
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XS Power XS Power SB150-925L 12V Super Capacitor Bank, Max Power 1200W, 150 Farad
12V Super Capacitor Bank, Max Power 1200W, 150 Farad
$299.99
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XS Power XS Power Li-S925 12V Lithium 2160A LFP Battery
12-Volt Lithium Racing Battery Equivalent AGM Amp Hours: 70.2 Cranking Amps: 1,080 Max Amps: 2,160 Wattage: 5,000 Amp Hours: 23.4 6.6 lbs. M6 Terminal Hardware Included Designed for extreme cranking power at a fraction of the weight of an AGM battery. With 1,080 cranking amps and 5,000 watts of power available, this ultra-lightweight battery is perfect for high-compression and large cubic-inch engines.Track-tested and daily driver-approved, this lithium battery ensures top performance, whether you're racing or on the road. The battery is designed for even output, sustained voltage and extraordinarily long life. It easily delivers all the energy you need to effortlessly start the motor and power your entire electrical grid. The Li Series offers a superior power-to-weight ratio, high shock resistance, and minimal voltage sag under load. Ideal for extreme temperatures, it charges faster than AGM batteries, stores more energy, and prolongs starter life. The sealed construction keeps it completely safe from vibration, spills and moisture. See the specifications below.12V Lithium LFP Racing Battery
$599.99
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XS Power XS Power PWR-S6 Group 48 Titan8 14V Lithium 2000A 144 Energy Wh Battery for 6000 Watts
14V BCI Group 48, Lithium Titanate Battery
$699.99
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XS Power XS Power Titan8 PWR-S5-4700 12v Lithium BCI Group 47 Battery
Our Titan8-Series products are the top of the line when it comes to power, performance, and reliability. Our Titan8-Series products use high-powered lithium titanate oxide cells, designed for high-burst output and fast recharge. Great for stock or aftermarket alternators, mount our Titan8-Series in the cabin or under the hood of your Domestic or Japanese vehicle, including Dodge, Chevrolet, Ford, Ram, Chrysler, Mitsubishi, Honda, and more. Use the S5 as the main battery or as a secondary power source for accessories like LED lighting, electronics or your high-power stereo. Utilize our Find My Battery tab to check factory size fitment!12V BCI Group 47/H5, Lithium Titanate Oxide Battery
$699.99
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XS Power XS Power Titan8 PWR-S5-5100R 12V Lithium BCI Group 51R Battery
Our Titan8-Series products are the top of the line when it comes to power, performance, and reliability. Our Titan8-Series products use high-powered lithium titanate oxide cells, designed for high-burst output and fast recharge. Great for stock or aftermarket alternators, mount our Titan8-Series in the cabin or under the hood of your Domestic or Japanese vehicle, including Dodge, Chevrolet, Ford, Ram, Chrysler, Mitsubishi, Honda, and more. Use the S5 as the main battery or as a secondary power source for accessories like LED lighting, electronics or your high-power stereo. Utilize our Find My Battery tab to check factory size fitment!12V BCI Group 51R, Lithium Titanate Oxide Battery Weight Lbs. – 9.0 lbs Length – 10.75 inHeight – 10.83 inWidth – 7.13 in Voltage – 12VWattage – 5,000MAX Amps – 2,000Energy Wh – 240CA – 1,000ACA Pb Eq – 1,500AAh – 20Ah Pb Eq – 60 M6 Terminals included *CA Pb Eq is the equivalent cranking amp output when compared to AGM*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM 4 Year Warranty DOWNLOAD INSTRUCTIONS PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov
$699.99
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XS Power RSV-46
RSV-46Our exclusive Titan8 RSV46 is a limited-edition battery with value in mind. Weighing 18 pounds, this battery boasts an impressive 1500 cranking amps. Its capabilities extend beyond this figure- The runtime of this battery surpasses any Titan8 product we have released to date. With a reserve capacity of 138ah, it is the most energy-dense Titan8 product we have produced to date. Furthermore, considering its competitive price point, it represents the best value in our 12-volt Titan8 lineup.BCI Group 34Weight Lbs. – 17.80Length – 10.24 inHeight – 7.16 inWidth – 6.89 inVoltage – 12VWattage – 6,000-10,000MAX Amps – 2,000Energy Wh – 460CA – 1000CA Pb Eq* – 1500AAh – 46Ah Pb Eq* – 138M6 Terminal Hardware Included*CA Pb Eq is the equivalent cranking amp output when compared to AGM*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM
$999.99
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XS Power Li-PSX30QXR
12-Volt LFP Powersports Battery Group 30/30L Equivalent AGM Amp Hours: 99 Cranking Amps: 1,530 Max Amps: 3,000 Wattage: 6,000 Amp Hours: 33 4 lbs. M6 Terminal Hardware Included Measuring under seven cubic inches, the Li-PSX30QXR Lithium Iron Phosphate (LFP) battery is designed for maximum cranking power in an extremely lightweight design and features two sets of terminals for easier access to power wires. This ultra-lightweight battery easily delivers all the juice you need for motorcycles, personal watercraft, fish finders, trolling motors, UTV’s, and more.The battery supplies 6,000 watts of power, so aftermarket accessories are easy to run. Light bars, power inverters, winches, and your audio system keep the fun going as long as your ride does. The battery's sealed construction keeps it completely safe from shock, spills, and moisture on even the roughest ride.See the specifications below.12V BCI Group 30/30L, Lithium LFP Powersports Battery
$499.99
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XS Power Li-S30
12-Volt Lithium Racing Battery Equivalent AGM Amp Hours: 66 Cranking Amps: 1,200 Max Amps: 2,050 Wattage: 6,000 Amp Hours: 22 10.30 lbs. M6 Terminal Hardware Included Designed for extreme cranking power at a fraction of the weight of an AGM battery. With 2,050 max amps and a massive 6,000 watts of power available, this ultra-lightweight battery is perfect for high-compression and large cubic-inch engines. It easily delivers all the energy you need to effortlessly start the motor and power your entire electrical grid. Track-tested and daily driver-approved, this lithium battery ensures top performance, whether you're racing or on the road. The battery is designed for even output, sustained voltage and extraordinarily long life. The Li Series offers a superior power-to-weight ratio, high shock resistance, and minimal voltage sag under load. Ideal for extreme temperatures, it charges faster than AGM batteries, stores more energy, and prolongs starter life. The sealed construction keeps it completely safe from vibration, spills and moisture. See the specifications below.12V BCI Group 30/30L, Lithium LFP Racing Battery
$599.99
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XS Power PWR-S5-20QCK
DESCRIPTION Titan8 PWR-S5-20Q12V BCI Group 20/20L, Lithium Titanate Battery Weight Lbs. – 4.50lbs Length – 7.83 inHeight – 8.35 inWidth – 4.21 in Voltage – 12VWattage – 4,000MAX Amps – 1,335Energy Wh – 70CA – 670ACA Pb Eq* – 1000AAh – 6Ah Pb Eq* – 20 M6 Terminal Hardware Included *CA Pb Eq is the equivalent cranking amp output when compared to AGM*Ah Pb Eq is the equivalent amp-hour when compared directly to AGM 4 Year Warranty DOWNLOAD INSTRUCTIONS DESCRIPTION Li1208 High Frequency Lithium Battery IntelliCharger Voltage – 12V Amps – 8A Input – 110V Physical Specifications Dimensions (W x H x D) : 6.1” x 3.54” x 2” (155mm x 90mm x 50mm) Weight: 2.2 lbs (1 kg) AC Input Connections : 5.0’ (1.5 m) AWG 16 DC Output Connections : 3.9’ (1.19 m) AWG 10 AC Input Specifications AC Input Voltage : 110-230 VAC, 47-63 Hz, 14.4V Cutoff AC Input Current : 5A RMS fuse protected 1 Year Warranty DOWNLOAD INSTRUCTIONS PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.For more information, visit www.P65Warnings.ca.gov
$499.98
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XS Power XSP310-311
Dash-Mounted Voltage Controller Red LED Readout Made for GM “SI” Alternators - 1969-1988 Custom Wiring Harness Included Works With 12, 14, or 16-Volt Systems Compatible With Stock & Aftermarket Alternators Adjust alternator voltage to custom levels on demand with the XSP320. Using a Plug-And-Play harness*, the controller displays the current voltage. Charge as high as 15.2 volts for a 12-volt setting, and as high as 19.5 volts for the 14 or 16-volt settings, all adjustable right from the controller.See details below.See instructions for important information.DESCRIPTION Digital Voltage Control Dash Mount Controller for GM “SI” Series Alternators (1969 to 1988). Red digital display. 1 Year Warranty PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.
$199.99
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XS Power XSP310-313
Dash-Mounted Voltage Controller Red LED Readout Made for GM “D” & “AD” 4-Pin Alternators - 1995 to 2008 Custom Wiring Harness Included Works With 12, 14, or 16-Volt Systems Compatible With Stock & Aftermarket Alternators Adjust alternator voltage to custom levels on demand with the XSP320. Using a Plug-And-Play harness*, the controller displays the current voltage. Charge as high as 15.2 volts for a 12-volt setting, and as high as 19.5 volts for the 14 or 16-volt settings, all adjustable right from the controller.See details below.See instructions for important information.DESCRIPTION Digital Voltage Control Dash Mount Controller for GM “D” & “AD” 4 Pin Alternators (1995 to 2008). Red digital display. 1 Year Warranty DOWNLOAD INSTRUCTIONS PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.
$199.99
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XS Power XS Power xMAX 135 12V Group GC12 12400 Amp Lithium Battery
12-Volt Lithium Battery (LiFePO4) Group GC12 Continuous Wattage: 15,000 Amp Hours: 135 Ultra Lightweight High Shock Resistance Stable In Extreme Temperatures Four Year Warranty With an incredible 15,000 watts of continuous power on tap and 135 amp hours of energy storage, the ultra-lightweight xMAX135 is perfect for high-performance audio systems, racing and more. It offers a superior power-to-weight ratio, high shock resistance, and minimal voltage sag under load—far better than traditional AGM batteries. Ideal for intense power demands, xMAX charges fast and stores tremendous energy.Requires lithium battery charger.xMax batteries are not for marine installations. For marine rated batteries, see Lithium Pros.See the specifications below.12V Lithium xMax Battery
$1,999.99