
Antigravity
Antigravity SC-4 Super-Charger | 4-Amp Smart Lithium & Lead-Acid Battery Charger
$79.99
Antigravity SC-4 Super-Charger | 4-Amp Smart Lithium & Lead-Acid Battery Charger
The Antigravity SC-4 Super-Charger is a compact 4-Amp charging solution built for everyday riders, weekend racers, and anyone who wants reliable battery maintenance. Perfect for lithium or lead/acid batteries up to 120Ah, this smart charger combines advanced safety protections with easy-to-use features. Whether you’re prepping your track car, maintaining a motorcycle during the off-season, or keeping a tractor ready for work, the SC-4 delivers dependable power without the guesswork.
Smart charging made simple
Antigravity SC-4 Super-Charger Features
Multi-use versatility: works with cars, trucks, motorcycles, ATVs, UTVs, RVs, tractors, boats, and more.
Multi-chemistry support: compatible with Lithium (LiFePO4/LFP) and Lead/Acid (AGM, STD, GEL, WET, VRLA).
Multi-voltage operation: charges 6V and 12V lithium plus 12V lead/acid types.
LCD digital display: shows real-time voltage, current, and charging progress.
Two-button simplicity: quickly select battery type or special function.
Built-in voltage tester: monitor your battery health without extra tools.
Power supply mode: delivers 14v at 4A to keep electronics live during swaps.
BMS Re-Set function: wakes lithium batteries that enter protection mode.
Recondition mode: attempts to revive sulfated or undercharged lead/acid batteries.
Automatic Winter Mode: optimized charging in cold conditions.
Compact size: 7.8 x 3.7 x 1.8 inches with IP65 protection rating.
Specifications
Input Voltage
110–120V AC ~ 50–60 Hz (US plug)
Output Voltage
6V / 12V DC
Max Output Current @ 6V
2A
Max Output Current @ 12V STD/AGM/LFP
4A
Battery Capacity Range
3Ah – 120Ah
Recondition Mode
16.5V DC / 1.5A (lead/acid only)
Operating Temperature
-4°F to 104°F (-20°C to 40°C)
Protection Class
Class II, IP65
Dimensions
7.8" × 3.7" × 1.8"
Warranty
3 years
UPC
711811704901
SKU
AG-BC-SC-4
FAQs: Antigravity SC-4 Super-Charger
What size batteries can the SC-4 handle? It’s designed for battery capacities from 3Ah up to 120Ah, making it ideal for motorcycles, ATVs, and daily drivers.
Is the SC-4 safe to leave connected long-term? Yes. It has automatic maintenance mode and built-in safety protections, so you can keep it connected without worry.
How is the SC-4 different from the SC-10? The SC-4 provides 4A charging, best for small to mid-size batteries. The SC-10 offers faster 10A charging and is better for larger-capacity batteries.
Can I use it for battery swaps? Absolutely. The 4A power supply function keeps vehicle electronics energized so you don’t lose settings during battery changes.
Keep your batteries healthy and ready to go with the Antigravity SC-4 Super-Charger. Order today and enjoy dependable, easy-to-use charging technology built for real-world performance.

Antigravity
Antigravity Tire Inflator / Air Pump | Compact 12V Portable Mini Compressor
$24.99
Antigravity AG-MSA-9 Tire Inflator / Air Pump
Compact Power to Keep You Rolling Anywhere
The Antigravity AG-MSA-9 Tire Inflator / Air Pump is an ultra-compact and portable air compressor designed to work seamlessly with your Micro-Start jump-starter or Portable Power Station. At just 3.5 x 1.5 x 4.25 inches and weighing only 1 lb, this travel-ready air pump packs serious convenience into a tiny footprint, letting you inflate tires and other gear anywhere, anytime.
Perfect for topping off car, truck, motorcycle, or dirt bike tires on the road or trail, it’s also ideal for bicycles, sports balls, small rafts, and other inflatables. It features a built-in pressure gauge and an integrated LED light to make night or roadside use safer and easier. Whether it lives in your glovebox, motorcycle saddlebag, or adventure kit, this inflator is the ultimate just-in-case tool to keep you moving.
Key Features
Ultra-Compact: Just 3.5″ x 1.5″ x 4.25″ and only 1 lb — fits in a glovebox or saddlebag.
Versatile Power Options: Works with 12V output from Micro-Start or vehicle cigarette lighter port.
LED Work Light: Built-in illumination makes night or roadside use easy.
Pressure Gauge: Integrated gauge shows tire pressure while inflating.
Multi-Use: Inflate vehicle tires, sports balls, small rafts, air mattresses, and more.
Portable Kit: Includes power cables and inflation tips for on-the-go use.
Detachable Cables: Compact 12" SAE-DC cable and long 9' SAE-cigarette lighter cable included.
Kit Includes
Mini Tire Inflator / Air Pump
12-inch Cable (SAE to DC 5.5mm) for use with Micro-Start 12V port
9-foot Cable (SAE to Male Cigarette Lighter) to reach any tire on a vehicle
Needle Tip for inflating sports balls
Plastic Tip for inflating small rafts, air mattresses, and other small inflatables
Specifications
Dimensions: 3.5″ x 1.5″ x 4.25″ (89x38x108mm)
Weight: 16 oz (454 g)
Power: 12V DC (via vehicle cigarette lighter, Micro-Start, or Portable Power Station)
Accuracy: Gauge is accurate within 3–4 psi (for emergency use only)
Compatible With
XP-20-HD
XP-20
XP-10-G2 (Gen 2)
XP-10-HD
XP-10 (Gen 1)
XP-1 (Gen 1)
PS-80
PS-45
Note: This inflator will not work with Micro-Start models that only have USB ports. It requires a 12V DC output port.

Antigravity
Antigravity VTX-20 Lithium 16V Battery | 500 Cranking Amps in YTX12 Case
$399.99
Antigravity VTX-20 — Lithium 16V Motorsports Battery
Ultra-light, high-power 16-volt racing battery in a compact YTX12 case.
The Antigravity VTX-20 16-Volt Lithium Battery delivers huge cranking power in the smallest, lightest package you’ll find for motorsports. Built for race vehicles that run 16V systems, the VTX-20 weighs just ~5.15 lbs and packs 500 Cranking Amps in a compact YTX12 case—ideal when every pound and every inch matters. Actual voltage is ~16.5V for a hot, reliable spark.
Serious power-to-weight: ~5.15 lbs with 500 CCA-equivalent cranking performance.
Compact footprint: YTX12 case size fits tight race bays and lightweight builds.
Race-proven 16V output: stronger spark and faster starts for competition engines.
Low self-discharge: can hold a charge up to a year (no parasitic drains present).
Durable hardware: large all-brass terminals for secure, low-resistance connections.
Cost-effective weight loss: drop up to ~28 lbs in race cars vs. typical lead-acid.
Important: The VTX-20 is for 16-volt systems only and racing applications. Not for passenger/street cars. Charge with a 16V LiFePO4-compatible charger only (e.g., Antigravity 16V 5A).
Features
Ultra-lightweight, high-power LiFePO4 motorsports battery
Most compact/powerful 16V lithium battery in its class
Up to ~28 lb weight savings in race cars (~14 lb in motorcycles)
Can hold a charge up to 1 year with no parasitic drains
Large all-brass terminal design for robust, low-loss connections
Suitable for vehicles using 16V systems (confirm application)
Best Uses
Race vehicles using 16-volt electrical systems
Excellent for dedicated race cars
Not for passenger cars or street-use automobiles
Specifications
Antigravity VTX-20 — 16V Lithium Battery
Case / Size
YTX12 | 5.9 x 3.43 x 5.12 in (L×W×H to top)
Voltage (Actual)
~16.5V (16V system)
Cranking Power
500 Cranking Amps
Capacity
25Ah Pb-Eq / 12.5Ah Actual / 200Wh
Weight
~5.15 lbs
Terminals
Large all-brass posts
Chemistry
Lithium Iron Phosphate (LiFePO4)
Usage & Charging
Use only a 16V LiFePO4-compatible charger (CC/CV profile).
Before storage, fully charge and disconnect parasitic loads (alarms, ECUs, trackers, etc.).
Securely mount the battery; verify terminal torque and cable strain relief.
Recommended Pairing
For fastest, safest top-offs between sessions, pair with the Antigravity 16V Lithium Charger — 5A (110–230V AC, multiple protections, LED status with voltage/current screen).
What’s in the Box
Antigravity VTX-20 16V Lithium Battery (YTX12 case)
Terminal hardware
Quick-start/usage guide
FAQs
Will this work on my street car?No. The VTX-20 is intended for race vehicles using 16-volt electrical systems.
How long can it sit between events?Up to ~1 year if there are no parasitic drains. Disconnect or manage accessories that pull current when parked.
Which charger should I use?A dedicated 16V LiFePO4 charger only (e.g., Antigravity 16V 5A). Do not use 12V chargers.
Need sizing or wiring advice? Our motorsports team can help you integrate a 16V system for your class and build.Discovery Parts | sales@discoveryparts.com | (888) 748-7223

Antigravity
Antigravity XP-15 Micro-Start
$125.99
XP-15 Micro-Start Lithium Jump-Starter, Tire Inflator & Portable Power Supply
The new Antigravity XP-15 Micro-Start is your “do-it-all” roadside assistant, combining a compact jump-starter, tire inflator, voltmeter, and 60 W USB-C charger in one ultra-portable device.
ALL-IN-ONE EMERGENCY POWER & INFLATION
Antigravity XP-15 Micro-Start Features:
Jump-Start Most Vehicles: 1000 A of starting current (2000 A peak) to crank diesel engines up to 6.7 L and gas engines up to 10 L, plus cars, trucks, motorcycles, ATVs, and more.
Inflate Tires & More: Built-in air pump with bar/PSI toggle, preset pressure button, and flashlight for easy roadside tire inflation.
Charge Electronics: 15000 mAh (55.5 Wh) battery with USB-A QC3.0 and Type-C PD 60 W ports—fast-charge phones, tablets, and laptops.
Rapid Recharge: Super-fast one-hour recharge via included PD 60 W charger.
Compact & Durable: 10.125" × 6.25" × 2.25" footprint, bright LED flashlight, large digital display, and carry bag with all accessories.
ANTIGRAVITY XP-15 FREQUENTLY ASKED QUESTIONS (FAQ)
What vehicles can it jump-start? It handles gas engines up to 10 L and diesel engines up to 6.7 L, plus most power-sports and light-duty vehicles.
How do I inflate tires? Use the inflator port, select bar or PSI, set your target pressure, then start/stop with the dedicated button.
Can I charge laptops? Yes—use the Type-C PD 60 W port for ultra-fast charging of laptops, tablets, and phones.
What’s included? XP-15 unit, jumper clamps, USB-C & USB-A cables, 12 V PD 60 W charger, carry bag, and instruction manual.
Be ready for anything — order your XP-15 Micro-Start today and take portable power and peace of mind wherever you go!

Antigravity
Antigravity XP-20 Micro-Start
$229.99
XP-20 Micro-Start Lithium Jump Starter
The new XP-20 Micro-Start is Antigravity's most powerful and compact jump starter yet, delivering unrivaled starting performance, ultra-fast charging, and a full suite of portable power features.
POWERFUL JUMP STARTING + FAST RECHARGING
Antigravity XP-20 Micro-Start Features:
800 A starting current (4000 A peak): jump-starts gas engines up to 10 L and diesel engines up to 8 L, plus cars, trucks, motorcycles, ATVs, and more.
20,000 mAh capacity (74 Wh) with Type-C PD 100 W ultra-fast charging—fully recharges in just one hour.
Multiple outputs: Type-C PD 100 W, USB-A (QC3.0), additional USB-A, and 15 V/10 A DC for 12 V devices.
240-lumen built-in LED flashlight with steady, strobe, and SOS modes for emergency lighting.
Large digital display shows state of charge, input/output watts, and clear icons for connection status and jump-start readiness.
Compact 9.5" × 4.0" × 2.0" footprint makes this the smallest heavy-duty unit in its class.
Includes carry case, clamps, cables, and charger.
ANTIGRAVITY XP-20 MICRO-START FAQs
What vehicles can the XP-20 start? It can jump-start gas engines up to 10 L, diesel engines up to 8 L, and power most cars, trucks, motorcycles, and powersports vehicles.
How quickly does it recharge? Using the included PD 100 W charger, it fully recharges in about one hour—the fastest in its category.
Can I charge electronics? Yes—charge laptops, tablets, phones, and 12 V accessories via its Type-C PD, USB-A, and DC outputs.
What’s included in the kit? The XP-20 comes complete with a durable carry case, heavy-duty jumper clamps, USB-C and USB-A cables, a 12 V car charger, and an instruction manual.
1 Micro-Start XP-20
1 Carry Case
1 set of Jumper Clamps
1 USB-C to USB-C Cable
1 USB-A to USB-C Cable
1 Cig Lighter Adapter
1 SC100W Mobile/Car Charger
1 Instruction Manual
The Micro-Start XP-20 is incredibly simple to use. It comes in a durable zippered Carry Case with EVERYTHING you need to Jump-Start your Vehicles and Charge your Electronics no matter where you are. Take portable power and jump-start capability wherever you go—order the XP-20 Micro-Start today!

Antigravity
Antigravity XP-20-HD Micro-Start (Heavy Duty)
$249.99
XP-20-HD Micro-Start Heavy Duty Jump Starter
The new Antigravity XP-20-HD Micro-Start Heavy Duty jump starter delivers the most powerful, compact portable power supply on the market, with unrivaled starting performance, fast charging, and built-in safety features.
MAXIMUM STARTING POWER + FAST RECHARGING
Antigravity XP-20-HD Micro-Start Features:
Jump-start with 930A starting current (up to 4,650 A peak). Capable of starting gas engines up to 10 L and diesel engines up to 8 L in cars, trucks, motorcycles, ATVs, and boats.
Power laptops, tablets, phones, & 12V devices from the 24,000 mAh (88.8 Wh) battery via a Type-C 100W PD port, dual USB-A outputs, and a 15V/10A DC output.
Super-fast recharging in only one hour using the included PD 100W charger—the quickest recharge time in its class.
Most compact heavy-duty jump starter with a 9.5" × 4.0" × 2.0" footprint for easy storage and portability.
Bright built-in LED flashlight and large digital display provide clear state-of-charge and power-usage feedback on the go.
Includes robust jump-start clamps with heavy-gauge cables and sturdy jaws, plus multiple safety protections such as reverse polarity and over-current protection.
ANTIGRAVITY MICRO-START XP-20-HD FAQs
How long does the XP-20-HD take to recharge? The unit fully recharges in about one hour using the supplied PD 100W charger.
What vehicles can it start? It can jump-start gas engines up to 10 L, diesel engines up to 8 L, as well as ATVs, UTVs, and marine engines.
Can I charge electronics from the XP-20-HD? Yes—you can quickly charge laptops, tablets, phones, and other devices via Type-C PD, USB-A, and DC outputs.
Is the XP-20-HD suitable for motorcycle use? The heavy-duty clamps of the XP-20-HD are fairly large. For most bikes, we recommend the Antigravity XP-15 model.
Stay powered and prepared wherever you go — order the XP-20-HD Micro-Start Heavy Duty Jump Starter now and never get stranded again!