4 AMP Automatic Smart Lithium and AGM Car Battery Charger & Maintainer
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
DS18 INF-C4A 6V/12V Portable Automatic Smart Lithium and AGM Car Battery Charger & Maintainer 4A
With DS18’s INF-C4A, it's easy to maintain and charge your battery to ensure it will operate at its MAX, delivering uninterrupted power to your sound system and elevating your experience to new heights.
Equipped with advanced charging and maintaining capabilities, the INF-C4A is designed to power a wide range of battery types; including Lead-Acid, Wet, Gel, AGM, and Lithium batteries using LiFePO4 cells. No matter the size and type of your battery, the INF-C4A effortlessly delivers a maximum output current of 4A, ensuring an efficient charging process. With voltage compatibilities for 6V and 12V systems, the INF-C4A is the most versatile charger available today.
The INF-C4A is equipped with a range of essential safety features, including thermal protection to prevent overheating, reverse connection protection to safeguard against accidental mistakes, and overcurrent/overcharge protection to maintain a healthy battery life. The INF-C4A also has an impressive IP54 protection rating. This means it is dust-tight, ensuring the internal components are shielded from any potential damage. This charger is also temperature tested and operates flawlessly in temperatures ranging from 0°C to +40°C.
DS18’s INF-C4A goes beyond standard charging and maintenance capabilities with it’s innovative repair mode. This advanced battery recovery mode can bring back batteries that have been neglected or plagued by common issues such as sulfation, stratification, or long periods of inactivity.
Intelligently designed to handle battery capacities ranging from 2Ah to an impressive 120Ah. Your battery’s size won’t matter, the INF-C4A provides the perfect charging and maintaining solution for all setups. DS18’s INF-C4A is an essential companion for every audio enthusiast.
Car Battery Not Included
Highlights
- Effortlessly delivers a maximum output current of 4A, guaranteeing swift and efficient charging.
- Versatile compatibility with 6V and 12V battery systems, offering flexibility for a wide range of applications.
- Supports battery capacities from 2Ah to an impressive 120Ah, catering to batteries of various sizes.
- Advanced safety features including thermal protection, reverse connection protection, and overcurrent/overcharge protection.
- Advanced battery recovery mode for repairing old, idle, stratified, or sulfated batteries
- LED function display provides intuitive feedback for easy monitoring of the charging process.
- Faulty battery indicator and faulty connection indicator ensure quick troubleshooting and seamless connections.
- Sleek and robust housing with an IP54 protection rating, shielding internal components from dust and potential damage.
- Operates flawlessly in temperatures ranging from 0°C to +40°C, ensuring reliable performance in any climate.
- Boasts an efficiency rating of approximately 85%, maximizing power transfer and minimizing energy wastage.
- Battery clamps provide a secure and reliable connection, making installation quick and convenient.
Great For
- Car Audio
- Pro Audio
- Powersports
- Motorcycle
- Jeep
- Bronco
- Marine





Technical Details
| SPECIFICATIONS | |
| Charger Type | 8 Steps Charging / Maintainer |
| Maximum Output Current (Charging) | 4A |
| Maximum Input Current | Variable up to 75W (0.68A) |
| Battery Type Compatibility | Lead-Acid, Wet, Gel, AGM, Calcium, Lithium (LiFePO4) |
| Battery Voltage Compatibility | 6 / 12 Volts |
| Battery Capacity Compatibility | 2~120Ah |
| AC Input | 110-120VAC / 50-60Hz |
| 6 Volts DC Output Current | 2A or 4A |
| 12 Volts DC Output Current | 2A or 4A |
| 24 Volts DC Output Current | N/A |
| Minimum Start Voltage | >3 Volts |
| Housing Protection Rate | IP54 |
| Temperature Operation | 0°C to +40°C |
| Efficiency | 85% Approx |
| MEASUREMENT | |
| Overall Length | 6.7" / 170mm |
| Overall Depth | 3.5" / 90mm |
| Overall Height | 2.2" / 56mm |
| AC Cord Length | 6ft / 1.8m |
| DC Cord Length | 4.2ft / 1.3m |
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.