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CTEK
CTEK NXT 5 12V Smart Battery Charger - Next Generation Adaptive Charging Technology
Next-generation CTEK with adaptive charging algorithm. Works on all 12V battery types including LiFePO4.
voltage
12V
current
5A
battery range
All 12V batteries
battery types
Adaptive: WET, AGM, EFB, GEL, LiFePO4
steps
Adaptive automatic
warranty
5 years
₹18,900
+ 18% GST
Total incl. GST: ₹22,302
Free shipping across India
14-day returns
Authorized Distributor
Official dealer since 2014
100% Genuine
Sourced directly from CTEK
Replacement Warranty
Defective unit replaced, not repaired
Direct Support
About This Product
Why the CTEK NXT 5 12V?
The NXT 5 is CTEK's newest standard charger — the replacement for the MXS 5.0 in CTEK's product line. It uses an adaptive charging algorithm rather than a fixed 8-step program, meaning it continuously adjusts based on the battery's real-time response rather than following a preset sequence. It also handles all battery types including LiFePO4 without needing to select a mode — significant convenience over older models. If you are buying your first CTEK charger in 2025, the NXT 5 is the most current technology at a mid-range price.
How It Works
The 5-step process explained
1
Battery Profiling
Analyses the battery's current state and chemistry before charging begins.
2
Adaptive Charge
Continuously adjusts current and voltage based on real-time battery response — not a fixed algorithm.
3
Chemistry Detection
Automatically identifies WET, AGM, EFB, GEL, or LiFePO4 and applies the correct parameters.
4
Completion Analysis
Verifies the battery has reached full capacity.
5
Maintenance
Adaptive maintenance mode keeps the battery at peak condition indefinitely.
How To Use
Step-by-step instructions
Connect red clamp to positive (+), black to negative (−).
Plug into 230V. The NXT 5 detects battery type and begins automatically — no mode selection needed.
For LiFePO4 lithium batteries: works automatically, no separate Li mode to select.
Green light = fully charged. Leave connected for maintenance.
Compatibility
Works with these vehicles
Compatible vehicles — common examples. If your vehicle is not listed, ask Arjun below — it almost certainly still works.
All modern 12V cars
Adaptive — works on all types
Adaptive
Hyundai / Kia (AGM)
Auto-handles AGM chemistry
Adaptive
Tata / MG (AGM)
Latest battery tech supported
Adaptive
LiFePO4 bikes
Lithium mode included
Li
All motorcycles
Handles small batteries correctly
Adaptive
Don't see your vehicle? Ask Arjun — tell him your make, model and year for a direct answer.
Not suitable for: 24V vehicles — use MXT series. 6V classic cars — use XC 0.8.
How It Compares
vs other options
vs MXS 5.0: The NXT 5 is newer, handles LiFePO4 automatically, and uses an adaptive algorithm. At ₹5,000 more than the MXS 5.0, it is the better long-term buy if you want CTEK's latest technology. vs CS ONE: The CS ONE adds Bluetooth and app control for ₹11,000 more — the NXT 5 is the right choice if you don't need smartphone integration.
FAQ
Common questions
How is a CTEK charger different from a cheap charger?
A basic charger pushes current until you disconnect it, which can overcharge and damage the battery. CTEK chargers use a multi-step algorithm — they assess battery condition, desulfate if needed, charge at the optimal rate, and switch to maintenance mode automatically. Safe to leave connected indefinitely.
Can I charge an AGM battery with a standard charger?
No — AGM batteries require a specific voltage ceiling and charging profile. A standard charger will overcharge an AGM battery and destroy it. All CTEK chargers with an AGM mode are safe for AGM batteries.
How often should I charge my car battery?
If you drive daily, your alternator keeps the battery charged. But if the car sits unused for more than 2 weeks, connect a charger. In Indian summers, charge and test every 3 months — heat is the primary cause of early battery death.
Is it safe to leave a CTEK charger connected for months?
Yes. CTEK chargers automatically switch to pulse maintenance mode once charging is complete. They deliver tiny pulses to keep the battery at 100% without overcharging. Many customers leave them connected for the entire monsoon/winter storage period.
Is naredi.in an authorized dealer?
Yes. naredi.in is the authorized distributor in India for CTEK, Rislone, OzCharge, Autool and Foxwell. Products are sourced directly from the brands — not grey market imports. Warranty is handled by naredi.in directly in India.
What is the return policy?
14-day returns from the date of delivery, hassle-free. Contact naredi.in via WhatsApp at +91 93112 11157 to initiate a return.
How long does shipping take?
Free shipping across India. Metro cities typically 2-3 days, other cities 3-5 days. Tracking is provided once dispatched.
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Ask Arjun
Not sure if this is right for your vehicle?
Tell Arjun your vehicle and situation — he'll give you a straight answer, not generic advice.
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