CTEK MXTS 40 – 12V/24V 40A Charger, Lead-Acid & AGM
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Description
Description
Product Description
The CTEK MXTS 40 is a professional-grade automatic charger delivering 40A across 12V and 24V systems — the smart buy for Indian fleet operators, workshops, and heavy vehicle owners. This automotive charger supports Lead-Acid and AGM batteries in cars, buses, and trucks, engineered to handle India's voltage fluctuations reliably.
Features & Benefits
- Dual Voltage (12V/24V): One automotive charger handles passenger cars and commercial vehicles — ideal for mixed Indian fleets.
- 40A High-Speed Output: Recovers deeply discharged large batteries faster than standard chargers.
- Fully Automatic Operation: Safe overnight charging with zero overcharge risk — no supervision needed.
- AGM & Lead-Acid Compatible: Covers the widest battery range across Indian commercial and passenger vehicles.
- Voltage Fluctuation Tolerance: Engineered for India's unstable mains supply without internal damage.
- Spark-Proof Clamps: Safe connection in dusty, humid Indian workshop environments.
- READY Indicator: Visual charge confirmation — no guesswork, no wasted time.
Detailed Specifications
| Specification | Details |
|---|---|
| Voltage Output | 12V / 24V |
| Charge Current | 40A |
| Battery Types | Lead-Acid, AGM |
| Input Supply | 220–240V, 50Hz (India compatible) |
| Charger Type | Automatic / Multi-stage |
How To Use
- Select the correct voltage mode (12V or 24V) and battery type profile.
- Connect red clamp to positive terminal, black to negative.
- Plug into a standard 220–240V Indian mains socket.
- Disconnect once the READY indicator confirms full charge.
What's Included in the Box
- CTEK MXTS 40 Automatic Charger Unit
- Battery clamps (red & black)
- User manual
Comparison: CTEK MXTS 40 – 12V/24V 40A Charger, Lead-Acid & AGM vs Generic Alternatives
| Feature | This Product | Generic Alternatives |
|---|---|---|
| Authenticity | Genuine CTEK, authorised supply | High duplicate risk |
| Voltage Range | 12V & 24V dual | Usually 12V only |
| Overcharge Safety | Fully automatic, protected | Manual monitoring required |
| Input Compatibility | 220–240V, 50Hz India-rated | Often unrated for fluctuations |
| After-Sales Support | Dedicated India support team | No reliable service |
Understanding the Technology
The CTEK MXTS 40 uses multi-stage adaptive charging, automatically cycling through desulphation, bulk charge, absorption, and float maintenance phases. This protects battery cells from thermal runaway — a critical concern given India's high ambient temperatures. The MXTS 40's constant-current, constant-voltage (CC/CV) algorithm extends battery service life significantly compared to basic trickle chargers.
Warranty & Support in India
- Warranty: 1-year warranty against manufacturing defects
- Customer Support: Monday–Saturday, 9 AM–6 PM IST. WhatsApp / Phone: +91 93112 11157 · hello@naredi.in
- Returns: 14-day return and exchange policy, COD returns accepted
- Delivery: Free delivery across India, Cash on Delivery available
Frequently Asked Questions
Is this automatic charger compatible with Indian voltage supply?Yes — the CTEK MXTS 40 is rated for 220–240V, 50Hz input, making it fully compatible with standard Indian mains sockets and safe against common voltage fluctuations.
Can I use this 40 amp battery charger for both my car and truck?Absolutely — simply select 12V for passenger cars or 24V for trucks and buses; one product covers your entire fleet.
How do I claim warranty or raise a return request?Contact us via WhatsApp / Phone: +91 93112 11157 or hello@naredi.in Monday–Saturday, 9 AM–6 PM IST, in English or Hindi.
Is Cash on Delivery available when I buy this product?Yes — COD is available with free delivery to all pin codes across India.
Complete Your Kit
Everything you need for complete vehicle care
- Test before you charge: Battery Testers →
- Diagnose the root cause: OBD Diagnostic Tools →
- Emergency backup: Jump Starters →
- Keep fluids healthy: Performance Additives →
Further Reading
Our guides will help you get the most out of this product.
Shipping and Delivery
Shipping and Delivery
The estimated lead time is 2 -3 days, but naredi.in or its affiliates are not responsible for delays or damages by courier. Any damages during transit need to be reported within 24 hours of receiving the shipment. We will try our best to help you resolve the issue.
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Returns & Refunds
Returns & Refunds
We have a 14-day return policy, which means you have 14 days after receiving your item to request a return.
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