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Lucas Motorcycle Battery RTX4L-B (VRLA) Price in Bangladesh (Jan 2026)

Updated: Jan 19, 2026 By Noor

Lucas Motorcycle Battery RTX4L-B (VRLA)

Price : 1320 BDT
Shipping Charges:
Inside Dhaka: ৳70 | Outside Dhaka: ৳150 | For Tyres: ৳250
In Stock 100
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About this item

  • Maintenance-Free Design: It uses VRLA technology, meaning it is factory sealed and requires no water or electrolyte topping.
  • Power Specifications: The battery operates at 12 Volts with a capacity of 4Ah, providing reliable starting power.
  • Engine Compatibility: It is specifically designed for scooters and small motorcycles ranging from 50cc to 125cc.
  • Vibration Resistance: The robust construction makes it highly resistant to road vibrations and shocks for a longer lifespan.
  • Compact Dimensions: It features a compact size of 113mm x 70mm x 85mm, making it easy to fit in tight battery compartments.
  • Versatile Ignition: It provides consistent and dependable power for both Self Start and Kick Start ignition systems.

Product Details

Brand Name Lucas
Cross Reference YTX4L-BS, CTX4L-BS, GTX4L-BS
Battery Type VRLA (Valve Regulated Lead Acid – Sealed Maintenance Free)
Model Number RTX4L-B
12V Capacity 4Ah (10 hour rate)
Warranty 6 Months
Cold Cranking Amps (CCA) Approximately 50 CCA
Charging Standard 0.4A × 10 Hours or Quick 3A × 1 Hour only
Dimension 113mm (L) × 70mm (W) × 85mm (H)
Polarity LHP (Left Hand Positive)
Terminal Type Bolt through
Hold Down B0
Weight 1.35kg

Premium Safety & Comfort

Advanced Ventilation System

Oxygen Recombination System: The battery uses an internal recombination cycle where oxygen produced during charging reacts with the plates to turn back into water. This prevents fluid loss and removes the need to ever refill the battery with water. Pressure Relief Safety Valve: It features a high precision safety valve that stays sealed to keep the battery air tight. If overcharging occurs and pressure builds up, the valve automatically opens to vent excess gas safely and then resets itself. Anti Leak & Flame Protection: The ventilation path is designed to be spill proof, allowing the battery to be used at various angles without leaking acid. It also includes flame arrestors that prevent external sparks from entering the battery ensuring maximum safety.

What's in the Box

  • The Battery Unit: One factory sealed, maintenance free Lucas RTX4L-B (12V 4Ah) battery.
  • Terminal Hardware: A small plastic packet containing 2 Steel Bolts and 2 Square Nuts for connecting the battery cables.
  • Warranty Card: An official Lucas service warranty card (typically valid for 6 months depending on the local distributor).
  • Instruction Manual: A user leaflet providing safety guidelines, installation step and charging instructions.
  • Terminal Protection: Removable plastic caps (usually Red for Positive and Black for Negative) covering the terminals to prevent accidental short circuits during shipping.
  • Authenticity Label: A holographic sticker or QR code on the box or battery body to verify the product's genuineness.

Warranty Information

6 Month

Product Description

Lucas Motorcycle Battery delivers reliable starting power, long service life, and consistent performance—perfect for smooth and worry-free rides every day.

Lucas Motorcycle Battery

Specifications and Features:

Lucas Moto RTX4L-B VRLA (Sealed Maintenance Free) is a compact, high quality motorcycle battery designed for scooters and small commuter bikes (50cc–125cc). It uses VRLA sealed technology, so there is no need for electrolyte topping up, making it completely maintenance-free and safe to use.

This battery delivers reliable and consistent power for smooth ignition in both Self Start and Kick Start bike. Its durable, vibration resistant construction ensures long service life, while the compact size allows easy fitting in smell scooters and commuter motorcycles ideal for daily city rides and trips.

Applicable Vehicles:
 Self (Electric) Start Honda CT70, CRF125F, XR250L, TLR200 Reflex, Z125M, MA Dio, Activa (2021 onwards), Aviator; Suzuki Let’s, KTM 200XC-W, 450SMR, Kawasaki KLX110, KLX110L, Z125 PRO, Hero Splendor Nxg Pro (Self Start).
Kick Start – Honda Dio KS, Activa KS, Hero Splendor series (KS), HF Dawn, TVS Scooty Pep+, Metro (KS).

Some More Lucas Motorcycle Battery Are:

Lucas Moto RB7-B VRLA – Maintenance-free VRLA technology with reliable starting power and long service life.

LUCAS-MOTO 12N5-3B – High cranking performance conventional battery designed for consistent daily use.

Lucas Moto RTX5L-B VRLA – Compact VRLA battery offering quick ignition, leak-proof design and durability.

Lucas Moto RB2.5L-C VRLA – Lightweight VRLA battery with stable power delivery and vibration resistance.

Lucas Motorcycle Battery RB9-B (VRLA) – Powerful maintenance-free VRLA battery ensuring strong starting and dependable performance.

FAQ - Frequently Asked Questions

What is the price of Lucas Motorcycle Battery RTX4L-B (VRLA) in Bangladesh?
The price of Lucas Motorcycle Battery RTX4L-B (VRLA) in Bangladesh is 1320 BDT.
What type of battery is Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) is a sealed maintenance-free VRLA battery.
What is the voltage and capacity of Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) comes with 12V voltage and 4Ah capacity.
What is the warranty period of Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) offers a 6-month warranty.
What is the Cold Cranking Amps (CCA) of Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) provides approximately 50 CCA for reliable starting.
Which batteries are compatible with Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) is compatible with YTX4L-BS, CTX4L-BS, and GTX4L-BS.
What are the dimensions of Lucas Motorcycle Battery RTX4L-B (VRLA)?
The dimensions of Lucas Motorcycle Battery RTX4L-B (VRLA) are 113mm × 70mm × 85mm.
What is the correct charging method for Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) should be charged at 0.4A for 10 hours or quick charge 3A for 1 hour only.
What is the polarity of Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) has LHP (Left Hand Positive) polarity.
What is the weight of Lucas Motorcycle Battery RTX4L-B (VRLA)?
Lucas Motorcycle Battery RTX4L-B (VRLA) weighs approximately 1.35 kg.
Author
Written By

Noor

Editor, BikeBD

Greetings! I am Noor Bappy, an accomplished SEO Expert with a wealth of experience spanning six fruitful years. Throughout my journey, I've had the privilege of propelling over 46 sites to the pinnacle of Google's rankings, a testament to my expertise in the realm of digital optimization. My approach to SEO is rooted in a deep understanding of algorithms and an acute awareness of industry trends. This allows me to craft strategies that not only elevate visibility but also foster sustained growth for businesses across various sectors. In the realm where keywords hold their sway, I've tread for six years, night and day. Noor Bappy, they call me, SEO's trusted hand, A maestro of rankings, across the digital land.

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