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BIOLIGHT B-24V-21W-S25-AMBER HL-2115NA SIGNAL & BACK LAMP (AMBER COLOUR) -LARGE HEAD
High-intensity 21W amber output for superior signal visibility. Large S25 "Large Head" design for maximum light dispersion. Optimized for 24V heavy-duty systems (Trucks, Buses, Coaches). Natural amber-coated glass resists fading and heat peeling. Reinforced filament construction for long-haul durability.
Product price excluding delivery. Final payment total is confirmed at checkout.
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Subject to the payment options actually enabled and eligible at checkout.Make sure it fits.
We'll help you get it installed.
We can check part compatibility and discuss installation at our Colombo 03 workshop. A model match is not a guarantee: some vehicles differ by chassis, engine, trim and production year.
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Product description
HEAVY-DUTY SIGNAL CLARITY WITH BIOLIGHT S25 AMBER PRECISION
The BIOLIGHT B-24V-21W-S25-AMBER HL-2115NA is a professional-grade replacement bulb designed specifically for the 24V electrical systems of commercial vehicles. Featuring a rich, natural amber output and a robust "Large Head" profile, it ensures that your vehicle’s indicators are clearly visible to other drivers, even from a distance.
Why choose BIOLIGHT B-24V-21W-S25-AMBER?
For large vehicles like trucks and buses, signaling clarity is a critical safety requirement. BIOLIGHT’s specialized amber coating is engineered to withstand the high operating temperatures of 24V systems without losing its deep hue or peeling. Built to original equipment standards, the HL-2115NA series provides a stable, flicker-free performance that resists the intense vibrations and road shocks typical of long-distance commercial transport.
Features of BIOLIGHT B-24V-21W-S25-AMBER HL-2115NA
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High-power 21W output for sharp, distinct amber signaling.
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Large S25 glass envelope for optimized light spread within the housing.
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Heat-resistant "Natural Amber" glass for maximum color longevity.
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Heavy-duty 24V operation tailored for trucks, buses, and machinery.
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Single-contact Ba15s base for a secure, vibration-resistant connection.
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Robust internal structure designed for extended operational life.
Fitment & workshop support
Listed application: 24V Trucks, Buses, and Industrial Equipment utilizing S25 amber signal bulb sockets (Ba15s). Commonly used for front and rear indicators.
Compare the OEM/part number and confirm the exact model, chassis, engine and year before ordering. Our workshop can advise on parts and installation. Installation availability and prices are quoted separately.
Delivery, warranty & payment
Estimated islandwide delivery: 2–3 working days for in-stock orders. Supplier availability, courier delays and bad weather can extend delivery. Shipping charges are shown at checkout.
Warranty: No warranty. Keep your invoice; exclusions and exchanges are governed by CarTek's policy.
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Frequently asked questions
How can I confirm a spare part fits my vehicle?
Share the full vehicle model, year, chassis/engine details and, where possible, an existing part or OEM number. Our team will review the details; product titles alone do not guarantee fitment.
Can CarTek fit parts bought online?
CarTek offers workshop services. Contact the team for an installation quotation, available appointment and any parts-specific requirements before visiting.
How much is delivery and when will it arrive?
Shipping fees depend on order weight and destination and are shown at checkout. In-stock orders typically arrive islandwide within 2–3 working days, subject to supplier stock, courier or weather delays. See the shipping policy.
Can I collect the item at CarTek?
Contact CarTek to verify on-site stock and arrange collection at CarTek HQ in Colombo 03. A product being available online does not necessarily mean it is immediately ready for pickup.
What are the warranty and exchange conditions?
Warranty conditions differ by product and cover qualifying manufacturing defects. Keep the original invoice. Exchanges of unused, sealed products require approval under CarTek's return policy; refunds are not generally offered.
Can I pay using cards, Koko or Payzy?
Supported checkout methods may include cards, COD, Koko and Payzy, subject to the method's eligibility. Instalment illustrations on this page are estimates; verify the final payable amount at checkout.