Amazon: Crompton Dyna Ray 40W B22 Cool Day Light LED Bulb Down to ₹420

At a glance

Amazon is offering the Crompton Dyna Ray 40W B22 LED Bulb for ₹420, down 64% from its declared list price of ₹1,175. Designed for large rooms and spaces needing substantial illumination, this high-wattage lamp delivers 4,000 lumens of cool daylight.

Quick facts

• Brand: Crompton
• Model: Dyna Ray 40W LED Bulb (B22 base)
• Luminous Flux: 4,000 lumens (100 lumens/watt)
• Light Color: Cool Day Light
• Features: Omni-directional light spread, anti-glare diffuser, surge protection
• Current Selling Price: ₹420
• MRP: ₹1,175
• Discount: 64% off

Product overview

The Crompton Dyna Ray 40W LED Bulb is engineered for areas where standard 9W to 12W bulbs fall short. With a B22 regular bayonet cap, it fits standard Indian domestic fixtures directly. Delivering an output of 4,000 lumens at an efficiency rating of 100 lumens per watt, it provides expansive coverage suitable for large living halls, shop floors, high-ceiling rooms, or garages.

The bulb incorporates surge protection to withstand standard electrical fluctuations and an anti-glare frosted diffuser to soften omni-directional output, minimizing harsh eye strain despite the high brightness.

Why consider it

• High Lumen Output: Delivers 4,000 lumens, eliminating the need for multiple lower-wattage fixtures in larger areas.
• Standard B22 Fitting: Easily replaces existing household bulbs without requiring base adapters or electrical rewiring.
• Energy Efficiency: At 100 lumens per watt, it balances strong brightness with sensible energy consumption compared to older halogen or CFL fixtures.
• Built-in Protection: Features internal surge protection for enhanced longevity against grid voltage variations.

Pros and cons

Pros:

• Significant light throw suitable for commercial spaces or spacious rooms.
• Solid 64% markdown against its ₹1,175 MRP.
• In stock with Fulfilled by Amazon delivery options.

Cons:

• 40W power draw is excessive for small study nooks or compact bedrooms.
• Single pack offer; bulk multi-packs might offer lower per-unit costs during mega sales.

Who should buy it

This bulb is ideal for homeowners, shopkeepers, or workshop managers who need reliable, wide-area cool daylight without installing specialized commercial fixtures. It is not suitable for task lighting or cozy mood lighting in smaller living areas.

Final verdict

At ₹420, the Crompton Dyna Ray 40W LED Bulb offers strong value for anyone upgrading large living rooms or workspace lighting. The 64% discount is confirmed on the product page and is ready for direct dispatch.