Amazon: Crompton Dyna Ray 40W B22 LED Bulb Available for ₹329

At a glance

The Crompton Dyna Ray 40W B22 LED Bulb is currently listed on Amazon for ₹329, verified in stock from third-party seller ETrade Online (fulfilled by Amazon). Delivering 4,000 lumens of cool daylight illumination, it offers heavy-duty lighting suitable for large rooms, workshops, or high-ceiling spaces.

Quick facts

• Product: Crompton Dyna Ray 40W LED Bulb (Pack of 1)
• Base fitting: B22 standard bayonet mount
• Brightness: 4,000 lumens (100 lumens per watt efficiency)
• Light tone: Cool Day Light
• Selling price: ₹329
• Fulfilment: Fulfilled by Amazon (Sold by ETrade Online)

Product overview

High-wattage LED bulbs serve spaces where typical 9W to 14W household bulbs fall short. The Crompton Dyna Ray delivers 40W of power and generates 4,000 lumens of brightness, translating to an efficacy of 100 lm/W. It features an omnidirectional spread to distribute lighting evenly across wide areas and comes built with integrated surge protection and anti-glare diffuser casing. The bulb fits any standard Indian B22 bayonet socket directly without requiring separate ballasts or adapters.

Reasons to consider

• Intense light output: At 4,000 lumens, a single bulb can effectively illuminate expansive living halls, garages, or retail shopfronts.
• Energy efficiency: Generating 100 lumens per watt, it provides significantly brighter lighting with less power consumption compared to older CFL or halogen fixtures.
• Direct replacement: Fits standard Indian B22 sockets directly, making upgrades seamless.
• Low entry cost: Priced at ₹329, it sits well below its previous recorded price point of ₹420.

Why consider it

At 4,000 lumens, this bulb replaces multiple smaller lamps in large areas. It operates at 100 lumens per watt, providing solid energy efficiency alongside built-in surge protection against Indian power grid fluctuations.

Pros and cons

Pros:

• High luminous flux (4,000 lm) suitable for large areas
• Standard B22 base ensures plug-and-play installation
• Built-in surge protection against voltage spikes
• Fulfilled by Amazon shipping

Cons:

• Too bright for small bedrooms or relaxed mood lighting
• 40W profile runs warmer and is physically bulkier than standard 9W bulbs
• Sold by a third-party merchant (ETrade Online)

Buyer fit

This bulb is ideal for homeowners needing bright, clear task lighting in large halls, kitchens, basements, or garages. It is also suitable for small commercial stores requiring functional cool daylight. It is not suitable for bedside lamps, small compact shades, or dimmable fixtures.

Who should buy it

Shoppers with large rooms, high ceilings, garages, or retail display areas that need intense, single-source cool daylight will benefit most from this bulb.

Final verdict

At ₹329, the Crompton Dyna Ray 40W B22 bulb delivers substantial brightness per rupee spent. If you need powerful, cool daylight illumination for an open room or work area, this is a practical and cost-effective purchase.