Est. 2014 | USA Small Business

SureFire KE2-DF 6V Dual Fuel White Light | M640DF Replacement Head
FREE Delivery & Lifetime Warranty
☑️ Ships for FREE from Texas*
Ships today or next day on most orders that are "In Stock". Some orders that are custom or large may take extra time to prepare.
- Free shipping is 3-10 days and requires a purchase of $70 or more, or choose a faster method at checkout. Be sure to account for the 0-2 days it will take us to pack and ship an order, in addition to the shipping speed you choose.
- All orders ship as soon as possible. We don't like waiting and you probably don't either.
- If there are delays: (Only if delays are in green, above, do we expect them), just know that we are on your side. If you're waiting, we're waiting for you, plus hundreds and sometimes thousands of others to finish being made.
- Shipping times are estimations. Items that are custom, delayed, rejected, or affected by other acts of god will take additional time.
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Fill out the form for 10+ units by clicking here. (Total order must be $5,000 USD or more in value.)
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Address: 2491 Alluvial Ave. Clovis, CA 93611
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Return & Exchange policy:
- Summary: Don't take those sweet Instagram pics and then try to return a used item. Must be within 30 days of delivery.
- Exchanges: Realized you need a different item? That's ok! Exchanges and returns are incredibly easy.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Wrong Items: Mistakes rarely happen. Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification, and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We will deduct refurbishing costs, plus materials and labor, of used products or modified products - or decline the return. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns. Refused returns shipping cost back to the buyer are not covered by Atomic Defense.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and cost will be deducted from Buyer's account or return refused.
- Bulletproof products: No one else accepts returns on ballistic items. We do.** However, recertification X-Ray costs on returned ballistic items is 20%.
- Starting a return/exchange: Click here
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SureFire KE2-DF 6V Dual Fuel White Light - Powerful, Durable, and Compact Tactical Lighting Solution
- The SureFire KE2-DF 6V Dual Fuel White Light is a powerful replacement head designed for the M640DF Pro Scout Light WeaponLights.
- Produces up to 1,500 lumens of intense light with an 18650 rechargeable battery or 1,200 lumens with two 123A batteries.
- Features a hybrid beam pattern, providing long-range visibility with ample spill light for situational awareness.
- Built with lightweight aerospace aluminum and a Mil-Spec Hard Anodized finish, ensuring durability in extreme conditions.
- Equipped with a virtually indestructible ultra-high-output LED and a proprietary TIR lens for exceptional performance in medium- to long-range operations.
- Compact and lightweight at only 1.8 oz (51 g), it adds minimal weight to your weapon.
- Designed and built to meet rugged combat-ready standards, surviving even the toughest environments.
- Whether for tactical operations or everyday readiness, the KE2-DF delivers unparalleled performance and reliability.
What are some common accessories to add to the SureFire KE2-DF 6V Dual Fuel White Light?
- Remote Switch: Allows for easier activation of the light in different operational conditions or weapon configurations.
- Weapon Mounts: Various mounts can adapt the light to fit different firearms securely.
- Rechargeable 18650 Battery Kit: Ensures you always have a reliable power source and the ability to recharge.
- Filter and Diffuser Accessories: Options like red or infrared filters for low-light or tactical applications.
- Replacement Tailcaps: Offers enhanced switching options for customized use.
- Protective Covers: Protect the lens and bezel from impact and dirt to maintain functionality.
SureFire KE2-DF 6V Dual Fuel White Light Features and Specs
The SureFire KE2-DF 6V Dual Fuel White Light is a robust, compact, and high-performance weapon light bezel designed for the M640DF Pro Scout Light Pro WeaponLights. It provides up to 1,500 lumens of intense light when used with an 18650 rechargeable battery, and it can also function with two 123A batteries for added flexibility. The light features a proprietary TIR lens that creates a hybrid beam, offering a long-range focused beam with wide peripheral light for situational awareness. Its durable aerospace aluminum construction, Mil-Spec Hard Anodized finish, and compact design make it capable of handling the toughest environments without adding unnecessary weight.
Key Features
- Ultra-bright, high-performance LED generates up to 1,500 lumens of output.
- Proprietary TIR lens balances long-range beam with ample surrounding light for enhanced visibility.
- Designed to run for 1.5 hours on one 18650 rechargeable battery (or with two 123A batteries).
- Constructed from rugged aerospace aluminum with a combat-ready Mil-Spec Hard Anodized finish.
- Virtually indestructible design with a tempered glass window for added durability.
- Compact and lightweight, weighing only 1.8 oz (51 g) and measuring just 1.9 inches in length.
- High beam intensity of 16,000 candela with a peak range of 250 meters.
What's in the box of the SureFire KE2-DF 6V Dual Fuel White Light?
- (1) KE2-DF 6V Dual Fuel White Light Bezel
- (1) User Manual
- (1) Warranty Information Card
- (1) SureFire Sticker
SureFire KE2-DF 6V Dual Fuel White Light FAQs
What batteries can be used with the KE2-DF Scout Light® Pro bezel assembly?
The KE2-DF can be powered by one 18650 rechargeable battery, which provides 1,500 lumens of output, or two 123A lithium-ion batteries, which produce 1,200 lumens. Batteries are not included with the product.
Is the KE2-DF compatible with all M640 Scout Light® models?
No, the KE2-DF is specifically designed as a replacement for the M640DF Pro Scout Light Pro WeaponLights. It is not compatible with non-Dual Fuel bodies.
How durable is the SureFire KE2-DF White Light M640 Series 6-Volt Dual Fuel Light Bezel in tough environments?
The KE2-DF is constructed from lightweight aerospace aluminum with a Mil-Spec Hard Anodized finish, making it exceptionally rugged and able to endure harsh combat and outdoor conditions. It also features a tough tempered glass window for added durability.
What kind of beam does the SureFire KE2-DF M640 Series 6-Volt Dual Fuel White Light Light Bezel produce?
The KE2-DF uses a proprietary TIR lens to generate a high-intensity hybrid beam. This beam has a long reach for medium- to long-range applications while providing ample spill light to maintain situational awareness.
How long does the battery last on a single charge?
When powered by an 18650 rechargeable battery, the KE2-DF provides tactical-level light for 1.5 hours. Battery life may vary slightly depending on the operational environment and battery type.
Can the Surefire M600U Series KE2 6V White Light Bezel help with situational awareness?
Yes, the hybrid beam pattern is designed to provide a balance between a far-reaching beam and surrounding spill light, which helps users stay aware of their surroundings during operations.
Is the Surefire Accessory KE2 (M640 Series 6-Volt Light Bezel) designed and manufactured in the United States?
Yes, the SureFire KE2-DF is proudly designed and built in the USA.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Lifetime Warranty: Atomic Defense will always stand behind our products. Our lifetime warranty covers any defects and ensures that you never need to worry about parts or the quality of your orders for the entire life of the product.
- Wrong Items: Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We may deduct refurbishing costs, plus materials and labor, of used products or modified products. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and will be deducted from Buyer's account.
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Start a Return or Exchange
Visit our return portal to begin the self-serve return/exchange process.
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General Products:
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
Ballistic and Bulletproof Products:
- Most companies will not accept any returns on ballistic or bulletproof items. We offer recertification as a courtesy.
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
- A re-certification cost of 20% applies to returns of ballistic and bulletproof products.
- The 20% recertification covers the cost of ensuring the armor is safe. Usually starting with X-Raying the armor for cracks underneath the coating, inspection for damage, and water damage testing. Without this 20%, we would not be able to offer returns on armor.
- There is no way for us to know how or if it was used once shipped, and we have to consider them unsafe until retested, inspected and certified.
- Exchanges and non-ballistic products do not have a re-certification cost.