- Product Details
- Shipping and Returns
- The BPZ Promise
- Why Bulletproof Zone?
The DFNDR Armor Level IIIX (Model E-IIIXSA04) is a special-threat-rated hard armor plate engineered as a crossover between Level III and Level IV capability. Built around a Crystalline Ceramic Strike Face and Strike Core backed by a uni-directional composite resin matrix, the plate defeats light armor-piercing ammunition — including 7.62x39 API, 5.56x45 M855A1, and 7.62x54R LPS — at a substantially lower weight than a conventional Level IV system. The multi-curve profile conforms to the torso contour for all-day wearability. Plates are sold individually; purchase two for front and back coverage. Made in the USA.
Who this is for
- Law enforcement officers and security professionals who need rifle-rated coverage against armor-piercing threats without the added mass of a standard Level IV plate.
- Civilians and armed professionals seeking elevated threat coverage who require defeat of M855A1 green-tip, 7.62x39 API, and .308 steel-core threats in a stand-alone hard plate.
- Plate carrier users who wear armor daily and prioritize a multi-curve, body-conforming fit that reduces fatigue during extended wear.
Ballistic performance
The Level IIIX designation places this plate above the standard NIJ Level III threshold and below the full Level IV specification, targeting the gap left by both. The Crystalline Ceramic Strike Face fragments and defeats incoming projectiles, while System Structural Reinforcement technology distributes residual energy across the plate to support multi-hit capability. Spall-Tek coating on the plate surface reduces deflection of projectile fragments after impact.
The Trauma Mitigation Base is integrated into the plate construction to minimize blunt-force energy transfer to the wearer on every hit. All specified threats are tested at muzzle velocity in a stand-alone configuration, independently verified at NIJ-certified ballistic laboratories to the NIJ 0101.04 protocol.
Threat profile
| Round | Description | Result |
|---|---|---|
| 7.62x39 API | Light armor-piercing | Defeated |
| 5.56x45 M855A1 | Enhanced penetrator, light AP | Defeated |
| 7.62x54R LPS | Light armor-piercing steel core | Defeated |
| 5.56x45 M855 (SS109) | Green tip, mild steel core | Defeated |
| 7.62x39 Mild Steel Core | Chinese steel core | Defeated |
| 7.62x39 PS Ball | Russian PS Ball AK-47 | Defeated |
| .308 / 7.62x51 | Steel jacketed / lead core | Defeated |
| .223 / 5.56x45 | Copper jacketed / lead core | Defeated |
Plate construction and geometry
The Level IIIX plate uses a multi-curve profile designed to sit flush against the torso. The Crystalline Ceramic Strike Face and Strike Core provide the primary ballistic defeat mechanism, while the uni-directional composite backing — bound with a resin matrix — forms a hard stand-alone system requiring no soft armor backer for rated performance. System Structural Reinforcement technology reinforces the plate structure to distribute energy and extend multi-hit durability beyond standard ceramic construction.
Specifications
- Model: E-IIIXSA04
- Threat rating: Special Threat Rated Level IIIX — defeats 7.62x39 API, 5.56x45 M855A1, 7.62x54R LPS, 5.56x45 M855 (SS109), 7.62x39 mild steel core, 7.62x39 PS Ball, .308 steel-jacketed/lead-core, .223/5.56 copper-jacketed/lead-core
- Testing protocol: Independently tested to NIJ 0101.04 at NIJ-certified ballistic laboratories; stand-alone configuration
- Construction: Crystalline Ceramic Strike Face and Strike Core; System Structural Reinforcement; uni-directional composite backing with resin matrix
- Profile: Multi-curve
- Configuration: Stand-alone (no backer required)
- Fragmentation mitigation: Spall-Tek coating
- Trauma mitigation: Integrated Trauma Mitigation Base
- TSA restrictions: None
- Country of manufacture: USA
- Sold as: Individual plate — purchase two for front and back coverage
Fit and carrier compatibility
The Level IIIX plate uses a multi-curve geometry engineered to conform to the natural curvature of the torso, reducing pressure points during extended wear. DFNDR offers plate carriers sized to match their hard armor plates; selecting the correct carrier size starts with measuring chest circumference at its widest point and matching that to the corresponding plate and carrier dimensions. Contact us with your measurements if you need help confirming the right size pairing.
Frequently asked questions
What rounds does the Level IIIX plate stop?
The plate defeats 7.62x39 API, 5.56x45 M855A1, 7.62x54R LPS, 5.56x45 M855 (SS109) green tip, 7.62x39 mild steel core, 7.62x39 PS Ball, standard steel-jacketed/lead-core .308, and copper-jacketed/lead-core .223 and 5.56. All threats are tested at muzzle velocity in stand-alone configuration.
What is the difference between Level III, Level IIIX, and Level IV?
Standard NIJ Level III plates stop common lead-core rifle rounds like 7.62x51 M80 ball. Level IV plates stop a single hit from a 30-caliber armor-piercing M2 AP round. The Level IIIX sits between them — it defeats light armor-piercing threats including M855A1 and 7.62x39 API at lower weight than a Level IV, but is a special-threat designation rather than a formal NIJ standard level.
Is this plate NIJ Listed or NIJ Certified?
The Level IIIX plate is independently tested to the NIJ 0101.04 protocol at NIJ-certified ballistic laboratories. The IIIX designation is a special-threat rating. It is not a formal NIJ Level IV or Level III listing on the NIJ Compliant Products List, as IIIX falls outside the standard-level structure.
Does this plate need a soft armor backer?
No. The Level IIIX is engineered and tested in a stand-alone configuration. The uni-directional composite backing and resin matrix provide the structural support the system needs without requiring a separate soft armor panel behind the plate.
What does Spall-Tek do?
Spall-Tek is an integrated coating on the plate that reduces the deflection of projectile fragments after the strike face defeats an incoming round. Ceramic plates can produce secondary fragmentation on impact; Spall-Tek is designed to contain those fragments and redirect them away from the wearer.
Can this plate be shipped to my state?
This plate cannot be shipped to New York or Connecticut due to state body armor purchase restrictions. Under 18 U.S.C. § 931, anyone with a federal felony conviction for a crime of violence is prohibited from purchasing or possessing body armor. No TSA restrictions apply to this product.
Bulletproof Zone will ship orders as soon as possible. For example, if you purchase three items, they will be shipped to you based on lead time and availability. This way you get as much of your order as soon as possible, which means that your order may come in separate packages, especially if you order products from different manufacturers.
We will bear the shipping cost for products returned because of product defect, misrepresentation, or false description. Afterward, we will initiate a full reimbursement should you decline an offer to replace the item with the same item of equal value and assured quality.
Order Confirmation:
As soon as you place your order with Bulletproof Zone, you will receive an order confirmation e-mail. This means that your order has been logged in our system and your credit card has been pre-authorized for the purchase. Afterward, we contact our suppliers to confirm the availability of the product you are ordering for immediate shipment. If your item is on backorder or unavailable, we will cancel the pre-authorization and duly inform you via e-mail.
Order Shipment:
Orders are shipped within five business days from the date of your order unless specified otherwise on the product page. The product page will contain the most accurate estimate on shipping and lead times. Shipping and lead times provided on the product page are our best estimates based various factors including order volume, information from our manufacturer, raw material fluctuations, etc., and may vary due to these factors.
You will receive an email containing the tracking information of your order after the order has been shipped to your location. If you do not receive tracking information from us within seven business days of the lead time specified on the product page, feel free to follow up with us at orders@bulletproofzone.com.
Bulletproof Zone is not responsible for lost or stolen packages. A tracking number will be provided when the package is shipped. It is the buyer’s responsibility to provide a safe place to receive mail. Once an item has been marked as delivered by the carrier, the seller is not responsible should that item go missing.
Some of our products are carried by manufacturers in various countries. Due to the nature and cost of the products that Bulletproof Zone sells, you may be charged additional import duties upon delivery. Our support team can help in investigating abnormally high import duty charges but we are unable to cover the cost of any import duties.
Damages:
We take full responsibility for any obvious damage to your product caused by wrong packaging or delivering an already defective product. Please inspect the packaging of your item(s) when they arrive, if you notice any damage, you should document it when signing for delivery. If the item(s) contained in the package arrives damaged, please send photos to support@bulletproofzone.com, and we will process an insurance claim on your behalf.
Returns and Cancellation Policy:
We back all our products with a customer satisfaction guarantee, so we created a fair return and cancellation policy.
All sales are final. No Refunds, No Cancellations. In most cases, once the order is processed, it is final and not cancellable. We may allow exceptions due to an order error or wish to return your order after delivery for any reason other than a product defect or misrepresentation. Any cancellation request is subject to an administration and cancellation fee equal to 10% of your order with a minimum of $35, whether order shipment is successful or not.
All sales are final on all closeout items and for custom manufactured bulletproof clothing once the manufacturing process has begun or not returnable unless there is a product defect or misrepresentation. Applicable to brands such as MC Armor, Israel Catalog, BulletBlocker, Tacticon Armament, Wonder Hoodie, and others.
Before returning any product, you MUST obtain a return authorization from our customer service representative. We can only process AUTHORIZED returns for items.
To make a Return or Exchange:
- Obtain authorization for return or exchange by emailing us at support@bulletproofzone.com explaining the reason for the return or exchange.
- Please use or indicate your order number as attention
Return or exchanges request submission must be within 14 calendar days upon receipt of shipment unless noted otherwise on the product description page. Your return must be in original packaging and unused.
We encourage using USPS flat-rate shipping in returning products to receive a shipping expense refund. Buyers must ensure all returned parcels delivery receipt AND signature confirmation. We highly recommend insuring your parcel as we cannot issue a refund for an item that we do not receive back should it get lost/damaged during transit.
Refunds:
Should an item be returned because it was defective, misrepresented, not as described, etc., Bulletproof Zone will issue a full refund and will reimburse the customer for all shipping expenses associated with the return.
Please allow 5-10 business days from the time the item is received to process a refund. Refunds will only be issued to the original credit card that you use when placing your order.
We stand behind our products 100%!
By purchasing any of our items, the buyer certifies they have read and agree to our shipping, return, and privacy policies.
The Bulletproof Zone Promise
When you buy body armor, you're buying your safety. We don't take that lightly. Here's what every order from Bulletproof Zone includes.
1. Authorized dealer of every brand we carry
Every plate, vest, and carrier we ship comes from the manufacturer directly to our warehouse. We don't sell gray-market product, surplus, or returns. That means factory-fresh stock, the full manufacturer warranty, and real after-sale support — the kind only an authorized dealer can offer.
We maintain authorized-dealer relationships with America's leading body armor brands, including Spartan Armor Systems, AR500 Armor, RMA Defense, Shellback Tactical, Caliber Armor, DFNDR Armor, Protection Group Denmark, BulletSafe, BulletBlocker, and over 40 more.
2. Best price, guaranteed
If you find a lower price at another authorized dealer of the same product within six months of your purchase, we'll refund the difference.
Why the "authorized dealer" requirement? Because gray-market and surplus armor may not be genuine, may have a compromised supply chain, and almost never comes with a manufacturer warranty. We won't price-match against products that may not actually protect you.
3. Free fitment consultation
Body armor only protects you if it fits. Email us a photo and your measurements before you order, and one of our specialists will help you size your carrier and plates correctly — at no charge, no obligation.
4. Trusted by thousands of customers
Bulletproof Zone has been a trusted authorized dealer of America's leading body armor manufacturers for over five years. We have over 4,000 verified Trustpilot reviews from real customers across all 50 states.
Price Match Guarantee — Terms
- You must have purchased the item from our website before requesting the price match.
- Discounted items and "free with purchase" items are not eligible.
- The item must be in stock on the competitor's website at the time of your request.
- The price match is valid for six months from the date of your purchase.
- The competitor must be an authorized dealer of the product. Auction sites (eBay, Overstock), discounters, and gray-market resellers do not qualify.
- The competitor must operate an online store. Brick-and-mortar-only retailers do not qualify.
- Price match applies to the item price plus shipping. Sales tax is excluded.
To request a price match, email us a link to the product on our site and the same product on the competitor's site within six months of purchase. We'll process the refund.
Why Bulletproof Zone?
At Bulletproof Zone, we are passionate about protecting lives. Every piece from our catalog is designed and rigorously tested to provide the highest quality of protection you need from firearms, explosives or even close quarters combat.
We’ve partnered with various manufacturers that operate within the United States under a strict set of guidelines both on a national and corporate level so that when you shop with us, you will be able to select from the highest quality body armor, ballistic plates and tactical gear available on the market.
Whether you are a military service member looking to find your own gear, a professional that operates in the security field, or an avid firearms enthusiast that capitalizes the importance of safety when shooting, our tactical gear will provide you the level of protection you need.
Any questions or concerns? Please call us at (408)-909-4938 or email us at support@bulletproofzone.com and a member of our professional support team will be in touch with you as soon as possible.
