Description:
A replacement OC insert for your ASP Defender. The ASP Defender D1 Heat Insert (ASP 54910) is the live OC cartridge for ASP Metro D1 and Sport D1 Defenders. Defenders hold a replaceable insert, so when one is used or reaches its change date you swap the insert and keep the device. It is made in the USA for officers, security staff and everyday carriers.
Features
- Heat formulation: 10% Oleoresin Capsicum with 1.4% major capsaicinoids, two million Scoville Heat Units.
- About six bursts: each burst is about a half second.
- Fits ASP Metro D1 and Sport D1 Defenders: a drop-in replacement for those models.
- Precision-machined body: aerospace aluminum and solid brass with a specially produced valve and patented dispensing mechanism.
- UV dye: newer Heat inserts include invisible UV dye to help identify an assailant; stock may vary.
- Date-coded: inserts are date-coded for reliability, and an expired one should be disposed of under your local environmental rules.
Choosing a Style
The Style option sets the pack and formula.
| Style | What you get |
|---|---|
| Heat (OC) | One D1 insert, Heat 1.4%. |
| Heat (Twin Pak) | Two D1 inserts, Heat 1.4%. |
| NY Heat 0.7% (OC) | One D1 insert in ASP's New York formula, 0.7%. |
| NY Heat 0.7% (Twin Pak) | Two D1 inserts in the New York formula. |
For practice, ASP makes inert Test Inserts, covered in the D1 Test Inserts listing.
Browse more ASP Defender OC spray and accessories.
Questions about the D1 Heat Insert
Which Defenders does it fit?
The D1 insert fits ASP Metro D1 and Sport D1 Defenders.
How many bursts does it hold?
About six bursts of roughly a half second each.
What is the NY Heat 0.7% insert?
It is ASP's New York formula at 0.7%. Choose it only if you need that version; the standard Heat insert is 1.4%.
Does the insert expire?
Heat inserts are date-coded. After the marked date, dispose of the insert as your area's environmental rules require and install a fresh one.
Can anyone buy this?
Carry and purchase rules for OC spray vary by state and city. Check your local law and your agency policy before you buy.
Where can I buy the ASP D1 Heat Insert?
Right here. The Public Safety Store is a firefighter-owned, authorized ASP dealer. Questions about fit or an order? Contact us. Every order is covered by our price match guarantee and easy 30-day returns.
