Roughly 40 by 22 by 48 centimeters is what you're looking at for the crate—that's the carton-packed unit, and it's what lets us ship a lot of these knapsack sprayers without any fuss or damage.

The internal threaded connection creates a drip-free seal when you attach hose, so you're not wasting any liquid or dealing with a mess, and that's pretty much teh main thing most buyers care about.

it deliver a straight liquid column on each manual pump stroke, which is actually better than a mist for spot-treating surfaces or filling containers in research settings—think disinfectant solutions or medicine applicaion, though it's not for food contact.


The whole body is injection-molded polypropylene, so it handles most chemicals well enough (we've had people use it with bleach dilutions and it holds up fine), but we usually have stock, so confirm lead time on large runs.

You don't need batteries or a power source at all—just your arm—so it works in remote or regulated environments where electrics are a non-starter, but the trade-off is you're doing the pumping yourself.

MOQ is typically 100 units or so for the carton-packed version, and we can provide COAs for the materials if you need them for protocol review.
Our standard MOQ for the FR-1602 is 500 units per carton-packed order. We can discuss lower quantities for trial orders if needed.
Yes, we can supply material certification for the polypropylene (PP) used in injection molding, along with a basic quality inspection report upon request.
Lead time is usually 15-20 working days after order confirmation and payment, depending on the quantity. We'll confirm exact timing when you place the order.
Yes, the internal threaded connection is designed to fit common bottle thread sizes used for medicine and disinfectant containers. We recommend verifying your specific bottle thread specs to ensure a snug fit.
Each unit is packed in a carton with dimensions 40×22×48 cm, which fits standard pallet sizes for efficient storage and shipping. We can adjust packaging if you have specific pallet requirements.