FIRSTINFO A1638D Two-Way Replacement Nozzle
Product Highlights
🔄 Two-Way Spray Pattern
Easily switch between a concentrated straight stream for targeted application and a wide mist spray for broader coverage.
🎯 Extended Long Nozzle
The extended nozzle helps deliver a targeted stream into narrow, confined and hard-to-reach areas.
🔩 Threaded Replacement Design
The upgraded threaded connection allows the nozzle to be conveniently removed and replaced.
🛠 Genuine Replacement Part
Ideal for replacing an original nozzle that has become worn, damaged, blocked or lost.
🔗 Compatible with FIRSTINFO Pressure Sprayers
Designed for compatible FIRSTINFO upgraded refillable pressure sprayers, including A1636, A1638, A1638L, A1638Y1, A1638Y5 and A1638LY1.
Specifications
Brand
FIRSTINFO
Model
A1638D
Product Type
Two-Way Replacement Nozzle
Spray Modes
Straight Stream – Concentrated spray for precise and targeted application
Mist Spray – Wider spray pattern for broader and more even coverage
Connection Design
Threaded
Quantity
1 pc
Compatible Models
A1636 / A1638 / A1638L / A1638Y1 / A1638Y5 / A1638LY1
Sprayer Included
No
How to Use
1️⃣ Remove the Existing Nozzle
Ensure the sprayer is not in use and carefully unscrew the existing nozzle.
2️⃣ Install the Replacement Nozzle
Align the A1638D with the threaded connection and screw it securely into place.
3️⃣ Select the Spray Pattern
Adjust the nozzle to switch between a concentrated straight stream and a wide mist spray.
4️⃣ Start Spraying
Use the straight stream for targeted or hard-to-reach areas, or the mist setting when wider coverage is required.
Important Notes
- This listing includes 1 × A1638D replacement nozzle only.
- The refillable pressure sprayer is not included.
- Please check your FIRSTINFO sprayer model before purchase to ensure compatibility.
- This is the newer threaded nozzle design. Compatibility should be confirmed before replacing nozzles on different or older versions.
- This nozzle is designed for spraying suitable fluids with compatible FIRSTINFO pressure sprayers.
- Do not use the pressure sprayer/nozzle combination solely as an air duster.
FAQs
Q: What is included in the package?
A: The package includes 1 × FIRSTINFO A1638D two-way replacement nozzle. The pressure sprayer is not included.
Q: What spray patterns does the nozzle provide?
A: The two-way nozzle can be adjusted between a concentrated straight stream for targeted spraying and a wide mist spray for broader coverage.
Q: Which FIRSTINFO sprayers are compatible with the A1638D?
A: The nozzle is designed for compatible upgraded FIRSTINFO refillable pressure sprayers, including A1636, A1638, A1638L, A1638Y1, A1638Y5 and A1638LY1.
Q: Is this the threaded version?
A: Yes. The A1638D features the upgraded threaded design for convenient removal and replacement.
Q: When should I replace the nozzle?
A: Replace the original nozzle if it becomes worn, damaged, blocked or lost.
Q: Is the pressure sprayer included?
A: No. This product is the replacement nozzle only.
