GAZZEW Boba U4 switch
The GAZZEW Boba U4 is a tactile mechanical switch with proprietary Gazzew blend top housing, proprietary Gazzew blend bottom housing, and POM stem (standard). It features a 14 mm stainless seel spring. The operating force is 45g. The 62g bottom-out occurs at 3.60mm. Factory lubing? Yes! Designed by Gazzew. Manufactured by Outemu.

Where to buy GAZZEW Boba U4 switches?
Here are some notable keyboard shops offering GAZZEW Boba U4 switches. When available, the prices indicated already include the discount - use the KBDNEWS coupon code at checkout to claim your saving!
Currency:
| Store | Area | Offer | Price | Status | |
|---|---|---|---|---|---|
| Swagkeys | KR | 4.28 USD / 10 pcs 5% off, KBDNEWS | 0.43 USD | buy | |
| Delta Key Co. | FR | 5.15 USD / 10 pcs 5% off, KBDNEWS | 0.52 USD | buy |
Prices, discounts, and stock status are checked regularly; however, changes since the last update cannot be ruled out. Everything here is for informational purposes only. Check the product pages for the latest prices!
GAZZEW Boba U4 data sheet
| Name | GAZZEW Boba U4 |
|---|---|
| Type | tactile |
| Footprint | 5-pin |
| Top housing | proprietary Gazzew blend |
| Bottom housing | proprietary Gazzew blend |
| Stem | POM standard |
| Spring | 14 mm stainless seel |
| Tactile force | - g |
| Actuation | 45 g |
| Bottom-out | 62 g |
| Tactile bump position | - mm |
| Pre-travel | - mm |
| Total travel | 3.60 mm |
| Lube | Factory lubing? Yes! lightly factory lubed |
| Designer | Gazzew |
| Manufacturer | Outemu |
Comments on GAZZEW Boba U4 switches
The Gazzew Boba U4 Switch combines a smooth tactile feeling with a silent sound – keygem.
GAZZEW Boba U4 alternatives
Here are some notable alternatives to the GAZZEW Boba U4, our reference switch. Competitors with comparable specs across parameters like switch type, housing material, actuation and bottom-out forces and travel distances — even color. Not perfect matches but the closest results in order of similarity.
| Sim. | Similar switches | Comparison | ||
|---|---|---|---|---|
| 91% | HMX K01 tactile, 5-pin, PA66 Nylon (matted surface)/PA66 Nylon/POM, 45/57gF, 2.0/3.8mm | Compare | ||
| 90% | HMX Longjing S tactile, 5-pin, PA66 Nylon/PA66 Nylon/POM, 45/50gF, 2.0/3.7mm | Compare | ||
| 90% | Durock Blue Lotus T1 tactile, 5-pin, PC+UPE/Nylon/POM, 55/65gF, 0.0/3.7mm | Compare | ||
| 89% | Icey Ice Mango Berry tactile, 5-pin, POK/POK/POM, 42/50gF, 0.0/3.3mm | Compare | ||
| 88% | MMD Holy Panda V3 tactile, 5-pin, PC/Nylon/POM, 45/60gF, 2.2/3.2mm | Compare | ||
| 88% | GAZZEW Boba U4T tactile, 5-pin, GAZZEW/GAZZEW/POM, 0/62gF, 0.0/4.0mm | Compare | ||
| 88% | Duhuk Lumia Bitter Tea V2 tactile, 5-pin, PC/PBT/POM, 42/58gF, 1.8/3.0mm | Compare | ||
| 88% | Durock Mocha Chocolate T1 tactile, 5-pin, POK/POK/POM, 55/62gF, 2.0/3.8mm | Compare | ||
| 88% | Invokeys Hojicha Reserve tactile, 5-pin, POM (with gold flakes)/POM/LY, 46/60gF, 0.0/3.6mm | Compare | ||
| 88% | Hanami Dango Green tactile, 5-pin, Nylon/Nylon/POM, 55/67gF, 1.5/4.0mm | Compare | ||
| 88% | Sillyworks X HMX Waverider V2 tactile, 5-pin, PC/PA66 Nylon/POM, 42/53gF, 2.0/3.8mm | Compare | ||
To recap: we were looking for tactile mechanical switches possibly with proprietary Gazzew blend top housing, proprietary Gazzew blend bottom housing, and POM stem (standard). The operating force being around 45g. The 62g bottom-out being at around 3.60mm. Factory lubing? Yes! — similar to the GAZZEW Boba U4.