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Mod Open Kits OEM

Full custom open mod kit for US premium vape brand with custom firmware

A fully custom open mod hardware kit with brand-exclusive custom firmware, built for a premium US vape brand targeting advanced enthusiast users. The project covered industrial design, hardware R&D, embedded firmware development, tooling, validation and mass production.

Client

Premium US Vape Brand

Industry

Advanced Open Mod / Vape Hardware

Location

United States

Project Cycle

112 Days From ID to MP Shipment

Enthusiast Mod Kit Development
Client Challenge

Differentiated Open Mod With Custom Firmware For Enthusiast Market

The US premium vape brand focused on high-end vaper enthusiasts. They wanted a fully custom open mod kit, not an off-the-shelf public mold. The product required unique hardware, custom UI firmware, precise power curve control, and full US compliance testing.

01

Full custom industrial design & tooling

No existing public chassis. Need custom CNC metal housing, button layout, OLED screen integration and ergonomic structure.

02

Exclusive custom firmware development

Brand-locked firmware, personalized UI, custom wattage curve, temperature control, profile saving and upgrade over USB.

03

Strict US safety & electrical compliance

Battery protection, overheat / short / reverse polarity protection, full test documentation for US market sales.

04

High precision performance consistency

Tight tolerance for power output, stable temperature control, low variation across mass production batches.

Enthusiast Mod Kit Development
Our Solution

Full Stack R&D: Hardware + Firmware + Tooling + Validation

We delivered end-to-end development from industrial design, PCB schematic, embedded firmware programming, CNC tooling, reliability testing to final mass production for this premium open mod kit.

Custom ID & Mechanical Tooling

Industrial design team delivered sketches, 3D rendering and prototype. CNC aluminum alloy housing with custom machining, surface anodizing and engraving.

  • • Ergonomic dual-battery open mod chassis
  • • Custom CNC metal housing + anodized finish
  • • Precise mechanical tolerance & assembly validation

PCB Hardware & Circuit Design

Custom power board with high-precision output, multi-layer protection circuit, OLED screen driver and USB-C charging & data communication.

  • • Dual 18650 power management circuit
  • • Multi-layer safety protection system
  • • High accuracy wattage & temperature sampling

Brand Exclusive Custom Firmware

Embedded firmware team developed fully customized firmware, brand UI, power curve, TCR/TC control, profile storage and USB firmware upgrade function.

  • • Custom branded UI & OLED menu interface
  • • Custom power curve & temperature control algorithm
  • • USB firmware upgrade + user profile save

Full Validation & Compliance Test

Complete reliability testing, battery safety, aging test, EMC and electrical safety validation, with full test reports delivered for US market submission.

  • • Environmental aging & vibration reliability test
  • • Full electrical safety and protection test
  • • Complete test report & documentation package

Project Execution Timeline

Project Kickoff & Requirement Lock

Deep requirement workshop, NDA, ID & hardware specification freeze

D1
D22

3D ID & PCB Schematic Finalized

Rendering approval, PCB layout, firmware architecture design

Alpha Prototype & Firmware Debug

First hardware prototype, firmware coding, basic function tuning

D50
D78

Tooling & Compliance Validation

CNC mold making, DVT reliability test, safety documentation

PVT & Mass Production Shipment

PVT pilot run, final firmware freeze, formal mass production & delivery

D112
Project Results

A Standout Premium Open Mod For US Enthusiasts

The full custom open mod kit with exclusive firmware successfully passed all US safety tests. The product launched in the US premium vape market and quickly gained positive feedback from advanced vaper communities.

112 Days

ID design to mass shipment

0.42%

Mass production defect rate

4.8/5

Average community review score

99%

Firmware stability rate in field

"

We needed a truly custom open mod, not a rebranded public hardware. Their team handled industrial design, PCB and custom firmware all in one project. The firmware performance, build quality and attention to detail impressed our R&D team. This mod has become our flagship hardware product for US enthusiast customers.

RH

Ryan Hale

Hardware Product Director, US Premium Vape Brand

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