Pax 4 Dry Herb Vaporizer Onyx

Pax 4 Vaporizer

Onyx
£162.99
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Pax 4 Dry Herb Vaporizer Onyx

Pax 4 Vaporizer

£162.99
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The PAX 4 Vaporizer is the latest evolution in PAX’s iconic lineup, delivering stronger vapour production, improved airflow, and hybrid heating technology in a sleek, pocket-sized design. Part of the PAX vaporizer range, the PAX 4 is built for users who want power, simplicity, and portability, offering a refined vaping experience with noticeably richer clouds and consistent performance.

Hybrid Heating System for More Vapour & Better Flavour

The PAX 4 introduces a high-output hybrid heating system (conduction + convection), a major upgrade from previous PAX models.

  • Even heat distribution for consistent extraction

  • Enhanced terpene flavour at lower temperatures

  • Up to 50% more vapour production vs older PAX models

This combination delivers thicker clouds while maintaining smooth, balanced flavour.

4 Preset Temperature Settings (190°C – 220°C)

The PAX 4 keeps things simple with four optimised temperature modes, each designed for a different vaping style.

  • 190°C – flavour-focused, light vapour

  • 200°C – balanced performance

  • 210°C – stronger vapour production

  • 220°C – dense, powerful clouds

Switching between settings is easy with a single button press.

Fast Heat-Up in Around 35–60 Seconds

The upgraded heating system allows the PAX 4 to reach temperature in approximately 35–60 seconds, depending on conditions.

  • Quick session start

  • Consistent heating performance

  • Ideal for both quick and relaxed sessions

Improved Airflow for Smoother Draws

The redesigned oven and airflow system provide a smoother, more open draw compared to earlier PAX devices.

  • Reduced draw resistance

  • More comfortable inhalation

  • Better vapour production

Funnel-Shaped Oven for Easy Loading

The 0.3g stainless steel oven features a funnel-shaped design for quick and clean loading.

  • Easy to fill and pack

  • Efficient herb usage

  • Ideal for full sessions

Reliable Battery Life with USB-C Charging

The PAX 4 is powered by a 2800mAh battery, delivering around 50 minutes of use (4–5 sessions) per charge.

  • USB-C charging for modern convenience

  • Full charge in ~90 minutes

  • LED battery indicator via PAX “petal” lights

One-Button Operation with Haptic Feedback

Designed for simplicity, the PAX 4 uses a single-button control system:

  • Press to power on/off

  • Tap to cycle temperature settings

  • Vibration alerts when ready

No screens, no apps—just straightforward operation.

Compact, Discreet & Travel-Friendly

  • Pocket-sized (~11cm height)

  • Lightweight (~125g)

  • Sleek anodised aluminium body

The PAX 4 maintains the brand’s signature minimalist, discreet design.

Premium Build Quality

Built with durable, high-quality materials, the PAX 4 is designed for everyday use:

  • Textured aluminium shell for better grip

  • Scratch-resistant finish

  • Solid, long-lasting construction

Easy Maintenance & Cleaning

  • Removable oven screen and mouthpiece

  • Simple cleaning routine

  • Minimal internal maintenance required

What’s in the Box

  • PAX 4 Vaporizer

  • Flat & Raised Mouthpieces

  • Oven Screens (3)

  • Multi-Tool & Cleaning Brush

  • USB-C Charging Cable

  • User Manual

Why Choose the PAX 4?

  • Hybrid heating for stronger vapour and flavour

  • Improved airflow for smoother draws

  • Simple, one-button operation

  • Compact, stylish, and discreet design

  • One of the most powerful PAX dry herb vaporizers to date

PAX 4 Vaporizer Specifications

Specification Details
Brand PAX Labs
Model PAX 4
Device Type Portable Dry Herb Vaporizer
Heating System Hybrid Conduction + Convection
Temperature Settings 4 Preset Levels
Temperature Range 190–220°C
Heat-Up Time Approximately 35–60 Seconds
Operation One-Button
Feedback Haptic Vibration + LED Petal Indicators
Oven Capacity Approximately 0.3g
Oven Material Stainless Steel
Oven Design Funnel-Shaped
Airflow Redesigned, Improved Airflow
Battery Integrated 2,800mAh
Battery Life Approximately 50 Minutes / 4–5 Sessions
Charging USB-C
Charging Time Approximately 90 Minutes
Mouthpieces Flat + Raised
Body Anodised Aluminium
Weight Approximately 125g
Height Approximately 10.8cm
Portability Pocket-Sized
App Required No
Concentrate Compatible No
Warranty 2 Years


Who Is the PAX 4 For?

The PAX 4 is designed for users who want a premium, compact dry herb vaporizer that combines stronger vapour production with simple one-button operation.

The PAX 4 is a good choice if you:

  • Want a premium portable dry herb vaporizer

  • Want stronger vapour production than previous PAX models

  • Prefer hybrid convection and conduction heating

  • Prioritise flavour and vapour quality

  • Want improved airflow

  • Prefer simple one-button operation

  • Want four straightforward temperature settings

  • Want fast heat-up

  • Want a 0.3g oven

  • Want USB-C charging

  • Want a lightweight 125g device

  • Want a pocket-sized vaporizer

  • Prefer haptic feedback rather than a display

  • Want a device that doesn't require an app

  • Want a discreet vaporizer for everyday portable use

The PAX 4 may not be ideal if you:

  • Want precise manual temperature adjustment

  • Want a display

  • Want adjustable airflow

  • Want a removable battery

  • Want to use concentrates

  • Prefer a convection-only vaporizer

  • Want the smallest possible PAX device

  • Prioritise maximum battery life over portability

A Powerful Upgrade to the Classic PAX Experience

The PAX 4 Vaporizer takes everything users love about PAX and enhances it with more power, better airflow, and improved efficiency. Whether you're upgrading from an older model or looking for a premium portable dry herb vaporizer, the PAX 4 delivers a perfect balance of performance, simplicity, and portability.

PAX 4 FAQs

What is the PAX 4?

The PAX 4 is a premium portable dry herb vaporizer from PAX Labs. It introduces hybrid convection and conduction heating, improved airflow and stronger vapour production while retaining PAX's compact, minimalist design.

What can the PAX 4 be used with?

The PAX 4 is designed for dry herbs. It is not designed as a concentrate vaporizer.

How does the PAX 4 heat dry herb?

The PAX 4 uses a hybrid heating system combining conduction and convection. This is a significant change from the conduction-only heating used by earlier PAX models.

What temperature does the PAX 4 reach?

The PAX 4 has four preset temperature settings ranging from approximately 190°C to 220°C.

What are the PAX 4 temperature settings?

The four preset temperatures are:

  • 190°C — Flavour-focused

  • 200°C — Balanced

  • 210°C — Stronger vapour

  • 220°C — Dense vapour

These presets are designed to provide different balances between flavour and vapour production.

Can you set an exact temperature on the PAX 4?

No. The PAX 4 uses four preset temperature levels rather than allowing users to manually select an exact temperature.

How quickly does the PAX 4 heat up?

The PAX 4 heats up in approximately 35–60 seconds, depending on conditions and the selected temperature.

Does the PAX 4 have a display?

No. The PAX 4 uses LED petal indicators and haptic vibration rather than a conventional screen.

Does the PAX 4 vibrate when it reaches temperature?

Yes. Haptic feedback alerts you when the PAX 4 is ready to use.

How is the PAX 4 controlled?

The PAX 4 uses a single-button control system. Pressing the button powers the device on or off, while additional presses allow you to cycle through the temperature settings.

Does the PAX 4 require an app?

No. The PAX 4 is designed to be operated directly from the device and does not require an app for its core functions.

How much dry herb does the PAX 4 hold?

The stainless-steel oven holds approximately 0.3g. Its funnel-shaped design is intended to make loading easier.

Is the PAX 4 suitable for smaller sessions?

Yes. Although its 0.3g oven is larger than the PAX MINI 2's 0.25g oven, it can still be loaded with smaller amounts for individual sessions.

Does the PAX 4 have improved airflow?

Yes. PAX redesigned the airflow system and oven to provide a more open and smoother draw than previous PAX devices.

Does the PAX 4 have adjustable airflow?

No. The PAX 4 has improved fixed airflow but does not provide a user-adjustable airflow control.

Does the PAX 4 use USB-C?

Yes. The PAX 4 uses USB-C charging, making it more convenient to charge with modern charging equipment.

How long does the PAX 4 battery last?

The PAX 4 has a 2,800mAh integrated battery and provides approximately 50 minutes of use, or around 4–5 sessions, depending on how it is used.

How long does the PAX 4 take to charge?

A full charge takes approximately 90 minutes.

Is the PAX 4 portable?

Yes. The PAX 4 weighs approximately 125g and measures around 10.8 × 3.6 × 2.7cm, making it genuinely pocket-sized.

Is the PAX 4 discreet?

Yes. Its compact dimensions, lightweight aluminium body and minimalist design make it well suited to discreet portable use.

Does the PAX 4 come with different mouthpieces?

Yes. The PAX 4 includes both a flat mouthpiece and raised mouthpiece, allowing you to choose your preferred style.

Is the PAX 4 easy to clean?

Yes. The removable oven screen and mouthpiece provide access to the areas that require regular maintenance. A cleaning brush and multi-tool are included.

Can the PAX 4 be used with concentrates?

No. The PAX 4 is designed for dry herbs only.

Is the PAX 4 suitable for beginners?

Yes. Its four preset temperatures, one-button operation and haptic feedback make it particularly straightforward for beginners, while the hybrid heating system provides more advanced performance for experienced users.

What is the difference between the PAX 4 and PAX MINI 2?

The PAX 4 is the more performance-focused model. It has hybrid heating, a larger 0.3g oven and four temperature settings from 190–220°C. The MINI 2 is smaller and simpler, with conduction heating and a 0.25g oven.

What is the difference between the PAX 4 and PAX FLOW?

Both use hybrid heating, but they take different approaches. The PAX FLOW focuses on airflow and flavour with its redesigned airpath and five heat modes, while the PAX 4 focuses more strongly on vapour production, simplicity and compactness. The PAX 4 also uses four fixed temperature presets.

What is the difference between the PAX 4 and PAX PLUS?

The PAX 4 is the newer hybrid-heating model with USB-C charging and improved airflow. The PAX PLUS uses PAX's established conduction heating system and offers additional experience modes. The PAX 4 is the better choice if you specifically want hybrid heating and the newer design.

Does the PAX 4 have automatic temperature control?

The PAX 4 uses preset temperature modes and manages its heating system automatically during a session. It does not provide the same type of manually selectable temperature control found on some competing vaporizers.

What comes with the PAX 4?

The standard package includes:

  • PAX 4 Vaporizer

  • Flat Mouthpiece

  • Raised Mouthpiece

  • 3 × Oven Screens

  • Multi-Tool

  • Cleaning Brush

  • USB-C Charging Cable

  • User Manual

What is the PAX 4 made from?

The PAX 4 features a textured anodised aluminium body, providing a lightweight but durable construction.

Does the PAX 4 have a warranty?

Yes. The PAX 4 is supplied with a 2-year limited warranty, subject to the manufacturer's warranty terms.

Who should buy the PAX 4?

The PAX 4 is best suited to users looking for a premium portable dry herb vaporizer with hybrid heating, improved airflow, four preset temperatures from 190–220°C, approximately 35–60 second heat-up, a 0.3g oven, USB-C charging and a lightweight 125g design.

For a more detailed look at its hybrid heating, airflow, vapour quality and everyday performance, read our PAX 4 vaporizer review.

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