Epsilon
Multipurpose helmet with head, respiratory, eye, face, and hearing protection.
- Home
- PPE / Safety
- Epsilon
One helmet, every task
Epsilon’s unique quick-switch system allows you to easily change between grinding, auto-darkening, and passive welding visors without taking the helmet off or interrupting your work. Simplify your workflow and boost your productivity.
Protection you can trust
Epsilon is a high-performance hard-hat welding helmet, offering head, face, and ear protection. Kemppi Epsilon’s TH3 air filtration removes 99.8% of particles and dust, giving you the highest level of respiratory protection available.
See safety in a new light
Integrated LEDs improve visibility and illuminate the joint before the arc strikes – helping you work faster, more precisely, and safer in any lighting conditions.
One helmet. Every task.
Kemppi Epsilon is the most versatile and high-performance welding helmet with a hard hat for heavy industries. Its unique Kemppi quick-switch system lets the wearer change between auto-darkening, passive, and grinding visors without removing the helmet, ensuring seamless workflows.
With TH3 air filtration that removes 99.8% of particles and a range of earmuff options, the Kemppi Epsilon provides full protection, so welders can focus in even the most demanding environments.
Gap View feature allows the user to slightly open the passive visor for precise torch placement. Built-in LED lights and reflective stickers enhance visibility.Versatile, protective and quick to configure, Epsilon brings Kemppi reliability to demanding hard-hat areas, keeping welders productive, protected and ready for whatever the task throws at them.
Unique hinge mechanism for easy visor change
The ADF and passive visors are attached to the frame with a unique hinge mechanism, allowing you to change them quickly and efficiently by sliding them into place without any tools or taking off the helmet.
Videos
Hearing Protectors Hellberg Secure 3 — Technical data
| Description | Value |
|---|---|
| Category | III |
| SNR | 33 |
| NRR | 28 |
| Weight | 277 g |
| Standards | EN 352-1 |
Epsilon 301 + Air Hose — Technical data
| Description | Value |
|---|---|
| LED light | No |
| Operating temperature | -5 ... 55 °C |
| Storage temperature | -20 ... 50 °C |
| Recommended maximum humidity for use | 80 % |
| Weight without accessories | 950 g |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| Type inspected by | ECS |
| Respiratory protection level | TH3 |
Epsilon 301x + Air Hose — Technical data
| Description | Value |
|---|---|
| LED light | Yes |
| Operating temperature | -5 ... 55 °C |
| Storage temperature | -20 ... 50 °C |
| Recommended maximum humidity for use | 80 % |
| Weight without accessories | 980 g |
| Manufacturer | Kemppi |
| Standards | EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P; EN 397:2025, Type 1; EN ISO 16321-1:2022 and EN ISO 16321-2:2021 |
| Type inspected by | ECS |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| Respiratory protection level | TH3 |
Epsilon 301x SA 60e + Air Hose — Technical data
| Description | Value |
|---|---|
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| Respiratory protection level | TH3 |
Epsilon 301 SA 60e + Air Hose — Technical data
| Description | Value |
|---|---|
| LED light | No |
| Operating temperature | -5 ... 55 °C |
| Storage temperature | -20 ... 50 °C |
| Recommended maximum humidity for use | 80 % |
| Weight without accessories | 950 g |
| Manufacturer | KEMPPI |
| Standards | EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P; EN 397:2025, Type 1; EN ISO 16321-1:2022 and EN ISO 16321-2:2021 |
| Respiratory protection level | TH3 |
Epsilon 301x Shade 2/9 + Air Hose — Technical data
| Description | Value |
|---|---|
| LED light | Yes |
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| Respiratory protection level | TH3 |
Epsilon 301 Shade 2/9 + Air Hose — Technical data
| Description | Value |
|---|---|
| LED light | No |
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| Respiratory protection level | TH3 |
Epsilon 301x + PFU 210e — Technical data
| Description | Value |
|---|---|
| LED light | Yes |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| Respiratory protection level | TH3 |
Epsilon 301 + PFU 210e — Technical data
| Description | Value |
|---|---|
| LED light | No |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| Respiratory protection level | TH3 |
Epsilon 301x Shade 2/9 + PFU 210e — Technical data
| Description | Value |
|---|---|
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Operating temperature | -5 ... 55 °C |
| Manufacturer | KEMPPI |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| FA: Air supply / respirator unit | PFU 210e |
| FA: Air supply / respirator unit air filter | P |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| FA: Manufacturer, air supply / respirator unit | KEMPPI |
| Respiratory protection level | TH3 |
Epsilon 301 Shade 2/9 + PFU 210e — Technical data
| Description | Value |
|---|---|
| LED light | No |
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| Respiratory protection level | TH3 |
Epsilon 301x SA 60e + PFU 210e — Technical data
| Description | Value |
|---|---|
| LED light | Yes |
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Manufacturer | Kemppi |
| Standards | EN ISO 16321-1:2022 and EN ISO 16321-2:2021; EN 397:2025, Type 1; EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P |
| Respiratory protection level | TH3 |
Epsilon 301 SA 60e + PFU 210e — Technical data
| Description | Value |
|---|---|
| Welding filter type | SA60E |
| LED light | No |
| Flip-up visor | Yes |
| Hard hat | Yes |
| Interface for earmuffs | Yes |
| Operating temperature | -5 ... 55 °C |
| Weight without accessories | 950 kg |
| Manufacturer | KEMPPI |
| Standards | EN 12941:2023, excluding clause 5.20.2; TH3P or TH3A1B1E1P; EN 397:2025, Type 1; EN ISO 16321-1:2022 and EN ISO 16321-2:2021 |
| FA: Air supply / respirator unit | PFU 210e |
| FA: Minimum airflow | 160 l/min |
| FA: Maximum airflow | 210 l/min |
| Respiratory protection level | TH3 |
