Electrical Insulating Helmets
Provides protection against electric arc up to 4 cal/cm² – Class 2. Maximum voltage: 7.5 kV (IEC) 20 kV (ANSI).

TECHNICAL SPECIFICATIONS
- Protection against mechanical shocks
- nsulation protection of the enclosure up to 7.5 kV (IEC) – 20 kV (ANSI)
- The face shield is retractable into an internal, separate, enclosed compartment within the helmet – providing maximum protection against arc flash.
- Protection against the thermal effects of an electric arc: 4 cal/cm², Class 2.
- Optimal visual comfort – visible light transmission (VLT) >75%. High-density polypropylene shell.
- Textile chin strap with 4 attachment points and a convenient clip fastening system.
- Textile neck protector providing complete protection against arc flash while allowing full freedom of movement – 6 attachment points and height adjustment.
- Adjustable size from 52 to 66 cm, using a headband around the head (in 5 mm increments).

DIMENSIONS / WEIGHT
Weight:790 g
REFERENCE STANDARDS
- Category III PPE CE – equipment certified and compliant with the PPE (Personal Protective Equipment) Directive 89/686/EEC Annex II.
Shell
EN 397
EN 50365: insulation for 1000 V AC, 1500 V DC
7.5 kV insulation (equivalent to Class 1 according to the IEC classification defined by IEC standards)
Class E 20 kV according to ANSI Z 89.1
Protective face shield
IEC 61482-1-2 / GS-ET 29 grade 2
EN 166 / EN 170
ASTM F2178: ATPV 4 cal/cm²
Designation:
MO-180-ARC4: 2C-1.2 CATU 1 B 8-2-0 3
2 – UV filter
C – Correct color recognition
1.2 – Shade number (75% > VLT* > 100%)
*VLT – Visible light transmission1 – Optical class
B – The effect of mechanical energy
8 – Resistance to electrical arc short circuits
2 – Arc flash protection class 2 according to IEC 61482-1-2 / GS-ET-29 (box test)
0 – Light transmission class 0 according to GS-ET-29
3 – Protection against liquid splashes
ADDITIONAL EQUIPMENT
MO-180-ARC-4-VISOR: Replacement part (face shield + neck protector)
M-881838: White and red Velcro patches for the helmet to identify the worker.
M-87384: Protective bag
MS-124: Headlamp (5 LEDs)
The helmet provides protection against mechanical hazards and the thermal effects of electric arcs, meeting the requirements of standards PN-EN 397 (440 V) and PN-EN 50365 (1,000 V), as well as the ANSI Z89.1 standard (20 kV).

- Protective, electrically insulating helmet resistant to deformation.
- It features an integrated, movable polycarbonate face shield that is scratch-resistant and anti-fog.
- It meets the requirements of standards PN-EN 397 (440 V) and PN-EN 50365 (1,000 V), as well as the ANSI Z89.1 standard (20 kV).
- It protects against the thermal effects of electric arcs – it meets the requirements of standard PN-EN 61482-1-2 Class 1.
- The main strap circumference can be adjusted using a knob with a cross-shaped handle.
- Size: 52–66 cm.
- The height can be adjusted by changing the position of the main strap attachments.
- The chin strap is attached to the main strap with four fasteners and fastens with a buckle.
- The height of the face shield is 18 cm.
PRODUCT SYMBOLS:
MO-185-BL–white helmet
MO-185-B–blue helmet
MO-185-J–yellow helmet
MO-185-R–red helmet
COMPLEMENTARY ACCESSORIES:
- M-881837 – red helmet band with clips
- M-881838 – white and red Velcro identification tag.
- MO-883208 – side protection against electric arc.
- M-87384 – transport bag
- M-882677 – replacement face shield
- M-881836 – replacement sweatband
- M-882671 – Replacement main strap with chin strap

Contact us
Puławska 366
02-819 Warszawa