Peakless Designed Safety Helmet with Ratchet Type Adjustment and Ventilators

Model PN546 · Karam

Overview

The PN546 Safety Helmet features a peakless design combined with a robust ratchet adjustment system, ensuring a secure and comfortable fit for diverse head sizes. Its reinforced ribs and increased vertical clearance provide exceptional impact resistance and optimum shock absorption. Crown-cooling vents and adjustable ventilated slots enhance airflow, while the shutter mechanism prevents rainwater seepage.

Key features

Dual corrugation.
Made up of polypropylene co-polymer.
Peakless design for unobstructed and wider vision.
Increased vertical clearance for optimum shock absorption.
Ratchet type adjustment for comfort and better grip.
Has ventilated slots which can be opened / closed with the help of a shutter to prevent any rain water seepage.

Available colours

Star Blue
Apex Grey
Orange
Fluorescent Green
Hybrid Green
Lamination Blue
Mint Green
Red
Super White
UT Violet
Yellow
Dark Brown

Applications

Heavy Engineering
Automobile Industry
Mining
Metallurgy

Standards and certification

EN 397:2012+ A1:2012

Supplier: ISO 9001:2015 certified

PRODUCT DATASHEETDoc. SSLS/DS/HP-014 · Rev. 01 · 13-Oct-2026

Peakless Designed Safety Helmet with Ratchet Type Adjustment and Ventilators – technical data

Technical specifications

Brand	Karam
Model	PN546
Corrugation	Dual
Cradle Adjustment Points	6
Type of Adjustment	Ratchet type
Crown Cooling Vents	Yes
Rain Management System	Yes
Protective Peak	No
Ventilated Slots	Yes
Side Slots	Yes
Adjustable Chin Straps	Yes
Temperature	-10 to +50 Degrees
Warranty	1 year from the date of invoice against any manufacturing defects.
Standards	EN 397:2012+ A1:2012
Colours	Star Blue, Apex Grey, Orange, Fluorescent Green, Hybrid Green, Lamination Blue, Mint Green, Red, Super White, UT Violet, Yellow, Dark Brown

Ordering information

Brand	Karam
Model	PN546
Colours	Star Blue, Apex Grey, Orange, Fluorescent Green, Hybrid Green, Lamination Blue, Mint Green, Red, Super White, UT Violet, Yellow, Dark Brown

Inspection and care

Inspect the shell and harness before each use. Replace the helmet after any significant impact, or if the shell is cracked, dented or discoloured. Replace within the service life marked by the manufacturer. Do not paint or apply solvents to the shell.

Storage

Store in a cool, dry place away from direct sunlight, heat and chemicals.

Data given in good faith from manufacturer information and subject to change without notice. Select PPE based on a site risk assessment. Scan the code for the product page.