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RF Warning Signs - for Radio Frequency Hazards (5145)

RF Warning Signs
Keep unauthorized people from entering your RF enclosures, from climbing a cell phone tower or from being needlessly exposed to excessive radio frequency from your equipment using our Radio Frequency Signs.
  • • Durable signs are made using 3M’s traffic sign-grade inks and films and should last for over 10 years outside.
  • • Radio Frequency Warning signs can be easily customized, too. Add your telco name, your phone number for emergencies or other special message.
  • • Also find a huge range of in-stock RF Warning signs, too.
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Radio Frequency Warning Signs – Customizable Templates (65667)

Diamond Radiation Hazard Signs (53810)

Warning Radio-Frequency Radiation Hazard Restricted Area Sign
Radio-Frequency Radiation Hazard - Restricted Area...
Warning Radio Frequency Radiation Hazard Sign
Radio-Frequency Radiation Hazard
Warning Radio-Frequency Radiation Hazard Sign
Radio-Frequency Radiation Hazard - Check With Operating...
Warning Radio-Frequency Radiation Hazard Dangerous Sign
Radio-Frequency Radiation Hazard - Dangerous To Pacemakers
Warning Radio-Frequency Radiation Hazard Sign
Radio-Frequency Radiation Hazard - Pacemaker Wearers...

Customer Reviews

Man User Icon
Dec 06, 2021

OSHA RF Safety Sign : Restricted Area - Radio Frequency...
Part #: S-9194 14" x 10" HDPE Plastic Sign   Verified Purchase


Super easy to customize.
Man User Icon
Aug 23, 2021

Custom OSHA Caution Sign : Add Your Radio Frequency Warning...
Part #: S-3291 10" x 7" Aluminum (40 mil)   Verified Purchase

High quality, fast service.

Very nice quality. Fast turnaround. Highly recommend.
Man User Icon
May 10, 2021

OSHA Caution Sign : Do Not Climb On This Structure,...
Part #: S-9195 10" x 7" Aluminum (40 mil)   Verified Purchase

RF Tower Warning Signs

I put these two on my home station and recommended our radio club buy some for our radio towers.
Man User Icon
Apr 20, 2021

OSHA Notice Sign : Radio Frequency Fields - No...
Part #: S-2770 14" x 10" Aluminum (40 mil)   Verified Purchase

RF sign

Great job on the Signs!
Man User Icon
Oct 16, 2020

No Climbing Sign : Please Do Not Climb The Trees
Part #: K2-0107 12" x 12" Engineer Grade Reflective Aluminum Sign   Verified Purchase


The signs are great. Would be better if they could also physically remove the kids and adults out of our trees, but it’s a start!