Obstacle/warning flags
We offer you a varity of different obstacle/warning flags. These products are applied in the Power industry but could also be useful in other markets, for example in the Mine industry.
Electrifying days in Toulouse
EDF, the French energy corporation, is expanding its cooperation with Hammarprodukter. They have decided to further examine the Firefly and Bird Mark After Glow.
Anneli enjoys her new employment
Anneli is a new sales representative since February this year. She comes from a manufacturing company here in Dalarna.
Products/Number/phase signs and Signs for the Railway network


Number signs for powerlines numbering made with stainless steel spring clip (KL10 and KL45). Rounded corners to avoid damage due to sharp edges. Designed for fixing on cables up to 45 mm diam.
“Snapfast” warning and numbering signs for powerlines (KL70). Made from weather resistant nylon with a stainless-steel spring action. “Snapfast” signs can securely grip all cables 10-70 mm diameter. The signs are screen printed on polyester varnished aluminium sheet and treated with varnish after printing.
We have different installation tools for attaching and removing signs from the ground without cutting the power.
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![]() GB68301 Joint operation sign for powerlines |
![]() GB68320 Stainless steel clip |
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![]() E0668132 Label holder |
![]() KL03001 Installation tool |






