Lind equipment gsfb50 low voltage fluorescent explosion proof hand lamp 12v transformer 26w, 50′ cord the gsfb590 is the low-voltage 12v version of the xp87b. this light uses fluorescent bulbs generating minimal heat, making these lamps ideal for use in confined spaces. These lights have class 1 and 2 approvals, so they are versatile choices to use across a wide range of applications. includes a 12v inline transformer and 50′ 16/3 soow cord with grounded non-explosion proof plug. not available in canada.