The range includes the AF200X with FEP Teflon insulation rated at 600 V and a working range of -65 °C to +200 °C, the AFT250 PTFE insulated with PTFE Teflon and silver- or nickel-plated copper conductors for 600 V service, a general high-temperature wire cable described as having heat, oil and corrosion resistance, and two silicone rubber insulated cables rated 300/500 V with a -60 °C to +200 °C range and stranded tinned copper conductors.