Axial Lead Battery Strap PTC used in rechargeable battery packs, Lithiunm cell and battery packs. Low profile, low resistance, high hold current, solid state resettable PTCs with operating (hold current) range of 1.9 - 7.3A and maximum voltage of 20VDC. These devices have been investigated for use in safety circuit and are suitable as a limiting device. They have been also calibrated to limit the current to 8 amps within 5 seconds, per ANSI/NFPA 70, "National Electrical Code".