CBI QFL-1(13) 1P Mini-Rail Surge Arrester – 10KA

QFL-1(13)

The CBI QFL-1(13) 1P Mini-Rail Surge Arrester – 10kA is a Class II Surge Protection Device (SPD) designed to protect single-phase electrical installations and sensitive electronic equipment from transient overvoltages caused by lightning strikes and switching surges. Featuring a 1 Pole (1P) configuration, this compact surge arrester provides reliable protection for residential, commercial, and industrial electrical systems.

Designed for dual mounting on CBI Mini Rail and standard DIN Rail, the unit incorporates MOV (Metal Oxide Varistor) technology, an LED status indicator for easy monitoring, and an integrated thermal disconnect mechanism for enhanced safety and long-term reliability. With a maximum discharge current (Imax) of 10kA and a nominal discharge current (In) of 5kA, it delivers dependable surge protection while maintaining a compact 13mm width.

Key Features

• 1 Pole (1P) configuration
• Class II Surge Protection Device (SPD)
• Maximum discharge current (Imax): 10kA
• Nominal discharge current (In): 5kA
• 275V AC operating voltage
• Dual mounting for CBI Mini Rail and DIN Rail
• LED operational status indicator
• MOV (Metal Oxide Varistor) technology
• Integrated thermal disconnect protection
• Compact 13mm width
• IP20 rated
• Suitable for residential, commercial, and industrial applications
• Protects against lightning-induced and switching surges