The L9 Series Miniature Circuit Breakers are engineered to provide robust branch circuit protection with a compact design. Offering current ratings from 0.5A to 63A and voltage support up to 480Y/277V AC, these breakers are ideal for residential, commercial, and industrial applications.
Their DIN rail-mounted design makes installation quick and easy, while additional accessories—like auxiliary and signal contacts, shunt trip modules, and lock-off attachments—enable integration into modern control circuits.
Key Features:
Current range: 0.5A to 63A
Voltage ratings: 240V AC and 480Y/277V AC
DIN rail mounting for fast and convenient installation
1-, 2-, and 3-pole configurations available
Thermal magnetic protection for dependable overcurrent response
Trip-free mechanism – Breaker trips even if handle is held ON
Color-coded handle for easy status indication
IP20 protection against accidental contact
Trip characteristics rated at 40°C ambient for UL/CSA compliance
Switching Duty (SWD) rating from 0.5A to 20A – ideal for lighting circuits
HACR rated – Suitable for heating and air conditioning applications
Certifications & Compliance:
UL 489 Listed – Approved for branch circuit protection
CSA 22.2 No. 5.1 Approved – Certified for use in Canada
Meets IEC 60947-2 – Compliant with international circuit breaker standards
Global approvals – Designed for worldwide acceptance
