NGB1B090B - 90 Amp Circuit Breaker

NGB1B090B - 90 Amp Circuit Breaker

The NGB1B090B breaker is built for dependable electrical protection across a wide range of applications. Whether you’re wiring a commercial panel, upgrading service in a facility, or safeguarding a residential setup, this breaker delivers consistent performance when the stakes are high. With a 90 amp capacity and up to 347 V AC rating, it’s engineered to handle heavy loads with ease — giving you peace of mind that your circuits remain safe and sound under demanding conditions.

Key Features and Benefits

• High-capacity protection: Rated at 90 amps, this single-pole breaker is ideal for heavy-duty circuits and demanding installations.
• Built to UL489 standards: UL489 certification ensures the breaker meets proven safety and performance benchmarks recognized across the industry.
• Superior interrupting capacity: With a NEMA interrupting rating of 25 kA at 277 V and 14 kA at 347 V, it guards against short‑circuit faults and overloads — minimizing risk to your system and your equipment.
• Pre-installed load lugs: The included load lugs simplify installation and provide secure, reliable connections for wiring.
• Compact footprint: Its space-efficient design makes it an excellent choice for panels where space is at a premium.

Technical Specifications

• Pole Count: 1 (single-pole)
• Rated Current: 90 A
• Maximum Voltage: 347 V AC
• Interrupting Capacity:
  • 25 kA @ 277 V
  • 14 kA @ 347 V
• Weight: Approx. 0.88 lbs
• Dimensions: (Specify dimensions if available)

Material Compliance and Certifications

• RoHS Compliance: The NGB1B090B complies fully with the RoHS directive, guaranteeing that it meets strict environmental standards by limiting hazardous substances.
• WEEE Responsibility: It also carries a WEEE take-back obligation, offering a more responsible and sustainable option for users conscious about environmental impact.
• UL489 Certification: The UL489 certification underlines its safety and dependability according to recognized industry standards.

Where It Works Best

• This circuit breaker is ideal for a broad range of settings — from residential upgrades and new home builds to commercial offices, retail spaces, and light industrial facilities. It excels in power distribution panels, feeder circuits, and critical branch circuits where reliable overcurrent protection is essential. If you need a 90 amp breaker with dependable short-circuit interruption and UL safety compliance, the NGB1B090B stands out as an excellent choice for long-term, worry-free service.