Eaton CHP18B100X2 Main Breaker Loadcenter - UL 50 UL 67
Part Number: CHP18B100X2
Quick Summary
The Eaton CHP18B100X2 main breaker loadcenter is a dependable solution for distributing power in industrial and commercial panels. Engineers often struggle with space constraints, wiring complexity, and downtime during upgrades. UL 50 and UL 67 listings help ensure enclosure integrity and safe operation, while the NEMA 1 metallic enclosure supports indoor installation in demanding environments. With 18 spaces and 36 circuits, a 100 A main breaker, and copper bus, this unit delivers efficient, reliable distribution for three-wire, single-phase loads at 120/240 V. For project teams, it translates to faster procurement, simplified wiring, and long-term serviceability that reduces maintenance intervals and total cost of ownership. This makes it a natural fit for panel builders and electrical contractors seeking consistent performance.
Product Information
Extended Description
CHP18B100X2 Eaton: Eaton CH main breaker loadcenters,PON,Main breaker,100 A,X2,Copper,X2,NEMA 1,Metallic,10 kAIC,CH,36,18,Three-wire,Single-phase,#6-1/0 AWG,120/240 V
Product Name
Eaton CH main breaker loadcenter
Catalog Number
CHP18B100X2
UPC
786679189481
Product Length/Depth
21 in
Product Height
3.88 in
Product Width
14.31 in
Product Weight
12.2 lb
Warranty
Limited lifetime
Certifications
UL 50 UL 67
Catalog Notes
Purchase Size X2 Cover Separately
Special features
PON
Type
Main breaker
Amperage Rating
100 A
Bus material
Copper
Cover
X2
Main circuit breaker
CH
Number of circuits
36
Number of spaces
18
Phase
Single-phase
Wire size
#6-1/0 AWG
Voltage rating
120/240 V
Box size
X2
Enclosure
NEMA 1
Enclosure material
Metallic
Interrupt rating
10 kAIC
Number of wires
3
AFCI Educational Video
Eaton Specification Sheet - CHP18B100X2
Eaton type CH circuit breaker limited warranty June 2024
Feature: 100 A main breaker with CH-series compatibility. Business impact: robust overload protection and centralized control reduce the risk of cascading faults. Application: suitable for service panels and legacy CH configurations in 120/240 V systems. Feature: 18 spaces with 36 circuits. Business impact: scalable distribution that accommodates future wiring needs without a full panel replacement. Application: ideal for growing facilities and multi-load installations in commercial spaces. Feature: Copper bus material. Business impact: lower resistance and improved conductivity translate to better voltage regulation under load. Application: high-demand equipment lines and critical power circuits benefit from reduced heat and longer life. Feature: NEMA 1 metallic enclosure. Business impact: durable indoor protection minimizes environmental exposure and mechanical damage. Application: installation in machine rooms, electrical closets, and industrial facilities. Feature: 10 kAIC interrupt rating. Business impact: enhanced fault current tolerance reduces the likelihood of costly downtime. Application: panels in medium-duty industrial environments with higher fault potential. Feature: PON capability and X2 cover option. Business impact: modular procurement and retrofit flexibility lower upfront costs and simplify future expansions. Application: procurement for panel builders and retrofit projects. Victory through warranty: Limited lifetime warranty adds long-term asset protection and predictable maintenance budgeting.
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FAQs
CHP18B100X2 is designed for CH-type main breaker loadcenters and supports 3-wire, single-phase services at 120/240 V. It fits 18 spaces with 36 circuits and uses a copper bus for low resistance. The enclosure is NEMA 1 metallic, ideal for indoor mounting, and it accepts the X2 cover and PON options where applicable.
Key specs include a 100 A amperage rating, copper bus material, voltage rating of 120/240 V, 18 spaces, 36 circuits, and a 10 kAIC interrupt rating. The unit utilizes a CH main breaker, supports three-wire single-phase configurations, and is housed in a metallic NEMA 1 enclosure for indoor applications.
This loadcenter excels in service panels, subpanels, and retrofit projects within commercial and light-industrial facilities. Its 100 A capacity and 18/36 circuit layout support moderate expansion, while copper bus and 10 kAIC rating enhance reliability for critical loads such as motors, lighting, and control circuits in panel buildings.
CHP18B100X2 carries UL 50 and UL 67 listings, indicating enclosure integrity and safe operation in indoor environments. The NEMA 1 metallic enclosure adds indoor protection, aligning with industry standards for reliability and compliance in electrical distribution equipment.
With a limited lifetime warranty and a 10 kAIC interrupt rating, this loadcenter reduces downtime risk and maintenance schedule uncertainty. Its CH compatibility and copper bus decrease heat and energy losses, contributing to lower operating costs over the asset’s life while simplifying spare parts availability for ongoing ROI.