Eaton CH315ST - 15 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

The Eaton CH315ST delivers dependable overcurrent and short‑circuit protection for panelboards and load centers, combining robust performance with plug‑in convenience. This 15A, 240V, 3‑pole molded case circuit breaker is engineered to keep electrical systems safe and downtime to a minimum.

Key advantages at a glance

• Fast plug‑in installation — quick replacement and minimal panel downtime, ideal for upgrades and service calls.
• Thermal‑magnetic trip unit — delivers stable, repeatable protection against overloads and short circuits, reducing nuisance trips and protecting valuable equipment.
• 3‑pole, 240V design — well suited for three‑phase systems or multi‑wire circuits in commercial or light industrial settings.
• OEM‑compatible — designed to pair with matching OEM load centers and panelboards for a seamless, reliable fit.
• Versatile application — suitable for residential, commercial, and light industrial environments where dependable protection matters.

Technical snapshot

• Manufacturer: Eaton
• Part Number: CH315ST
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage Rating: 15A
• Voltage Rating: 240V
• Number of Poles: 3
• Mounting Style: Plug‑in
• Application: Branch circuit overcurrent and short‑circuit protection

Ideal for electricians and facility managers overseeing panelboards and load centers that require reliable 3‑phase protection at 240V. The CH315ST is a practical choice for upgrades, retrofits, or new installations where consistent trip performance, fast service, and durable protection can keep systems running smoothly and safely.

Practical tips for best results

• Verify panel compatibility with plug‑in molded case breakers and ensure the CH315ST matches your OEM specifications for a proper fit.
• Use in circuits requiring solid protection for lighting, receptacles, or small motor loads in commercial spaces, where a 15A rating is appropriate.
• Follow manufacturer torque and installation guidelines to maintain a secure connection and reliable trip response.