


Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
Siemens 5SJ4230-7HG42 is a two-pole miniature circuit breaker designed for branch circuit protection. It is rated for 30 amps and operates at 240 volts AC. This circuit breaker meets UL 489 standards, providing reliable protection against overloads and short circuits.
This Siemens circuit breaker is suitable for use in various applications, particularly in industrial settings.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!
