Siemens
Siemens JL63-F400 3-Pole 400A 600V Molded Case Circuit Breaker
Siemens JL63-F400 3-pole, 400A, 600V molded case circuit breaker.
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12-Mo Warranty
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🎖 Veteran-Owned
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
3-Pole configuration
400 Amp rating
600 Volt AC
35kA interrupting capacity
Bolt-on mounting
Thermal Magnetic trip
Product description
The Siemens JL63-F400 is a 3-pole, 3-phase molded case circuit breaker from the JL Series, designed for robust power distribution. It features a 400 Amp rating, a 600 Volt AC voltage rating, and a 35kA interrupting capacity at 480V.
This circuit breaker is suitable for a wide range of industrial and commercial applications, providing reliable protection against overcurrents. Its bolt-on connection type ensures secure installation in various panelboards and switchgear.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens JL63-F400 circuit breaker. We provide quality components with dependable service to meet your industrial automation needs.
Technical specifications
| Type | JL |
| Amperage | 400A |
| Poles | 3 |
| Voltage | 600V AC |
| Phase | 3 |
| AIC Rating | 35kA@480V |
| Connection | Bolt-On |
| Trip Type | Thermal Magnetic |
Common applications
Industrial power distribution
Commercial electrical panels
Switchgear
Motor control centers
Manufacturing facilities
Building automation
Compatible systems
Siemens JL Series panelboards
Switchgear
Motor Control Centers
Also known as
Siemens JL63F400
ITE JL63F400
400 Amp 3 Pole Circuit Breaker
Replaces / compatible with
The JL63F400 is an obsolete part, but it remains a functional replacement for existing JL series installations. It is a reliable choice for maintaining older electrical systems.
Technical note
Expert tip
Ensure compatibility with your existing panelboard or switchgear, as the JL series is an older line, and verify lug compatibility if not included.What happens next?
1
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2
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Confirms your part's spec and condition
3
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Frequently asked questions
What is the interrupting rating of the Siemens JL63-F400 circuit breaker?
The Siemens JL63-F400 circuit breaker has an interrupting rating of 35 kA at 480V. This rating indicates its ability to safely interrupt fault currents.