- Same Day Priority Shipping Available -

SuperClub

Siemens JXD22B300 - 300A 2 Pole Molded Case Circuit Breaker

Brand Siemens
SKU JXD22B300

Siemens JXD22B300 - 300A 2 Pole Molded Case Circuit Breaker

Brand Siemens
SKU JXD22B300
Select Item Condition
Earn 1650 SuperPoints

Quantity

Planning a Big Order?
Bulk pricing available—let us know your needs for a quote.
Shop with Confidence
Enjoy a free 60-day warranty, extendable to 1 year at checkout.

Siemens JXD22B300 - 300A 2 Pole Molded Case Circuit Breaker

New

$1650.60 In stock

Quantity

Description
Engineered for demanding commercial and industrial applications, the Siemens JXD22B300 is a 2-pole, 300A molded case circuit breaker from the proven Sentron family. It features a rugged JD frame design and provides dependable long-time and instantaneous (LI) trip functions to safeguard critical electrical infrastructure. This bolt-on breaker installs into Siemens P4 and P5 panelboards, SB switchboards, and motor control centers. Rated at 65kAIC at 240VAC, it includes an adjustable magnetic trip.

Specifications

Brand Siemens
Series JXD2
Part Number JXD22B300
Amperage 300A
Voltage 240VAC, 250VDC
Poles 2
Phase 1
AIC Rating 65kA @ 240VAC, 30kA @ 250VDC
Mounting Style Bolt-On
Terminal Type Lugs
For Use With Siemens Sentron Panelboards, P4 Panelboards, P5 Panelboards, SB Switchboards, Motor Control Centers
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Wire Gauge 3/0 AWG - 500 kcmil (Cu/Al)
Max Wire 500 kcmil
Min Wire 3/0 AWG
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment
Accessories Lugs Not Included (Requires TA2J6500)
Standards CSA C22.2 No. 5, HACR Rated, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip, 2-Pole in 3-Pole Housing

SuperClub

Get rewarded every time you shop! Join SuperClub for free and start earning points on every purchase, unlocking exclusive discounts, special promos, and VIP perks. Already a member? Keep shopping to level up your rewards and enjoy even more benefits, including faster shipping, extended returns, and premium offers.

Learn more about SuperClub

Warranties

We’ve got you covered!

When shopping with SuperBreakers, you’ll have peace of mind knowing that every single item you purchase includes a 60 day warranty, free of charge. Why such confidence? Because only the highest quality electrical parts have a place on our shelves, and we stand by every single one we sell.

If anything goes wrong with your item that is not a result of misuse or normal wear and tear, we’ll gladly replace it at no cost to you.

Click here to read our full warranty details

Shipping

Free Shipping Policy

Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.

Click here to read our full shipping policy

Same Day Shipping

We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.

Expedited Shipments

Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.

International Shipping

All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.