SKU: 88130700219

Eaton Cutler Hammer LDB3300 300A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600V

Sale price$1439.55 Regular price$1599.50
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Eaton Cutler Hammer LDB3300 300A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VThe Eaton Cutler Hammer LDB3300 molded case circuit breaker is engineered to provide dependable protection for industrial and commercial electrical distribution systems. Built on the LDB frame platform, this breaker features a thermal magnetic non interchangeable trip unit designed to protect circuits from overloads and short circuit conditions. Rated at 300 amperes with a 3 pole configuration, the breaker supports AC systems up to 600VAC and DC

The Eaton Cutler-Hammer LDB3300 molded case circuit breaker is engineered to provide dependable protection for industrial and commercial electrical distribution systems. Built on the LDB frame platform, this breaker features a thermal magnetic non-interchangeable trip unit designed to protect circuits from overloads and short-circuit conditions. Rated at 300 amperes with a 3-pole configuration, the breaker supports AC systems up to 600VAC and DC systems up to 250VDC. It is also suitable for reverse feed applications, providing installation flexibility in various power distribution setups. With high interrupting capacity and a secure bolt-on mounting design, the LDB3300 is well suited for switchboards, panelboards, and heavy-duty electrical systems.

Product Specification

  • Brand: Eaton / Cutler-Hammer
  • Model: LDB3300
  • Amperage: 300 Ampere
  • Number of Poles: 3 Pole
  • Breaker Type: Molded Case Circuit Breaker (MCCB)
  • Mount Type: Bolt-On
  • Rated Voltage: Up to 600V AC / 250V DC
  • Frame Type: LDB Frame
  • Warranty: 1 Year

Technical Specification

  • Trip Unit Type: Thermal Magnetic Non-Interchangeable Trip Unit
  • Trip Setting Range: Adjustable 5–10 times continuous ampere rating
  • Connection Type: Bolt-On
  • Terminal Type: Aluminum line and load end terminals standard
  • Temperature Rating: 300A at 40°C
  • Reverse Feed Capability: Suitable for reverse feed installation
  • Protection Type: Overload and Short Circuit Protection
  • Application: Industrial and commercial power distribution systems

Voltage and Ratings

  • Maximum Operating Voltage: 600 VAC / 250 VDC
  • Rated Current: 300 Ampere
  • Interrupting Ratings:
    • 65 kA @ 240 VAC
    • 35 kA @ 480 VAC
    • 25 kA @ 600 VAC
    • 22 kA @ 250 VDC
  • Frequency Rating: 50/60 Hz for AC systems

Product Data

  • Manufacturer: Eaton / Cutler Hammer
  • Product Category: Molded Case Circuit Breaker
  • Frame Series: LDB Frame
  • Pole Configuration: 3 Pole
  • Mounting Method: Bolt-On
  • Terminal Type: Aluminum line and load end terminals standard
  • Protection Mechanism: Thermal Magnetic
  • Typical Applications: Industrial switchgear, commercial distribution panels, and heavy-duty electrical installations

Important Note

The product image shown may represent a base model and is intended for identification purposes only. Accessories purchased with your breaker can be installed according to your required configuration at no additional cost when instructions are provided during checkout. Installation should always be carried out by a qualified electrician, and compatibility with system voltage ratings and applicable electrical codes should be verified before operation.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 88130700219

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.3 ★★★★★
Based on 673 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Angel W. Casamalhuapa
Houston, US
★★★★★ 3
Polo
Color: Army, Size: XX-Large
A bit hard material for the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
L
Verified Purchase
Larytaz
Carnegie, US
★★★★★ 5
Comfortable and casual attire!
Color: Teal, Size: X-Large
Great price and a nice comfortable Dry-Fit shirt.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2026
D
Verified Purchase
David B Conway
Belleville, US
★★★★★ 5
Polo
Color: Pink, Size: XX-Large
Nice shirt
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026
B
Verified Purchase
Beatman
Battle Creek, US
★★★★★ 5
Cool rock and roll jeans.
Size: 34, Color: Black
Very true to size jeans. I'm 6'1" 180. 34" waist is just a little loose. With a belt it's perfect. I'm usually a 32/33 so the sizing is right on.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2020
L
Verified Purchase
Lacy Harris
Carnegie, US
★★★★★ 5
Fir good
Size: 40, Color: Blue 407
My son love them true to fit
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026

recommand products