Square D I-Line Circuit Breaker | Square D 3 Pole 100 Amp 480 Volt I-Line Circuit Breaker | 100A | 480V | HJA36100
SKU: 6828581129

Square D I-Line Circuit Breaker | Square D 3 Pole 100 Amp 480 Volt I-Line Circuit Breaker | 100A | 480V | HJA36100

$380.25 $422.50
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Description

Square D I-Line Circuit Breaker | Square D 3 Pole 100 Amp 480 Volt I-Line Circuit Breaker | 100A | 480V | HJA36100HJA36100 Square D 3 Pole 100 Amp I Line Circuit Breaker Product or Component Type Circuit breaker Type HJA I Line Trip Unit Type Thermal magnetic Line Rated Current 100 A Number of Poles 3P Interrupt Rating 10 kA at 250 V DC 100 kA at 120 240 V AC 65 kA at 277 480 V AC System Voltage 250 V DC 480 V AC mounting mode I Line electrical connection I Line connection line Lugs load Wire Gauge AWG 14 AWG 4 (copper) 1 cable(s) AWG 12 AWG 4 (aluminium) 1

HJA36100 - Square D 3 Pole 100 Amp I-Line Circuit Breaker

 
Product or Component Type Circuit breaker
Type HJA I-Line
Trip Unit Type Thermal-magnetic
Line Rated Current 100 A
Number of Poles 3P
Interrupt Rating 10 kA at 250 V DC
100 kA at 120/240 V AC
65 kA at 277/480 V AC
System Voltage 250 V DC
480 V AC
mounting mode I-Line
electrical connection I-Line connection line
Lugs load
Wire Gauge AWG 14...AWG 4 (copper) 1 cable(s)
AWG 12...AWG 4 (aluminium) 1 cable(s)
Terminal Type
phase connection ABC
height 6.4 in
width 4.5 in
depth 4.13 in
product certifications CSA
UL listed
The PowerPact H-Frame Replacement Molded case circuit breakers from Square D by Schneider Electric give right combination of features and performance to satisfy circuit breaker requirements. These circuit breakers deliver unmatched design flexibility from 15A to 125A, offering benefits of a flexible, modular and easy to install circuit breaker. These are designed to protect electrical systems from damage caused by overloads and short circuits. PowerPact B brings thermal magnetic circuit protection in a compact size and offers wide range of accessories, auxiliaries and lug options. Modular, easy to install terminal options include patented EverLink lugs with or without control wire terminals, mechanical lugs, compression lugs, power distribution connectors, bus bar connectors, terminal spreaders and terminal shields. Standards and certifications include UL 489, IEC/EN 60947-5-1, CE, CSA C22.2 no 5, GB 14048-2, EAC, NMX J-266, CCC, IEC/EN 60947-2 and NOM. Available in various dimension and weights.
  • Flexible, high performance circuit breaker
  • Dual break rotating contacts, smallest footprint, manual reset, IP40/IK07 degree of protection
  • Available in 1, 2, 3 and 4-pole unit mount construction & 1, 2 and 3 pole I-Line construction
  • Economical fixed thermal magnetic trip units from 15A to 125A up to 600Y/347VAC
  • Interrupting ratings include D-18kA, G-35kA and J-65kA, K-65kA at 480VAC
  • Unit mount construction includes integrated DIN rail and traditional back pan mounting capability
  • Best in class I-Line mounting for Square D panel board and switchboard applications
  • Wide range of field-installable accessories for more flexibility and less inventory
  • 2-3 pole automatic moulded case switches available at 125A up to 600VAC delta
  • Over-centre toggle mechanism, -25°C to 70°C ambient air temperature for operation

Applications

Safety, Industrial, Commercial

The Square D HJA Circuit Breakers are made from 15 to 150 Amp and fit into I-Line Panelboards. They are available from 15 to 150 Amps. They are very high quality as you would expect from Square D. These are Plug on type, 480 Volt and have an interrupting capacity of 65,000 @ 480 Volt Your Satisfaction is guaranteed. Every product sold by JRL Electric Supply are authentic and never modified. With 35 Years’ experience in Circuit Breakers, you will receive the correct item the first time and 98% of all orders are shipped same day
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: 6828581129

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4.2 ★★★★★
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Verified Purchase
Wesley
Lake Worth, US
★★★★★ 5
Quality No Show Socks That Are Comfortable and Durable
Size: Large, Color: (100) White / White / Black
These Under Armour no show socks are great for everyday training and casual wear. The cotton blend feels comfortable and they stay in place throughout the day. Getting six pairs in a pack is solid value for a quality brand. They hold up well after multiple washes and the no show style works great with most athletic shoes. A reliable go-to sock.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
H
Verified Purchase
Hanson
Lexington, US
★★★★★ 5
Comfortable
Size: Large, Color: (001) Black / Black / White
I recently picked up a pair of Under Armour socks, and they’ve quickly become my go-to choice for daily wear and workouts. From the first wear, the fit felt snug and supportive without being too tight. The fabric is lightweight yet durable, and it does a great job wicking sweat — keeping my feet dry even during longer runs or intense gym sessions. One of the things I appreciate most is the arch support and cushioning in the right places. It adds just enough padding where I need it, especially under the ball and heel of the foot, which makes a noticeable difference on days when I’m on my feet a lot. The socks also have a nice breathable mesh pattern that improves airflow.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 4, 2026
T
Verified Purchase
The bookish health nut
Grantham, US
★★★★★ 5
Absolutely Essential for Any Athlete or Gym-Goer!
Size: Large, Color: (035) Steel / White / Black
I recently purchased the Under Armour Unisex-Adult Training Cotton No Show Socks 6 Pack, and I must say, they've become an indispensable part of my workout gear. Here's why these socks are a game-changer: Comfort Above All: These socks are incredibly comfortable. Made from a blend of cotton and synthetic fibers, they provide just the right amount of cushioning without feeling bulky. Whether I'm running, lifting weights, or doing yoga, my feet feel supported yet free. No Show, All Go: True to their name, these socks stay perfectly in place without slipping down into my shoes. This is crucial for maintaining a professional look at the gym or during sports activities. No more embarrassing sock peeks or having to constantly adjust them. Durability: For the price, these socks hold up remarkably well. I've washed them multiple times, and they haven't lost their shape or elasticity. They've survived the rigors of both my workouts and laundry day. Breathability: The material mix allows for excellent breathability. My feet stay dry and cool, reducing the chances of blisters or discomfort during long sessions. Pack Value: Getting six pairs in one go is fantastic. It means I always have a fresh pair ready, which is perfect for someone like me who works out frequently. Fit for All: These socks fit true to size and are designed to be unisex, making them a versatile choice for anyone looking to upgrade their sock game. If you're in the market for socks that combine comfort, performance, and style, look no further. Under Armour has nailed it with these no-show socks. They've quickly become a staple in my wardrobe, and I find myself reaching for them over any other sock I own. Highly recommended for anyone serious about their fitness routine or just wanting reliable, high-quality socks. 5 out of 5 stars - These socks are a must-have!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 25, 2024
D
Verified Purchase
DLynn
Massapequa, US
★★★★★ 5
My Husband’s Favorite Socks
Size: Large, Color: (035) Steel / White / Black
The Under Armour Unisex Training Cotton No Show Socks have become my husband’s absolute favorite socks—and he’s pretty picky about socks. Comfortable Fit: They’re soft, comfortable, and fit well without being too tight. They stay in place all day with no slipping or bunching. Great for Everyday Wear: Perfect for workouts, walking, and everyday use. They provide just the right amount of cushioning without feeling bulky. Durable & Long-Lasting: These hold up really well through regular wear and washing. They keep their shape and don’t wear thin quickly. Reliable Under Armour Quality: You can tell they’re well made. Consistent quality that matches what you expect from Under Armour. Overall Impression: When someone has a favorite sock and keeps reaching for it, that says everything. These are comfortable, durable, and dependable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
K
Verified Purchase
Kendall King
Belleville, US
★★★★★ 5
Quality Under Armour socks
Size: Large, Color: (100) White / White / Black
Nice medium thick sock that is breathable but cushioned. It stays put in the show and doesn’t fall down. Fit is true to size, no show/minimal show
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026

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