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Square D JDA36200 Molded Case Circuit Breaker

  • 200A
  • 3 Pole
  • I-Line
Square D JDA36200
Molded Case Circuit Breaker
Brand Square D
SKU JDA36200
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  • 200A
  • 3 Pole
  • I-Line

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Square D JDA36200 - 200A 3 Pole Molded Case Circuit Breaker

Square D JDA36200 - 200A 3 Pole Molded Case Circuit Breaker

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$998.00 In Stock

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Description

Delivering robust performance, the Square D JDA36200 is a 200A, 3-pole molded case circuit breaker utilizing thermal-magnetic trip technology for precise protection. This unit mounts into Square D I-Line panelboards and switchboards. It is the designated substitute for the discontinued KA36200, allowing for straightforward upgrades in existing infrastructure. Featuring an adjustable magnetic trip and a 25kAIC rating at 240V, it includes the Visi-Trip indicator for quick fault identification.

Specifications

Key specifications
Brand Square D
Part Number JDA36200-R
Series JDA
Amperage 200A
Poles 3
Mounting Style I-Line
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 25kA @ 240VAC, 18kA @ 480VAC, 14kA @ 600VAC, 20kA @ 250VDC
Fit and installation
Frame Type JDA
Terminal Type Lugs
For Use With Square D I-Line Panelboards, Switchboards
Wire Gauge 3/0 AWG - 350 kcmil (Al/Cu)
Max Wire 350 kcmil
Min Wire 3/0 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release, Padlock Attachment
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489
Approval CCC, CE, CSA, IEC, NOM, UKCA, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Visual Trip Indicator, Non-Interchangeable Trip, Reverse Feed, Mercury Free, RoHS Compliant, PVC Free

Product FAQs

6 answers
How much bus space does the JDA36200 require in an I-Line panelboard?

This 3-pole J-Frame breaker requires 4.5 inches of vertical mounting space on the I-Line bus stack. It utilizes a plug-on line connection directly to the panel interior.

What is the tightening torque for the load lugs on the JDA36200?

The standard AL250JD load-side mechanical lugs must be torqued to 221 lb-in (25 N-m) when terminating 3/0 AWG to 350 kcmil copper or aluminum conductors.

What is the adjustable magnetic trip range for this breaker?

While the long-time thermal overload protection is fixed at 200A, the instantaneous magnetic trip dial is adjustable from 1000A to 2000A. This allows electricians to coordinate with downstream loads and prevent nuisance tripping.

Is the JDA36200 rated for 100 percent continuous current?

No, this model carries a standard 80 percent continuous current rating. For continuous loads operating for three hours or more, the maximum sustained current should not exceed 160 amps.

Can I use the JDA36200 to replace an obsolete Square D KA36200 breaker?

Yes, the PowerPacT J-Frame is the designated factory replacement for the discontinued K-Frame KA36200. It fits into the same I-Line panelboards and switchboards, allowing for straightforward infrastructure upgrades.

Which catalog numbers should I use if my system requires a higher interrupting rating?

The JDA frame is standard rated for 18kA at 480VAC. For applications requiring higher fault current ratings within the identical form factor, look for the JGA36200 (65kA at 480VAC), JJA36200 (100kA), or JLA36200 (125kA).

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 4 reviews
Total 5 star reviews: 4 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
4 reviews
  • DH
    Dennis H.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    10/30/25
    Thank you

    I was able to get the correct breaker and it came the next day as promised

  • JM
    john m.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    10/6/25
    Exact replacement

    Exceeded my expectations

  • GL
    Glen L.
    Flag of United States
    I recommend this product
    Rated 5 out of 5 stars
    4/6/20
    Awesome service

    Order was processed quickly and correctly. Pleasure doing business with SuperBreakers

  • MB
    Matthew B.
    Flag of United States
    I recommend this product
    Rated 5 out of 5 stars
    12/26/17
    200 amp I line breaker

    As described, fast shipping, will be ordering again soon.