Legrand 420372 MCCB DPX3 250 MCCB 4 Poles Breaking Capacity Icu 50kA (400 V~) 40A

Buy Legrand 420372 MCCB – DPX³ 250, 40 A, 4-Pole, 50 kA (400 V~) Electronic-Release (S2/LSI) MCCB

Available at ARP Impex – Trusted Exporter of Genuine Legrand MCCBs

The Legrand 420372 is a high-performance 40 A, 4-pole MCCB featuring an advanced microprocessor-based electronic release (S2/LSI) and an impressive breaking capacity of 50 kA at 400 V AC—perfect for reliable protection in commercial and medium voltage systems, compliant with IEC 60947-2 and NEMA AB-1 standards.

Technical Specifications

• Product Code: Legrand 420372
• Series: DPX³ 250 (Electronic Release, S2/LSI)
• Rated Current: 40 A
• Poles: 4-Pole (3 Phase + Neutral)
• Breaking Capacity (Icu): 50 kA @ 400 V~
• Trip Unit: Electronic (microprocessor) release with adjustable thermal and magnetic settings
• Mounting: Fixed front-terminal; compatible with rail or plate mounting in XL³ systems; supports cable lug up to 150 mm²
• Standards Compliance: IEC 60947-2, NEMA AB-1

Product Features :

Protection against overloads:

• lr adjustable from 0.4 to 1 x ln
• Tr adjustable from 3 to 15s

Protection against short circuits:

• lsd adjustable from 1.5 to 10 x lr
• Tsd adjustable from 0 to 0.5s

Main Features :

• MCCBs are used for switching, remote tripping and protection of low voltage electrical systems
• MCCBs can be fitted with accessories and DPX3 common auxiliaries
• They are supplied with insulated shileds, screw terminals 120 mm2 max. (flexible cable) or 150 mm2 max. rigid cable with accessories
• Conform to IEC 60947-2

Product Highlights

• Precise electronic trip control for advanced protection and selectivity
• Exceptional fault resistance with 50 kA interrupting capacity
• Compact 4-pole design, including neutral protection for system integrity
• Accessory-ready—compatible with auxiliary contacts, shrouds, lock-outs, and more

Typical Applications

• Distribution boards and feeder protection in commercial and industrial settings
• Motor control circuits, HVAC systems, and utility distribution
• OEM switchgear and modular panels requiring compact, configurable protection

Global Export by ARP Impex

We ship Legrand 420372 worldwide across the Middle East, Africa, Europe, Asia-Pacific, the Americas, and Oceania.

• Middle East : Bahrain, Egypt, Israel, Jordan, Kuwait, Lebanon, Oman, Qatar, Saudi Arabia, UAE
• African Countries : Morocco, Tunisia, Ghana, Nigeria, Senegal, Kenya, Mauritius, Rwanda, Tanzania, Uganda, Zambia, Botswana, Eswatini, Lesotho, Namibia, South Africa,
• European Countries : Germany, UK, France, Italy, Netherlands, Spain, Belgium, Poland, Czech Republic, Sweden, Denmark, Finland, Portugal, Hungary, Slovakia, Slovenia, Romania, Austria
• Asian Countries : Japan, South Korea, Singapore, Malaysia, Vietnam, Indonesia, Thailand, Philippines, Bangladesh, Sri Lanka, Nepal
• Pan Pacific Countries : USA, Canada, Mexico, Brazil, Chile, Colombia, Peru, Panama, Australia, New Zealand, Singapore

Why ARP Impex?

• Authorized supplier of 100% authentic Legrand MCCBs
• Competitive export pricing with ready inventory
• Technical consultation for optimal protection strategy
• Efficient logistics and reliable documentation handling
• Preferred by EPCs, OEMs, panel builders, and electrical professionals globally

Request your quote for Legrand 420372 DPX³ 250 – 40 A, 4-Pole Electronic-Release MCCB (50 kA)—we’ll provide quick pricing, datasheet access, and delivery estimates.