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Schneider Electric EZ9F53340 — Circuit Breaker Accessories

Schneider EZ9F53340 Easy9 MCB, 40 A, 3-pole, C-curve

MPNEZ9F53340

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Schneider Electric Easy9 EZ9F53340 miniature circuit breaker, 3-pole, 40 A, C-curve, 400 V AC, 3 kA Icu, thermal-magnetic trip, IP20, tunnel terminals 1…35 mm² rigid/flexible, clip-on mounting.

$11.56Ref. price · indicative, final on quote

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Schneider Electric EZ9F53340 datasheet (PDF)

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

EZ9F53340 — Identification
Parameter	Value
Product / component type	Miniature circuit-breaker
Product range	Easy9
Device application	Distribution

EZ9F53340 — Electrical
Parameter	Value
Network type (AC/DC)	AC
Rated current [In]	40 A
Rated operational voltage [Ue]	400 V AC 50/60 Hz
Rated insulation voltage [Ui]	500 V AC 50/60 Hz conforming to SANS 60947-2
Rated impulse withstand voltage [Uimp]	4 kV conforming to SANS 60947-2
Network frequency	50/60 Hz
Magnetic tripping limit	8.5 x In +/- 20 %

EZ9F53340 — Protection & Performance
Parameter	Value
Breaking capacity	3 kA Icu at 400 V AC 50/60 Hz conforming to SANS 60947-2
Rated service breaking capacity [Ics]	3 kA 100 % x Icu at 400 V AC 50/60 Hz conforming to SANS 60947-2
Trip unit technology	Thermal-magnetic
Suitability for isolation	Yes conforming to SANS 60947-2
Utilisation category	Category A
Mechanical durability	10000 cycles
Electrical durability	4000 cycles
Local signalling	Without
Contact position indicator	Yes

EZ9F53340 — Mechanical
Parameter	Value
Connections / terminals	Tunnel type terminal (top or bottom) 1...35 mm² rigid Tunnel type terminal (top or bottom) 1...35 mm² flexible
Device short name	Easy9 MCB
Control type	Toggle
Mounting mode	Clip-on
Mounting support	DIN rail
Usable 9 mm pitches	6
Width	54 mm
Height	81 mm
Depth	66.5 mm
Colour	Grey (RAL 7035)

EZ9F53340 — Environmental
Parameter	Value
IP degree of protection	IP20 conforming to IEC 60529
Pollution degree	2
Operating ambient air temperature	-5...60 °C
Storage ambient air temperature	-40...85 °C

EZ9F53340 — Approvals
Parameter	Value
Standards	SANS 60947-2

EZ9F53340 — Specifications
Parameter	Value
Curve code	C
Number of protected poles	3

Product details

Overview

The EZ9F53340 is a Schneider Easy9 miniature circuit breaker rated 40 A on a C-curve, 3-pole, for 400 V AC distribution. It breaks 3 kA Icu per SANS 60947-2 and carries a thermal-magnetic trip unit with magnetic tripping at 8.5 x In ±20%.