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SCHNEIDER M9F43103 D-Curve 1-Pole UL489 Miniature Circuit Breaker - D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SCHNEIDERD-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

SCHNEIDER M9F43103 D-Curve 1-Pole UL489 Miniature Circuit Breaker

The SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker (MPN M9F43103) is a 3 A, D-Curve, 1-Pole UL489 DIN Rail-Mount unit. It is rated for 240/415V AC and 60V DC, with a maximum AIR rating of 14kA at 120/240V AC. The…

SKU 3G-OTH-21783

Brand
SCHNEIDER
Item
M9F43103 D-Curve 1-Pole UL489 Miniature Circuit Breaker
Category
D-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SCHNEIDER
Manufacturer Part Number
M9F43103
Type
14kA at 120/240V AC, Screw Clamp
DC
60V
Max. AIR Rating
14kA at 120/240V AC
AC Voltage Rating
240/415V AC
DC Voltage Rating
60V DC
Terminal Connection
Screw Clamp

Technical Documents

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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker (MPN M9F43103) is a 3 A, D-Curve, 1-Pole UL489 DIN Rail-Mount unit. It is rated for 240/415V AC and 60V DC, with a maximum AIR rating of 14kA at 120/240V AC. The terminal connection is a screw clamp.

Frequently Asked Questions

What is the SCHNEIDER ELECTRIC M9F43103 miniature circuit breaker used for?

The SCHNEIDER ELECTRIC M9F43103 is a 3 A, D-Curve, 1-Pole UL489 miniature circuit breaker used for overcurrent protection in industrial control panels, HVAC equipment, and machinery. It is suitable for 240/415V AC and 60V DC circuits, with a 14kA interrupting rating at 120/240V AC.

What are the specifications of the SCHNEIDER ELECTRIC M9F43103 circuit breaker?

The SCHNEIDER ELECTRIC M9F43103 is a 3 A, D-Curve, 1-Pole UL489 DIN rail-mount miniature circuit breaker. It is rated for 240/415V AC and 60V DC, with a maximum AIR rating of 14kA at 120/240V AC. The terminal connection is a screw clamp.

Where to buy the SCHNEIDER ELECTRIC M9F43103 circuit breaker worldwide?

You can source the SCHNEIDER ELECTRIC M9F43103 circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the SCHNEIDER ELECTRIC M9F43103 miniature circuit breaker?

Install the SCHNEIDER ELECTRIC M9F43103 by snapping it onto a DIN rail. Ensure the circuit is de-energized. Connect wires using the screw clamp terminals, tightening to the manufacturer's recommended torque. Verify the D-Curve trip characteristic matches your load's inrush current.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER d-curve, 1-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This 1-pole miniature circuit breaker features a D-curve trip characteristic for overcurrent protection in circuits with high inrush currents. Rated 6A, 240/415V AC and 60V DC, with a maximum interrupting rating of 14kA at 120/240V AC. Terminal connection is screw clamp. Suitable for DIN rail mounting in industrial control panels, HVAC equipment, and lighting circuits
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This 1-pole miniature circuit breaker features a D-curve trip characteristic for overcurrent protection in circuits with high inrush currents. Rated 6A, 240/415V AC and 60V DC, with a maximum interrupting rating of 14kA at 120/240V AC. Terminal connection is screw clamp. Suitable for DIN rail mounting in industrial control panels, HVAC equipment, and lighting circuits
1 A, D-Curve, 1-pole miniature circuit breaker for overcurrent protection. Rated 240/415V AC and 60V DC with a maximum interrupting rating of 14kA at 120/240V AC. Screw clamp terminals. Suitable for branch circuit protection in industrial control panels, HVAC equipment, and DC power systems where high inrush loads occur
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1 A, D-Curve, 1-pole miniature circuit breaker for overcurrent protection. Rated 240/415V AC and 60V DC with a maximum interrupting rating of 14kA at 120/240V AC. Screw clamp terminals. Suitable for branch circuit protection in industrial control panels, HVAC equipment, and DC power systems where high inrush loads occur
D-Curve, 1-Pole UL489 DIN rail-mount miniature circuit breaker rated 35 A. Provides overcurrent and short-circuit protection for branch circuits in industrial control panels and distribution boards. AC voltage rating 240/415 V AC, DC voltage rating 60 V DC, with 14 kA interrupting capacity at 120/240 V AC. Screw clamp terminals
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D-Curve, 1-Pole UL489 DIN rail-mount miniature circuit breaker rated 35 A. Provides overcurrent and short-circuit protection for branch circuits in industrial control panels and distribution boards. AC voltage rating 240/415 V AC, DC voltage rating 60 V DC, with 14 kA interrupting capacity at 120/240 V AC. Screw clamp terminals
This 40 A, D-Curve, 1-pole miniature circuit breaker is UL489 listed for DIN rail mounting. Rated for 240/415V AC and 60V DC with a maximum interrupting rating of 14kA at 120/240V AC. Screw clamp terminals. Used for overcurrent protection in panel boards and control cabinets
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This 40 A, D-Curve, 1-pole miniature circuit breaker is UL489 listed for DIN rail mounting. Rated for 240/415V AC and 60V DC with a maximum interrupting rating of 14kA at 120/240V AC. Screw clamp terminals. Used for overcurrent protection in panel boards and control cabinets
This 1-pole miniature circuit breaker features a D-curve trip characteristic for applications with high inrush currents, such as motor and transformer circuits. Rated 10A with AC voltage rating of 240/415V AC and DC voltage rating of 60V DC. Maximum AIR rating of 14kA at 120/240V AC. Screw clamp terminal connection. UL489 listed for branch circuit protection
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This 1-pole miniature circuit breaker features a D-curve trip characteristic for applications with high inrush currents, such as motor and transformer circuits. Rated 10A with AC voltage rating of 240/415V AC and DC voltage rating of 60V DC. Maximum AIR rating of 14kA at 120/240V AC. Screw clamp terminal connection. UL489 listed for branch circuit protection
This 1-pole miniature circuit breaker with C-curve trip characteristic is UL489 listed for branch circuit protection. Rated 3A, it provides overcurrent protection in AC systems up to 240/415V and DC systems up to 60V, with a maximum interrupting rating of 14kA at 120/240V AC. The screw clamp terminals facilitate secure wiring in DIN rail-mounted distribution boards and control panels
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This 1-pole miniature circuit breaker with C-curve trip characteristic is UL489 listed for branch circuit protection. Rated 3A, it provides overcurrent protection in AC systems up to 240/415V and DC systems up to 60V, with a maximum interrupting rating of 14kA at 120/240V AC. The screw clamp terminals facilitate secure wiring in DIN rail-mounted distribution boards and control panels

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D-Curve, 1-pole miniature circuit breaker rated 8 A, with AC voltage rating 240/415 V AC and DC voltage rating 60 V DC. Maximum interrupting rating 14 kA at 120/240 V AC. Screw clamp terminals. Suitable for overload and short-circuit protection in control panels and power distribution systems
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D-Curve, 1-pole miniature circuit breaker rated 8 A, with AC voltage rating 240/415 V AC and DC voltage rating 60 V DC. Maximum interrupting rating 14 kA at 120/240 V AC. Screw clamp terminals. Suitable for overload and short-circuit protection in control panels and power distribution systems
This SCHNEIDER miniature circuit breaker is a 20 A, D-Curve, 1-pole unit compliant with UL489 standards. It is rated for 240/415V AC and 60V DC, with a maximum AIR rating of 14kA at 120/240V AC. The D-Curve trip characteristic is suited for applications with high inrush currents, such as motor and transformer circuits. Terminal connection is via screw clamp
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This SCHNEIDER miniature circuit breaker is a 20 A, D-Curve, 1-pole unit compliant with UL489 standards. It is rated for 240/415V AC and 60V DC, with a maximum AIR rating of 14kA at 120/240V AC. The D-Curve trip characteristic is suited for applications with high inrush currents, such as motor and transformer circuits. Terminal connection is via screw clamp
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