Square D M9F-15120 Multi9 C60H...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$196.93
Square D M9F-15120 Multi9 C60H Series Miniature Circuit Breaker, 1-Pole

Square D M9F-15120 Multi9 C60H Series Miniature Circuit Breaker, 1-Pole

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Model: M9F15120

In Stock (leaves warehouse same day if ordered before 3pm ET)

$196.93
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Square D M9F-15120 Multi9 C60H Series Miniature Circuit Breaker, 1-Pole

The Square D Multi9 C60H Series Miniature Circuit Breaker (MCB) is a low-voltage protective device engineered for reliable circuit protection in commercial and industrial distribution systems. This 1-pole (1P) configuration is available in Motor FLA ratings of 15A and 20A, both built on a D tripping curve for high-inrush applications, delivering a rated short-circuit breaking capacity up to 3kA at 415V AC conforming to EN/IEC 60947-2. Designed for OEM control panel builders and end users alike, the Multi9 C60H combines dependable switching performance with a compact, modular DIN-rail form factor suited to panelboards and load centers.

Key Features

  • Amperage Range: Available in 15A and 20A line rated current options at 50 °C per EN/IEC 60947-2.
  • Poles & Curve: 1P (1 protected pole) with D tripping curve for high inrush motor and transformer applications.
  • Breaking Capacity: Rated short-circuit breaking capacity up to 3kA at 415V AC; Ics service breaking capacity of 7.5kA (50%) at 240V AC.
  • Operational Voltage (Ue): 415V AC between phases, 240V AC phase-to-neutral, 50/60 Hz.
  • Insulation & Impulse Withstand: Ui 500V AC; Uimp 6kV.
  • Degree of Protection: IP20 per IEC 60529, IP40 when installed in a modular enclosure.
  • Terminals: Tunnel type (top or bottom), accepts 1-25mm² rigid conductors, 2 N.m tightening torque.
  • Electrical Durability: Rated for 10000 operating cycles.

Certifications & Compliance

  • Conforms to EN/IEC 60947-2
  • CCC Certified
  • EAC Certified
  • Green Premium Product
  • Mercury Free
  • Toxic Heavy Metal Free
  • China ROHS In Scope

Technical Specifications

  • Configuration: 1 Pole
  • Motor FLA Options: 15A, 20A
  • Color: Gray
  • Local Signalling: ON/OFF indication
  • Network Type: AC
  • Contact Position Indicator: Yes
  • Serviceability: No
  • Toxic Heavy Metal Free: Yes
  • Sustainable Packaging: Yes
  • WEEE Product Category: 5
  • ROHS EUR In Scope: Yes

Typical Applications

  • Commercial and Industrial Electrical Distribution Panels
  • OEM Control Panel Building
  • Low-Voltage Power Distribution Systems
  • Panelboard and Load Center Circuit Protection
  • Motor and Transformer Circuit Protection Requiring a D Curve
  • Renovation and New Construction Electrical Installations

Why Square D?

Square D engineers the Multi9 C60H Series to EN/IEC 60947-2 standards, giving OEM panel builders and end users a dependable, code-compliant circuit protection solution across its 15A and 20A Motor FLA options. With Green Premium status, Mercury Free construction, and Toxic Heavy Metal Free materials, this 1-pole MCB supports both electrical reliability and environmental responsibility in professional installations.

Manufacturer Resources

Product Specs

Product Type:
Circuit Breaker
Series:
Multi9 C60H
Configuration:
1-Pole
Amperage Rating:
15A-20A
Voltage Rating:
415V
Standards:
EN/IEC 60947-2
Product Color:
Gray
Department:
Electrical
Product Group:
Circuit Protection
Product Subgroup:
Circuit Breakers

Square D M9F15120 – Frequently Asked Questions

1) Will the Square D Multi9 C60H 1-pole MCB work on a 120/240V North American panel?
No, not as a branch breaker in a standard North American load center. The Multi9 C60H is built to EN/IEC 60947-2 with an operational voltage of 415V AC between phases and 240V AC phase-to-neutral, 50/60 Hz, and it mounts on DIN rail rather than bussing into a residential-style panel. It is an IEC supplementary/industrial device for control panels and IEC distribution. For a bolt-on branch breaker in a 240V North American panel, the Eaton BAB Quicklag thermal-magnetic bolt-on breaker is the type to look at instead.
2) Why does this Multi9 C60H breaker use a D curve instead of a C curve?
The D tripping curve holds through high inrush. That is what you want ahead of motors and transformers, where the starting surge would trip a C curve breaker of the same amp rating. Both 1-pole options here, 15A and 20A, are D curve. If you are protecting general lighting or receptacle circuits with little inrush, a C curve device such as the ABB ST200M Series miniature breaker is the more usual choice.
3) Is 3kA interrupting capacity enough for my panel?
The Multi9 C60H 1-pole is rated for a short-circuit breaking capacity up to 3kA at 415V AC, with an Ics service breaking capacity of 7.5kA (50%) at 240V AC. Compare that against the available fault current at the point of installation. On a control panel fed through a transformer or downstream of an upstream device, 3kA is commonly adequate; on a main distribution bus with higher available fault current you need a molded case device instead, such as the ABB A2N Series or an Eaton Series C frame breaker.
4) What do I have to specify when ordering the Square D M9F-15120 Multi9 C60H?
One choice: the Motor FLA rating. The 1-pole D curve breaker comes as 15A (MPN M9F43315) or 20A (MPN M9F15120). Pole count, curve, and color (gray) are fixed.
5) What is the closest DIN-rail alternative to the Square D M9F-15120 Multi9 C60H 1-pole breaker?
The nearest DIN-rail miniature circuit breaker alternative is the ABB ST200M series miniature circuit breaker, which is a C-curve device listed to UL 1077. The Square D Multi9 C60H 1-pole is built on a D tripping curve for high-inrush motor and transformer loads and conforms to EN/IEC 60947-2. So the two differ on both the trip curve and the standard they are built to: choose the C60H where a D curve and an EN/IEC 60947-2 device is specified, and the ST200M where a C curve supplementary protector to UL 1077 is what the panel drawing calls for.
6) Can an Eaton BAB Quicklag breaker be used in place of a Square D Multi9 C60H 1-pole MCB?
They are not interchangeable mounting-wise. The Eaton BAB Quicklag is a bolt-on thermal-magnetic breaker designed to land on a panelboard interior, while the Square D Multi9 C60H is a modular DIN-rail miniature circuit breaker with tunnel-type terminals accepting 1 to 25 mm2 rigid conductors. If the enclosure is a DIN-rail control panel, the C60H is the right form factor; if you are filling a bolt-on panelboard, the BAB1010 style breaker is what the bus accepts.
7) I need three-phase protection instead of a single pole - what should I look at instead of the Square D M9F-15120?
The Square D Multi9 C60H covered by M9F-15120 is a 1-pole configuration only, in 15A and 20A motor FLA options. For a three-phase feeder you would move to a 3-pole device such as the ABB A2A150TT A2N series 3-pole molded case circuit breaker, the ABB XT4 3-pole molded case breaker kit, the ABB XT5 3-pole breaker kit, or the Eaton BAB-302 Quicklag three-pole thermal-magnetic breaker rated 240V. Note these are molded case or bolt-on panelboard breakers rather than DIN-rail modular MCBs, so confirm the mounting method your enclosure uses.
8) What wire size do the terminals on the Multi9 C60H take, and what is the tightening torque?
Tunnel type terminals, top or bottom feed, accept rigid conductors from 1 to 25 mm2, torqued to 2 N.m. The top-or-bottom capability means you can feed from either direction without a separate reversing kit.
9) Does the Multi9 C60H need extra enclosure protection, and can I tell at a glance if it is on or off?
The breaker is IP20 per IEC 60529 on its own, and reaches IP40 when installed in a modular enclosure, so it is meant to live behind a panel door, not out in the open. It carries ON/OFF local signalling with a contact position indicator, so you can read its state from the front without opening the device.
10) Does this Square D MCB meet green and RoHS procurement requirements?
The Multi9 C60H is a Green Premium product, mercury free and toxic heavy metal free, in scope for both RoHS EUR and China RoHS, with sustainable packaging and WEEE product category 5. It is also CCC and EAC certified. That covers most institutional and European-facing procurement checklists on materials content.
11) Will a Bussmann CBC or CBF circuit breaker work as a substitute for a Square D Multi9 C60H MCB?
No. The Bussmann CBC series is a Type I automotive circuit breaker rated 14VDC, and the CBF series is a Type II automotive breaker, both intended for low-voltage DC vehicle and equipment circuits. The Square D Multi9 C60H is an AC device with an operational voltage of 415V between phases and 240V phase-to-neutral at 50/60 Hz. They protect entirely different systems and cannot be swapped.
12) My application needs a much higher amperage than the Square D M9F-15120 - what is the alternative?
The Multi9 C60H in this 1-pole form is offered at 15A and 20A, with a short-circuit breaking capacity up to 3kA at 415V AC. For large feeder or mining duty at several hundred amps, look to a frame-type breaker such as the Eaton Series C K-frame mining circuit breaker, a 400A 3-pole unit with an interchangeable rating plug. That is a molded case product for main and feeder positions rather than a DIN-rail branch device.
13) How long will a Multi9 C60H last if it gets switched regularly, and can it be repaired?
Electrical durability is rated at 10,000 operating cycles. Serviceability is listed as no, so it is a replace-on-failure device, not one you rebuild. For an application where you switch the circuit daily as a disconnect, plan on the breaker as a consumable item within that cycle count.
14) What is the insulation and impulse withstand rating on the Multi9 C60H?
Rated insulation voltage (Ui) is 500V AC and impulse withstand (Uimp) is 6kV. Those figures matter when you are coordinating clearances and surge withstand in an IEC control panel design to 60947-2.
15) Does the Square D Multi9 C60H accept an undervoltage release like the Eaton NZM breakers do?
The Eaton 10250T item is an undervoltage release accessory for NZM series molded case circuit breakers, a trip accessory added to a molded case frame. The Square D Multi9 C60H 1-pole is a modular DIN-rail MCB whose published local signalling is ON/OFF indication with a contact position indicator, and it is specified as non-serviceable. If your control scheme depends on a remote undervoltage trip, an NZM molded case platform with that release is the path rather than the C60H.
How fast can I get the Square D M9F15120 delivered?
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Can I return it if it doesn’t work for me?
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Does the Square D M9F15120 come with a warranty?
Absolutely. The Square D M9F15120 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Square D M9F15120?
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