Image not available
Illustrative purposes only
4410.9014
CIRCUIT BREAKERS
⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.
- Manufacturer: SCHURTER
- Product type: Thermal Magnetic Circuit Breakers
- SVHC: No SVHC (25-Jun-2025)
| Delivery and price | |
|---|---|
| Units per pack | 100 |
| Price | 29.45 € |
| Current stock | 10+ |
| Lead time | 30 days |
Datasheet
**Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM Circuit Breaker for Equipment thermal with Metal Actuator T12-MSM Blue ring illumination T12-MSM Non-illuminated See below: ## **Approvals and Compliances** ## **Description** ## **Applications** - Power supplies - Thermal circuit breaker - Metal switch non-illuminated and illuminated - 1-pole - Quick connect terminals 6.3 x 0.8 mm / screw terminals - Uninterruptible power supply - Power tools - Household appliances ## **References** Component 1: circuit breakers Component 2: metal switch Component 3: Coupler ## **Weblinks** pdf data sheet, html datasheet, General Product Information, DistributorStock-Check, Detailed request for product, Product News |**Technical Data**|||| |---|---|---|---| |Rated Voltage AC|AC 240 VAC|Overload|IEC: min. 40 trips| |Rated Voltage DC|28 VDC||@ 6 x Ir, cosφ0.6| |Rated current range AC|0.05-15/16 A|UL / CSA: min. 50 trips|| |Conditional short circuit capa-|IEC 60934: PC1, AC 240 V: 1 kA||@ 1.5 x Ir, cosφ0.75| |city Inc||Allowable Operation Temp.|-5°C to 60°C| |Dielectric Strength|50 Hz: > 1.5 kV|Vibration Resistance|± 0.75 mm @ 5 - 60 Hz| ||Impulse 1.2/50μs: > 2.5 kV||acc. to IEC 60068-2-6, test Fc| |Insulation Resistance|500 VDC > 100 MΩ||7 G @ 60 - 500 Hz| |Endurance typical|2 x Ir: 5000 switching cycles<br>Reset type<br>AC : 2 x Ir , cosφ0.6 :|Shock Resistance|acc. to IEC 60068-2-6, test Fc<br>60 G / 18 ms<br>acc. to IEC 60068-2-27, test Ea| ||DC : 2 x Ir , L/R = 2 - 3 ms :|Tripping Type|Thermal| ||50 switching cycles|Actuation Type|Manual ON/OFF| ||Manual ON/OFF type|Shock Protection|IK07| ||AC : 2 x Ir , cosφ0.6 :|Tightening Torque Stainless|12 Nm for thread M19, 16 Nm for M22| |||Steel Nut|| ||DC : 2 x Ir , L/R = 2 - 3 ms :|Salt Spray Test (acc. to DIN|24 h / 48 h / 96 h Residence Time| ||5000 switching cycles|50021-SS)|| |||Supply Voltage|24 VDC Ring Illumination without series| ||||resistor Point Illumination| |||Weight|ca. 45 g| ## **Approvals and Compliances** Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about Approvals SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER. Circuit Breakers **1** **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM ## **Product standards** Product standards that are referenced **Organization Design Standard Description** Designed according to IEC 60934 Circuit-breakers for equipment (CBE) Designed according to UL 1077 Standard for Supplementary Protectors for Use in Electrical Equipment Designed according to GB 17701 Circuit-breaker for equipment ## **Application standards** Application standards where the product can be used **Organization Design Standard Description** Suitable for applications acc. IEC/UL 62368-1 Audio/video, information and communication technology equipment - Part 1: Safety requirements **Compliances** The product complies with following Guide Lines **Identification Details Initiator Description** CE declaration of conformity SCHURTER AG The CE marking declares that the product complies with the applicable requirements laid down in the harmonisation of Community legislation on its affixing in accordance with EU Regulation 765/2008. UK UKCA declaration of conformity SCHURTER AG The UKCA marking declares that the product complies with the applicable cA requirements laid down in the British Amendment of Regulation (EC) 765/2008. RoHS SCHURTER AG Directive RoHS 2011/65/EU, Amendment (EU) 2015/863 ®@ China RoHS SCHURTER AG The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March 2007. It is similar to the EU directive RoHS. REACH SCHURTER AG On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as "REACH") entered into force. ## **Compliances** The product complies with following Guide Lines **Dimension [mm]** T12 MSM 19 **==> picture [194 x 243] intentionally omitted <==** **----- Start of picture text -----**<br> ø 22<br>ø 15.5 M19 x 0.75<br>a Ltt<br>_— [|||<br>1)<br>15.5<br>1 2<br>3<br>0.8 6.3<br>31 11.5<br>i<br>1.8<br>max. 10 1.7<br>17.8<br>76.65<br>ø 24<br>**----- End of picture text -----**<br> 1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm **2** | SSCHURTER | Circuit Breakers **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM T12 MSM 22 **==> picture [193 x 257] intentionally omitted <==** **----- Start of picture text -----**<br> ø 25<br>ø 17.7 M22 x 1<br>1)<br>15.5<br>1 2<br>3<br>0.8 6.3<br>31 11.5<br>1.8<br>max. 9 1.7<br>17.8<br>76.65<br>**----- End of picture text -----**<br> 1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm T12 MSM 22 screw version **==> picture [193 x 258] intentionally omitted <==** **----- Start of picture text -----**<br> ø 25<br>ø 17.7 M22 x 1<br>1)<br>15.5<br>1 2<br>3<br>M4<br>31 11.5<br>1.8<br>max. 9 1.7<br>17.8<br>82.55<br>**----- End of picture text -----**<br> 1) only among MSM PI / RI quick connect terminal 2.8x0.5 mm Circuit Breakers **3** **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM MSM 19 LA ST / MSM 19 LA RI MSM 19 LA LE / MSM 19 LA PI / MSM 22 LA ST / MSM 22 LA RI MSM 22 LA LE / MSM 22 LA PI / MSM 19 LA RI optional MSM 22 LA RI optional Drilling diagram Drilling diagram Drilling diagram Drilling diagram **[nicht konfiguriert]: element_name:MSM_beleuchtet_Punktbeleuchtung: id:168861** Point Illu- ## mination **==> picture [275 x 63] intentionally omitted <==** **----- Start of picture text -----**<br> |||||| |---|---|---|---|---| |Operating Data|Forward Cur-|Forward Vol-|Forward Vol-|Forward Vol-| |LED red|30 mA|1,9 VDC|3,0 VDC| |LED green|30 mA|2,1 VDC|3,0 VDC| |LED blue|20 mA|3,7 VDC|4,5 VDC| |Attention: Switches| **----- End of picture text -----**<br> ## **Recommendation of series resistors for point illumination** Circuit Breakers **4** **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM ## **Typical internal resistance per pole** **==> picture [172 x 236] intentionally omitted <==** **----- Start of picture text -----**<br> Rated Current [A] Internal Resistance [ Ω ]<br>0.05 225.000<br>0.50 3.300<br>1.00 0.880<br>2.00 0.267<br>3.00 0.128<br>4.00 0.073<br>5.00 0.040<br>6.00 0.031<br>7.00 0.018<br>8.00 0.018<br>9.00 0.010<br>10.00 0.0087<br>11.00 0.0087<br>12.00 0.0087<br>13.00 0.0087<br>14.00 0.0070<br>15.00 0.0070<br>16.00 0.0055<br>**----- End of picture text -----**<br> ## **Effect of ambient temperature** The units are calibrated for an ambient temperature of +23°C. To determine the rated current for a lower or higher ambient temperature, use a correction factor (typical value) from the table below: **==> picture [314 x 112] intentionally omitted <==** **----- Start of picture text -----**<br> Ambient Temperature [°C] Correction factor<br>-5 0.87<br>0 0.90<br>10 0.95<br>23 1.00<br>30 1.05<br>40 1.12<br>50 1.20<br>60 1.30<br>**----- End of picture text -----**<br> Example: Rated current = 5 A, Environmental temperature = 50 °C, --> Correction factor = 1.2, Resulting current = 6.0 A ## **Marking** **==> picture [229 x 58] intentionally omitted <==** **----- Start of picture text -----**<br> The three digits are part of the ordner number key<br>000 No Lettering<br>001-100 Standard Lettering<br>101- Customized Lettering<br>**----- End of picture text -----**<br> Lettering options see on Datasheet MSM LA 22 Circuit Breakers **5** **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM ## **Time-Current-Curves** **==> picture [201 x 268] intentionally omitted <==** **----- Start of picture text -----**<br> [ min ] [ sec ]<br>10'000<br>< 7,0 A<br>60 > 7,0 A<br>30 2´000<br>20<br>1´000<br>10<br>500<br>5<br>200<br>100<br>1<br>50<br>20<br>10<br>5<br>2<br>1<br>0,5<br>0,3<br>0,2<br>0,1<br>1,05 1,32 2 3 4 5 8 10<br>Multiple of Rated Current In<br>Ambient temperature +23°<br>Time in Seconds<br>**----- End of picture text -----**<br> ## **Variants** **==> picture [455 x 279] intentionally omitted <==** **----- Start of picture text -----**<br> Circuit Breakers Momentary Action Order Number<br>Switches<br>Type Rated cur- Connection type Type Illumination<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 non-illuminated 4410.9001<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 non-illuminated 4410.9002<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 non-illuminated 4410.9003<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 non-illuminated 4410.9004<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 Point Illumination, blue 4410.9005<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 Point Illumination, blue 4410.9006<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 Point Illumination, blue 4410.9007<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 Point Illumination, blue 4410.9008<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 Ring Illumination, blue, 24 VDC 4410.9009<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 19 Ring Illumination, blue, 24 VDC 4410.9010<br>T12-221-10 10A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 Ring Illumination, blue, 24 VDC 4410.9011<br>T12-221-16 16A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 Ring Illumination, blue, 24 VDC 4410.9012<br>T12-222-10 10A Bolts and nuts MSM LA 22 non-illuminated 4410.9017<br>T12-222-16 16A Bolts and nuts MSM LA 22 non-illuminated 4410.9018<br>T12-221-15 15A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 non-illuminated 4410.9019<br>T12-221-15 15A Quick connect terminals 6.3 x 0.8 mm MSM LA 22 Ring Illumination, blue, 24 VDC 4410.9021<br>**----- End of picture text -----**<br> Coupler is included Availability for all products can be searched real-time: https://www.schurter.com/en/info-center/support-tools/stock-check-distributors Circuit Breakers **6** **Thermal (T- and TA-Line)** https://www.schurter.com /PG17_20 T12-MSM ## **Packaging Unit** **==> picture [28 x 6] intentionally omitted <==** **----- Start of picture text -----**<br> 10 Pcs<br>**----- End of picture text -----**<br> - Actuating elements in ESD safe packaging - Screw nuts and sealing rings in a bag (enclosd in the box) - Circuit breaker in a bag (enclosed in the box) The specifications, descriptions and illustrations indicated in this document are based on current ~~information. All content is subject to modifications and amendments. Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability and test each product selected for their own applications.~~ Circuit Breakers **7**
Updated at June 9, 2026
SCHURTER is a globally recognized innovator and manufacturer of high-quality electronic components, specializing in products that ensure a safe and clean supply of power. With a strong reputation in the electronics and PCB assembly industries, the company delivers reliable solutions engineered to protect critical circuits, streamline device operation, and optimize electrical performance across diverse applications. The core of our SCHURTER portfolio revolves around comprehensive circuit protection. We carry an extensive selection of standard and resettable fuses, accompanied by robust fuse holders, to safeguard sensitive electronics against overcurrent conditions. Furthermore, our offering features high-performance thermal circuit breakers and associated accessories, providing dependable protection and rapid reset capabilities for demanding industrial and commercial environments. Beyond fundamental circuit protection, SCHURTER excels in electromagnetic compatibility (EMC) and RFI suppression technologies. Our range includes precision-engineered power line filters and common mode chokes designed to mitigate electromagnetic interference and ensure signal integrity. Accompanied by specialized components such as AC/DC LED power supplies, SCHURTER provides the meticulous engineering and durability necessary for modern, high-reliability electronic design.
About Novapart
Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.
Learn more →Stock Shortage Specialist
When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.
Request a quote →Compliant Alternatives
We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.
BOM Analysis service →