Enhance your circuit protection with the reliable and compact hydraulic magnetic circuit breaker from the 209 Series, manufactured by Airpax / Sensata. Designed for versatile applications, this circuit breaker combines power switching with precise, dependable protection suitable for various electrical systems.
Hydraulic-magnetic circuit protection utilizing the 209 family’s proven design for high reliability and minimal nuisance tripping.
Available in single or multi-pole configurations with terminal styles tailored to your application needs.
Designed to withstand high pulses without tripping, ensuring consistent performance under demanding conditions.
Inrush current protection with inertial delay, adjustable or removable, suitable for applications with ferroresonant transformers, lamps, and capacitive filters.
UL Standard 489 compliance for general purpose applications.
Technical Specifications
Number of Poles
Dimensions “A” (in inches)
Maximum Dimensions “A” (mm)
1
1.026 ± 0.010
26.06 ± 0.27
2
2.072
52.63
3
3.108
78.94
4
4.144
105.26
5
5.180
131.57
6
6.216
157.89
Physical and Connection Details
Front connected solderless connector or back mounted stud terminal options available.
Terminal styles include 10-32 studs, 1/4-20 studs, and screw terminals, with various current ratings up to 50A.
Optional 3.0 mm ISO threaded connections.
Application and Usage
This circuit breaker is ideal for branch circuit applications such as EDP, air conditioners, panel boards, and lighting controls. Its hydraulic-magnetic design ensures reliable operation across a wide range of environmental conditions, with minimal nuisance trips and high pulse withstand capability.
For detailed specifications and application guidance, please refer to the datasheet.
Note: Datasheet was not processed, please search the internet for the part number for more details.
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{"id":10024956657981,"title":"209-1-1-61-4-8-25","handle":"209-1-1-61-4-8-25","description":"\u003ch3\u003eAirpax \/ Sensata CIR BRKR HYDMAG (Part Number: 209-1-1-61-4-8-25)\u003c\/h3\u003e\n\u003cp\u003eEnhance your circuit protection with the reliable and compact hydraulic magnetic circuit breaker from the 209 Series, manufactured by \u003cstrong\u003eAirpax \/ Sensata\u003c\/strong\u003e. Designed for versatile applications, this circuit breaker combines power switching with precise, dependable protection suitable for various electrical systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Circuit Protection | Circuit Breakers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 209-1-1-61-4-8-25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e AIRPAX \/ SENSATA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MY (Malaysia)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Black (BLK)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-ai\/209.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydraulic-magnetic circuit protection utilizing the 209 family’s proven design for high reliability and minimal nuisance tripping.\u003c\/li\u003e\n\u003cli\u003eAvailable in single or multi-pole configurations with terminal styles tailored to your application needs.\u003c\/li\u003e\n\u003cli\u003eDesigned to withstand high pulses without tripping, ensuring consistent performance under demanding conditions.\u003c\/li\u003e\n\u003cli\u003eInrush current protection with inertial delay, adjustable or removable, suitable for applications with ferroresonant transformers, lamps, and capacitive filters.\u003c\/li\u003e\n\u003cli\u003eUL Standard 489 compliance for general purpose applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of Poles\u003c\/th\u003e\n\u003cth\u003eDimensions “A” (in inches)\u003c\/th\u003e\n\u003cth\u003eMaximum Dimensions “A” (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1.026 ± 0.010\u003c\/td\u003e\n\u003ctd\u003e26.06 ± 0.27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e2.072\u003c\/td\u003e\n\u003ctd\u003e52.63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e3.108\u003c\/td\u003e\n\u003ctd\u003e78.94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e4.144\u003c\/td\u003e\n\u003ctd\u003e105.26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e5.180\u003c\/td\u003e\n\u003ctd\u003e131.57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e6.216\u003c\/td\u003e\n\u003ctd\u003e157.89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical and Connection Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFront connected solderless connector or back mounted stud terminal options available.\u003c\/li\u003e\n\u003cli\u003eTerminal styles include 10-32 studs, 1\/4-20 studs, and screw terminals, with various current ratings up to 50A.\u003c\/li\u003e\n\u003cli\u003eOptional 3.0 mm ISO threaded connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication and Usage\u003c\/h3\u003e\n\u003cp\u003eThis circuit breaker is ideal for branch circuit applications such as EDP, air conditioners, panel boards, and lighting controls. Its hydraulic-magnetic design ensures reliable operation across a wide range of environmental conditions, with minimal nuisance trips and high pulse withstand capability.\u003c\/p\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-ai\/209.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T14:53:14+05:30","created_at":"2025-08-14T14:53:14+05:30","vendor":"Waldom Electonics","type":"Circuit Protection","tags":["AIRPA-SENS","CIR","Circuit","IMPORT_CSV","WLDM"],"price":1217522,"price_min":1217522,"price_max":1217522,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50619272266045,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"209-1-1-61-4-8-25","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"209-1-1-61-4-8-25","public_title":null,"options":["Default Title"],"price":1217522,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"209-1-1-61-4-8-25","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/10050044.jpg?v=1755163396"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10050044.jpg?v=1755163396","options":["Title"],"media":[{"alt":null,"id":45834497982781,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10050044.jpg?v=1755163396"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/10050044.jpg?v=1755163396","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eAirpax \/ Sensata CIR BRKR HYDMAG (Part Number: 209-1-1-61-4-8-25)\u003c\/h3\u003e\n\u003cp\u003eEnhance your circuit protection with the reliable and compact hydraulic magnetic circuit breaker from the 209 Series, manufactured by \u003cstrong\u003eAirpax \/ Sensata\u003c\/strong\u003e. Designed for versatile applications, this circuit breaker combines power switching with precise, dependable protection suitable for various electrical systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Circuit Protection | Circuit Breakers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 209-1-1-61-4-8-25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e AIRPAX \/ SENSATA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e MY (Malaysia)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Black (BLK)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-ai\/209.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydraulic-magnetic circuit protection utilizing the 209 family’s proven design for high reliability and minimal nuisance tripping.\u003c\/li\u003e\n\u003cli\u003eAvailable in single or multi-pole configurations with terminal styles tailored to your application needs.\u003c\/li\u003e\n\u003cli\u003eDesigned to withstand high pulses without tripping, ensuring consistent performance under demanding conditions.\u003c\/li\u003e\n\u003cli\u003eInrush current protection with inertial delay, adjustable or removable, suitable for applications with ferroresonant transformers, lamps, and capacitive filters.\u003c\/li\u003e\n\u003cli\u003eUL Standard 489 compliance for general purpose applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of Poles\u003c\/th\u003e\n\u003cth\u003eDimensions “A” (in inches)\u003c\/th\u003e\n\u003cth\u003eMaximum Dimensions “A” (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1.026 ± 0.010\u003c\/td\u003e\n\u003ctd\u003e26.06 ± 0.27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e2.072\u003c\/td\u003e\n\u003ctd\u003e52.63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e3.108\u003c\/td\u003e\n\u003ctd\u003e78.94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e4.144\u003c\/td\u003e\n\u003ctd\u003e105.26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e5.180\u003c\/td\u003e\n\u003ctd\u003e131.57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e6.216\u003c\/td\u003e\n\u003ctd\u003e157.89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePhysical and Connection Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFront connected solderless connector or back mounted stud terminal options available.\u003c\/li\u003e\n\u003cli\u003eTerminal styles include 10-32 studs, 1\/4-20 studs, and screw terminals, with various current ratings up to 50A.\u003c\/li\u003e\n\u003cli\u003eOptional 3.0 mm ISO threaded connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication and Usage\u003c\/h3\u003e\n\u003cp\u003eThis circuit breaker is ideal for branch circuit applications such as EDP, air conditioners, panel boards, and lighting controls. Its hydraulic-magnetic design ensures reliable operation across a wide range of environmental conditions, with minimal nuisance trips and high pulse withstand capability.\u003c\/p\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-ai\/209.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
