CARLO GAVAZZI RA4825HA12 SSR RELAY SPST-NO 25A 42-530V
Introducing the CARLO GAVAZZI RA4825HA12 Solid State Relay, a high-performance optoelectronic component designed for industrial automation and control applications. This SPST-NO (Single Pole Single Throw - Normally Open) relay offers reliable switching with zero crossing technology, making it ideal for resistive, inductive, and capacitive loads.
Product Features
Type: AC Solid State Relay with zero switching for minimal electrical noise
Rated operational current: 25 AACrms
Blocking voltage: Up to 1200 Vp
Rated operational voltage: Up to 480 VACrms
Control voltage options: 3 to 32 VDC, 10 to 90 VAC/DC, 90 to 280 VAC/DC
Isolation: OPTO (input-output) 4000 VACrms
Package Type: Black (BLK)
Compliance: RoHS certified
ECCN: EAR99
UOM: Each (EA)
Technical Specifications
Blocking Voltage
Up to 1200 Vp
Rated Operational Voltage
Up to 480 VACrms
Rated Operational Current
25 AACrms
Input Control Voltage
3-32 VDC, 10-90 VAC/DC, 90-280 VAC/DC
Isolation
OPTO (input-output) 4000 VACrms
Dimensions & Connection
All dimensions are in millimeters. The relay features a robust design with direct copper bonding technology for optimal heat transfer and high thermal fatigue strength. Connection diagrams and heatsink specifications are available to ensure proper thermal management during operation.
Applications
This relay is suitable for use in environments exposed to high surge conditions. Proper heatsinking and electrical connections are essential for reliable performance at high currents. Designed for applications requiring numerous load cycles, it ensures durability and consistent operation.
Additional Information
For detailed thermal characteristics, heatsink options, and application guidelines, please refer to the Heatsink Selector Tool and the Datasheet.
Part Number: RA4825HA12
Manufacturer: CARLO GAVAZZI
Country of Origin: MT
Package Type: BLK
UOM: EA
ECCN: EAR99
Datasheet: Download Datasheet
Note: The specifications are subject to change without notice. Please verify with the datasheet or contact the manufacturer for the most current information.
Unfortunately I havent tested the 5G, Only difficult part was connecting antennas. But everything is good, by default it runs on Qualcom's QMI mode, Had to switch to MBIM and it works good with Windows. Planning to run with OpenWRT soon.
{"id":10023220183357,"title":"RA4825HA12","handle":"ra4825ha12","description":"\u003ch3\u003eCARLO GAVAZZI RA4825HA12 SSR RELAY SPST-NO 25A 42-530V\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the CARLO GAVAZZI RA4825HA12 Solid State Relay, a high-performance optoelectronic component designed for industrial automation and control applications. This SPST-NO (Single Pole Single Throw - Normally Open) relay offers reliable switching with zero crossing technology, making it ideal for resistive, inductive, and capacitive loads.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eType: AC Solid State Relay with zero switching for minimal electrical noise\u003c\/li\u003e\n \u003cli\u003eRated operational current: 25 AACrms\u003c\/li\u003e\n \u003cli\u003eBlocking voltage: Up to 1200 Vp\u003c\/li\u003e\n \u003cli\u003eRated operational voltage: Up to 480 VACrms\u003c\/li\u003e\n \u003cli\u003eControl voltage options: 3 to 32 VDC, 10 to 90 VAC\/DC, 90 to 280 VAC\/DC\u003c\/li\u003e\n \u003cli\u003eIsolation: OPTO (input-output) 4000 VACrms\u003c\/li\u003e\n \u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n \u003cli\u003eCompliance: RoHS certified\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eBlocking Voltage\u003c\/th\u003e\n \u003ctd\u003eUp to 1200 Vp\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Operational Voltage\u003c\/th\u003e\n \u003ctd\u003eUp to 480 VACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Operational Current\u003c\/th\u003e\n \u003ctd\u003e25 AACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInput Control Voltage\u003c\/th\u003e\n \u003ctd\u003e3-32 VDC, 10-90 VAC\/DC, 90-280 VAC\/DC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eIsolation\u003c\/th\u003e\n \u003ctd\u003eOPTO (input-output) 4000 VACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Connection\u003c\/h3\u003e\n\u003cp\u003eAll dimensions are in millimeters. The relay features a robust design with direct copper bonding technology for optimal heat transfer and high thermal fatigue strength. Connection diagrams and heatsink specifications are available to ensure proper thermal management during operation.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThis relay is suitable for use in environments exposed to high surge conditions. Proper heatsinking and electrical connections are essential for reliable performance at high currents. Designed for applications requiring numerous load cycles, it ensures durability and consistent operation.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed thermal characteristics, heatsink options, and application guidelines, please refer to the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_Accessories.pdf\" target=\"_blank\"\u003eHeatsink Selector Tool\u003c\/a\u003e and the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_RA.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003ePart Number: RA4825HA12\u003cbr\u003e\nManufacturer: CARLO GAVAZZI\u003cbr\u003e\nCountry of Origin: MT\u003cbr\u003e\nPackage Type: BLK\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_RA.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: The specifications are subject to change without notice. Please verify with the datasheet or contact the manufacturer for the most current information.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-13T20:36:26+05:30","created_at":"2025-08-13T20:36:27+05:30","vendor":"Waldom Electonics","type":"Optoelectronics","tags":["25A","530V","CARLO","IMPORT_CSV","Optoelectronics","Relay","Solid","SSR","WLDM"],"price":802026,"price_min":802026,"price_max":802026,"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":50616050352445,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"RA4825HA12","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"RA4825HA12","public_title":null,"options":["Default Title"],"price":802026,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"RA4825HA12","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/11060264.png?v=1755097590"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060264.png?v=1755097590","options":["Title"],"media":[{"alt":null,"id":45821402022205,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060264.png?v=1755097590"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060264.png?v=1755097590","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eCARLO GAVAZZI RA4825HA12 SSR RELAY SPST-NO 25A 42-530V\u003c\/h3\u003e\n\n\u003cp\u003eIntroducing the CARLO GAVAZZI RA4825HA12 Solid State Relay, a high-performance optoelectronic component designed for industrial automation and control applications. This SPST-NO (Single Pole Single Throw - Normally Open) relay offers reliable switching with zero crossing technology, making it ideal for resistive, inductive, and capacitive loads.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eType: AC Solid State Relay with zero switching for minimal electrical noise\u003c\/li\u003e\n \u003cli\u003eRated operational current: 25 AACrms\u003c\/li\u003e\n \u003cli\u003eBlocking voltage: Up to 1200 Vp\u003c\/li\u003e\n \u003cli\u003eRated operational voltage: Up to 480 VACrms\u003c\/li\u003e\n \u003cli\u003eControl voltage options: 3 to 32 VDC, 10 to 90 VAC\/DC, 90 to 280 VAC\/DC\u003c\/li\u003e\n \u003cli\u003eIsolation: OPTO (input-output) 4000 VACrms\u003c\/li\u003e\n \u003cli\u003ePackage Type: Black (BLK)\u003c\/li\u003e\n \u003cli\u003eCompliance: RoHS certified\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eUOM: Each (EA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eBlocking Voltage\u003c\/th\u003e\n \u003ctd\u003eUp to 1200 Vp\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Operational Voltage\u003c\/th\u003e\n \u003ctd\u003eUp to 480 VACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eRated Operational Current\u003c\/th\u003e\n \u003ctd\u003e25 AACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInput Control Voltage\u003c\/th\u003e\n \u003ctd\u003e3-32 VDC, 10-90 VAC\/DC, 90-280 VAC\/DC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eIsolation\u003c\/th\u003e\n \u003ctd\u003eOPTO (input-output) 4000 VACrms\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Connection\u003c\/h3\u003e\n\u003cp\u003eAll dimensions are in millimeters. The relay features a robust design with direct copper bonding technology for optimal heat transfer and high thermal fatigue strength. Connection diagrams and heatsink specifications are available to ensure proper thermal management during operation.\u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThis relay is suitable for use in environments exposed to high surge conditions. Proper heatsinking and electrical connections are essential for reliable performance at high currents. Designed for applications requiring numerous load cycles, it ensures durability and consistent operation.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed thermal characteristics, heatsink options, and application guidelines, please refer to the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_Accessories.pdf\" target=\"_blank\"\u003eHeatsink Selector Tool\u003c\/a\u003e and the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_RA.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003ePart Number: RA4825HA12\u003cbr\u003e\nManufacturer: CARLO GAVAZZI\u003cbr\u003e\nCountry of Origin: MT\u003cbr\u003e\nPackage Type: BLK\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/SSR_RA.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: The specifications are subject to change without notice. Please verify with the datasheet or contact the manufacturer for the most current information.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
