CARLO GAVAZZI RM1A40D25 SSR RELAY SPST-NO 25A 24-265V
Enhance your industrial automation systems with the CARLO GAVAZZI RM1A40D25 Solid State Relay, designed for reliable switching of resistive, inductive, and capacitive loads. This high-performance relay features advanced technology and robust construction, making it suitable for demanding industrial applications.
Part Number: RM1A40D25
Manufacturer: CARLO GAVAZZI
Country of Origin: CN
Unit of Measure: EA
ECCN: EAR99
Package Type: BLK
RoHS Compliant: Yes
Product Type: Relays
Product Category: Solid State Relays - Industrial Mount
Industrial, 1-phase zero switching (RM1A) or instant-on switching (RM1B) AC solid state relay
Direct copper bonding (DCB) technology for reliable performance
LED indicator for control status
Built-in varistor for transient protection
IP20 protection cover with clip-on design
Self-lifting terminals for easy wiring
Housing free of moulding mass for durability
Control voltage options: 3-32 VDC and 20-280 VAC/22-48 VDC
Operational ratings: up to 100 AAC rms and 600 VAC rms
Blocking voltage: up to 1400V
Opto-isolation: > 4000 VAC rms
Technical Specifications
Switching Mode
Rated Operational Voltage
Control Voltage
Rated Operational Current
Zero Switching (ZC) / Instant-on (IO)
230VAC rms / 400VAC rms / 480VAC rms / 600VAC rms
3-32 VDC / 20-280 VAC / 22-48 VDC
25A, 50A, 75A, 100A (depending on model)
Selection Guide
Rated Voltage
Blocking Voltage
Control Voltage
Part Number Example
230VAC rms
650V p
4-32 VDC
RM1A23D25, RM1A23A25, etc.
400VAC rms
800V p
4-32 VDC
RM1A40D25, RM1A40A25, etc.
480VAC rms
1200V p
4-32 VDC
RM1A48D25, RM1A48A25, etc.
600VAC rms
1400V p
4-32 VDC
RM1A60D25, RM1A60A25, etc.
Dimensions & Connection
All dimensions are in millimeters. Mounting screws are M5 with a torque of 1.5-2.0 Nm. Connection terminals include L1, T1, A1, and A2 with specified stripping lengths and aperture sizes for secure wiring.
Additional Information
UL endurance testing: 6,000 cycles
Suitable for motor ratings per UL508
Electromagnetic Compatibility: Designed to meet EMC standards with optional mains filters
Housing and connection specifications ensure safe and reliable operation in industrial environments
For more detailed technical information, please refer to the datasheet.
Note: The datasheet URL provided is the primary source for detailed specifications and application guidelines.
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{"id":10026335273277,"title":"RM1A40D25","handle":"rm1a40d25","description":"\u003ch3\u003eCARLO GAVAZZI RM1A40D25 SSR RELAY SPST-NO 25A 24-265V\u003c\/h3\u003e\n\u003cp\u003eEnhance your industrial automation systems with the CARLO GAVAZZI RM1A40D25 Solid State Relay, designed for reliable switching of resistive, inductive, and capacitive loads. This high-performance relay features advanced technology and robust construction, making it suitable for demanding industrial applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e RM1A40D25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e CARLO GAVAZZI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Solid State Relays - Industrial Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/RM1A.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial, 1-phase zero switching (RM1A) or instant-on switching (RM1B) AC solid state relay\u003c\/li\u003e\n\u003cli\u003eDirect copper bonding (DCB) technology for reliable performance\u003c\/li\u003e\n\u003cli\u003eLED indicator for control status\u003c\/li\u003e\n\u003cli\u003eBuilt-in varistor for transient protection\u003c\/li\u003e\n\u003cli\u003eIP20 protection cover with clip-on design\u003c\/li\u003e\n\u003cli\u003eSelf-lifting terminals for easy wiring\u003c\/li\u003e\n\u003cli\u003eHousing free of moulding mass for durability\u003c\/li\u003e\n\u003cli\u003eControl voltage options: 3-32 VDC and 20-280 VAC\/22-48 VDC\u003c\/li\u003e\n\u003cli\u003eOperational ratings: up to 100 AAC rms and 600 VAC rms\u003c\/li\u003e\n\u003cli\u003eBlocking voltage: up to 1400V\u003c\/li\u003e\n\u003cli\u003eOpto-isolation: \u0026gt; 4000 VAC rms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSwitching Mode\u003c\/th\u003e\n\u003cth\u003eRated Operational Voltage\u003c\/th\u003e\n\u003cth\u003eControl Voltage\u003c\/th\u003e\n\u003cth\u003eRated Operational Current\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZero Switching (ZC) \/ Instant-on (IO)\u003c\/td\u003e\n\u003ctd\u003e230VAC rms \/ 400VAC rms \/ 480VAC rms \/ 600VAC rms\u003c\/td\u003e\n\u003ctd\u003e3-32 VDC \/ 20-280 VAC \/ 22-48 VDC\u003c\/td\u003e\n\u003ctd\u003e25A, 50A, 75A, 100A (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSelection Guide\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eRated Voltage\u003c\/th\u003e\n\u003cth\u003eBlocking Voltage\u003c\/th\u003e\n\u003cth\u003eControl Voltage\u003c\/th\u003e\n\u003cth\u003ePart Number Example\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e230VAC rms\u003c\/td\u003e\n\u003ctd\u003e650V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A23D25, RM1A23A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e400VAC rms\u003c\/td\u003e\n\u003ctd\u003e800V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A40D25, RM1A40A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e480VAC rms\u003c\/td\u003e\n\u003ctd\u003e1200V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A48D25, RM1A48A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e600VAC rms\u003c\/td\u003e\n\u003ctd\u003e1400V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A60D25, RM1A60A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Connection\u003c\/h3\u003e\n\u003cp\u003eAll dimensions are in millimeters. Mounting screws are M5 with a torque of 1.5-2.0 Nm. Connection terminals include L1, T1, A1, and A2 with specified stripping lengths and aperture sizes for secure wiring.\u003c\/p\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL endurance testing: 6,000 cycles\u003c\/li\u003e\n\u003cli\u003eSuitable for motor ratings per UL508\u003c\/li\u003e\n\u003cli\u003eElectromagnetic Compatibility: Designed to meet EMC standards with optional mains filters\u003c\/li\u003e\n\u003cli\u003eHousing and connection specifications ensure safe and reliable operation in industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed technical information, please refer to the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/RM1A.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: The datasheet URL provided is the primary source for detailed specifications and application guidelines.\u003c\/p\u003e","published_at":"2025-08-15T06:16:31+05:30","created_at":"2025-08-15T06:16:32+05:30","vendor":"Waldom Electonics","type":"Relays","tags":["25A","265V","CARLO","IMPORT_CSV","IMPORT_PT2","Industrial","Relay","Solid","SSR","WLDM"],"price":716654,"price_min":716654,"price_max":716654,"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":50622077010237,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"RM1A40D25","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"RM1A40D25","public_title":null,"options":["Default Title"],"price":716654,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"RM1A40D25","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/11060575.png?v=1755218792"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060575.png?v=1755218792","options":["Title"],"media":[{"alt":null,"id":45846940483901,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060575.png?v=1755218792"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/11060575.png?v=1755218792","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eCARLO GAVAZZI RM1A40D25 SSR RELAY SPST-NO 25A 24-265V\u003c\/h3\u003e\n\u003cp\u003eEnhance your industrial automation systems with the CARLO GAVAZZI RM1A40D25 Solid State Relay, designed for reliable switching of resistive, inductive, and capacitive loads. This high-performance relay features advanced technology and robust construction, making it suitable for demanding industrial applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e RM1A40D25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e CARLO GAVAZZI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Solid State Relays - Industrial Mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/RM1A.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial, 1-phase zero switching (RM1A) or instant-on switching (RM1B) AC solid state relay\u003c\/li\u003e\n\u003cli\u003eDirect copper bonding (DCB) technology for reliable performance\u003c\/li\u003e\n\u003cli\u003eLED indicator for control status\u003c\/li\u003e\n\u003cli\u003eBuilt-in varistor for transient protection\u003c\/li\u003e\n\u003cli\u003eIP20 protection cover with clip-on design\u003c\/li\u003e\n\u003cli\u003eSelf-lifting terminals for easy wiring\u003c\/li\u003e\n\u003cli\u003eHousing free of moulding mass for durability\u003c\/li\u003e\n\u003cli\u003eControl voltage options: 3-32 VDC and 20-280 VAC\/22-48 VDC\u003c\/li\u003e\n\u003cli\u003eOperational ratings: up to 100 AAC rms and 600 VAC rms\u003c\/li\u003e\n\u003cli\u003eBlocking voltage: up to 1400V\u003c\/li\u003e\n\u003cli\u003eOpto-isolation: \u0026gt; 4000 VAC rms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSwitching Mode\u003c\/th\u003e\n\u003cth\u003eRated Operational Voltage\u003c\/th\u003e\n\u003cth\u003eControl Voltage\u003c\/th\u003e\n\u003cth\u003eRated Operational Current\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZero Switching (ZC) \/ Instant-on (IO)\u003c\/td\u003e\n\u003ctd\u003e230VAC rms \/ 400VAC rms \/ 480VAC rms \/ 600VAC rms\u003c\/td\u003e\n\u003ctd\u003e3-32 VDC \/ 20-280 VAC \/ 22-48 VDC\u003c\/td\u003e\n\u003ctd\u003e25A, 50A, 75A, 100A (depending on model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSelection Guide\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eRated Voltage\u003c\/th\u003e\n\u003cth\u003eBlocking Voltage\u003c\/th\u003e\n\u003cth\u003eControl Voltage\u003c\/th\u003e\n\u003cth\u003ePart Number Example\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e230VAC rms\u003c\/td\u003e\n\u003ctd\u003e650V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A23D25, RM1A23A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e400VAC rms\u003c\/td\u003e\n\u003ctd\u003e800V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A40D25, RM1A40A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e480VAC rms\u003c\/td\u003e\n\u003ctd\u003e1200V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A48D25, RM1A48A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e600VAC rms\u003c\/td\u003e\n\u003ctd\u003e1400V p\u003c\/td\u003e\n\u003ctd\u003e4-32 VDC\u003c\/td\u003e\n\u003ctd\u003eRM1A60D25, RM1A60A25, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Connection\u003c\/h3\u003e\n\u003cp\u003eAll dimensions are in millimeters. Mounting screws are M5 with a torque of 1.5-2.0 Nm. Connection terminals include L1, T1, A1, and A2 with specified stripping lengths and aperture sizes for secure wiring.\u003c\/p\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL endurance testing: 6,000 cycles\u003c\/li\u003e\n\u003cli\u003eSuitable for motor ratings per UL508\u003c\/li\u003e\n\u003cli\u003eElectromagnetic Compatibility: Designed to meet EMC standards with optional mains filters\u003c\/li\u003e\n\u003cli\u003eHousing and connection specifications ensure safe and reliable operation in industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed technical information, please refer to the \u003ca href=\"https:\/\/gavazziautomation.com\/images\/PIM\/DATASHEET\/ENG\/RM1A.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: The datasheet URL provided is the primary source for detailed specifications and application guidelines.\u003c\/p\u003e"}
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.
