The OMRON D3M 0103M is a high-quality snap acting/limit switch designed for precise and reliable operation in various electronic applications. Manufactured in Japan, this SPST (Single Pole Single Throw) momentary switch supports a maximum current of 0.1A at 30VDC, ensuring safe and efficient performance. It is RoHS compliant, making it an environmentally friendly choice for modern electronic systems.
Product Features
Compact subminiature design with same mounting pitch as OMRON SS series switches
Easy wiring with quick-connect terminals and horizontal terminal layout for space-saving installation
External actuator mounts in two directions for versatile mounting options
Multiple actuator options including pin plunger, hinge lever, hinge roller lever, and simulated roller lever
Contact material: Gold alloy for reliable switching
Contact gap: 0.5 mm (standard value)
Rated for resistive loads up to 30 VDC at 0.1 A
UL (UL1054) and CSA (CSA C22.2 No.55) safety standards approved
Durable with high mechanical and electrical operation ratings
Specifications
Contact
Specification
Material
Gold alloy
Gap
0.5 mm (standard value)
Inrush current
1 A max.
Minimum applicable load
5 VDC, 1 mA
Rated voltage
30 VDC
Rated current
0.1 A
Mechanical and Electrical Characteristics
Characteristic
Value
Operating speed
0.1 mm to 1 m/s
Mechanical durability
400,000 operations min.
Electrical durability
200,000 operations min.
Insulation resistance
100 MΩ min. at 500 VDC
Contact resistance (initial)
100 mΩ max.
Dielectric strength
Between terminals of same polarity: 1,000 VAC 50/60 Hz for 1 min
Vibration resistance
Malfunction at 1.5 mm double amplitude, 55 Hz
Shock resistance
Durability: 1,000 m/s²; Malfunction: 300 m/s²
Operating temperature
-5°C to 85°C (no condensation)
Operating humidity
Up to 80% (at 5°C to 35°C)
Mounting and Dimensions
Includes mounting holes of 2-2.4 mm diameter or M2.3 screw holes, with a mounting pitch of 9.5 ±0.1 mm.
Please refer to "Common Precautions" for correct use. Confirm equipment functions and safety before application. Consult your OMRON representative for conditions outside the specified parameters. The datasheet was not processed; please search the internet for the part number for more details.
{"id":10025936585021,"title":"D3M 0103M","handle":"d3m-0103m","description":"\u003ch3\u003eOMRON ELECTRONIC COMPONENTS D3M 0103M Limit Switch - SPST Momentary\u003c\/h3\u003e\n\n\u003cp\u003eThe OMRON D3M 0103M is a high-quality snap acting\/limit switch designed for precise and reliable operation in various electronic applications. Manufactured in Japan, this SPST (Single Pole Single Throw) momentary switch supports a maximum current of 0.1A at 30VDC, ensuring safe and efficient performance. It is RoHS compliant, making it an environmentally friendly choice for modern electronic systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompact subminiature design with same mounting pitch as OMRON SS series switches\u003c\/li\u003e\n \u003cli\u003eEasy wiring with quick-connect terminals and horizontal terminal layout for space-saving installation\u003c\/li\u003e\n \u003cli\u003eExternal actuator mounts in two directions for versatile mounting options\u003c\/li\u003e\n \u003cli\u003eMultiple actuator options including pin plunger, hinge lever, hinge roller lever, and simulated roller lever\u003c\/li\u003e\n \u003cli\u003eContact material: Gold alloy for reliable switching\u003c\/li\u003e\n \u003cli\u003eContact gap: 0.5 mm (standard value)\u003c\/li\u003e\n \u003cli\u003eRated for resistive loads up to 30 VDC at 0.1 A\u003c\/li\u003e\n \u003cli\u003eUL (UL1054) and CSA (CSA C22.2 No.55) safety standards approved\u003c\/li\u003e\n \u003cli\u003eDurable with high mechanical and electrical operation ratings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eContact\u003c\/th\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMaterial\u003c\/td\u003e\n \u003ctd\u003eGold alloy\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eGap\u003c\/td\u003e\n \u003ctd\u003e0.5 mm (standard value)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInrush current\u003c\/td\u003e\n \u003ctd\u003e1 A max.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMinimum applicable load\u003c\/td\u003e\n \u003ctd\u003e5 VDC, 1 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated voltage\u003c\/td\u003e\n \u003ctd\u003e30 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated current\u003c\/td\u003e\n \u003ctd\u003e0.1 A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical and Electrical Characteristics\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCharacteristic\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating speed\u003c\/td\u003e\n \u003ctd\u003e0.1 mm to 1 m\/s\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMechanical durability\u003c\/td\u003e\n \u003ctd\u003e400,000 operations min.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eElectrical durability\u003c\/td\u003e\n \u003ctd\u003e200,000 operations min.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation resistance\u003c\/td\u003e\n \u003ctd\u003e100 MΩ min. at 500 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact resistance (initial)\u003c\/td\u003e\n \u003ctd\u003e100 mΩ max.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric strength\u003c\/td\u003e\n \u003ctd\u003eBetween terminals of same polarity: 1,000 VAC 50\/60 Hz for 1 min\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eVibration resistance\u003c\/td\u003e\n \u003ctd\u003eMalfunction at 1.5 mm double amplitude, 55 Hz\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eShock resistance\u003c\/td\u003e\n \u003ctd\u003eDurability: 1,000 m\/s²; Malfunction: 300 m\/s²\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating temperature\u003c\/td\u003e\n \u003ctd\u003e-5°C to 85°C (no condensation)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating humidity\u003c\/td\u003e\n \u003ctd\u003eUp to 80% (at 5°C to 35°C)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMounting and Dimensions\u003c\/h3\u003e\n\u003cp\u003eIncludes mounting holes of 2-2.4 mm diameter or M2.3 screw holes, with a mounting pitch of 9.5 ±0.1 mm.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOverall length\u003c\/td\u003e\n \u003ctd\u003e9.5 ±0.1\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWeight\u003c\/td\u003e\n \u003ctd\u003eApproximately 2g (pin plunger models)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: D3M 0103M\u003c\/li\u003e\n \u003cli\u003eManufacturer: OMRON ELECTRONIC COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Japan (JP)\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-om\/om-d3m-0103m.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDisclaimers\u003c\/h3\u003e\n\u003cp\u003ePlease refer to \"Common Precautions\" for correct use. Confirm equipment functions and safety before application. Consult your OMRON representative for conditions outside the specified parameters. The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T23:25:03+05:30","created_at":"2025-08-14T23:25:03+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["1A","IMPORT_CSV","Limit","OMRON-ELE","SPST","Switch","WLDM"],"price":19264,"price_min":19264,"price_max":19264,"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":50620921282877,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"D3M 0103M","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"D3M 0103M","public_title":null,"options":["Default Title"],"price":19264,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"D3M 0103M","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/50149633.jpg?v=1755194106"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50149633.jpg?v=1755194106","options":["Title"],"media":[{"alt":null,"id":45842615697725,"position":1,"preview_image":{"aspect_ratio":1.0,"height":640,"width":640,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50149633.jpg?v=1755194106"},"aspect_ratio":1.0,"height":640,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50149633.jpg?v=1755194106","width":640}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOMRON ELECTRONIC COMPONENTS D3M 0103M Limit Switch - SPST Momentary\u003c\/h3\u003e\n\n\u003cp\u003eThe OMRON D3M 0103M is a high-quality snap acting\/limit switch designed for precise and reliable operation in various electronic applications. Manufactured in Japan, this SPST (Single Pole Single Throw) momentary switch supports a maximum current of 0.1A at 30VDC, ensuring safe and efficient performance. It is RoHS compliant, making it an environmentally friendly choice for modern electronic systems.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompact subminiature design with same mounting pitch as OMRON SS series switches\u003c\/li\u003e\n \u003cli\u003eEasy wiring with quick-connect terminals and horizontal terminal layout for space-saving installation\u003c\/li\u003e\n \u003cli\u003eExternal actuator mounts in two directions for versatile mounting options\u003c\/li\u003e\n \u003cli\u003eMultiple actuator options including pin plunger, hinge lever, hinge roller lever, and simulated roller lever\u003c\/li\u003e\n \u003cli\u003eContact material: Gold alloy for reliable switching\u003c\/li\u003e\n \u003cli\u003eContact gap: 0.5 mm (standard value)\u003c\/li\u003e\n \u003cli\u003eRated for resistive loads up to 30 VDC at 0.1 A\u003c\/li\u003e\n \u003cli\u003eUL (UL1054) and CSA (CSA C22.2 No.55) safety standards approved\u003c\/li\u003e\n \u003cli\u003eDurable with high mechanical and electrical operation ratings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eContact\u003c\/th\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMaterial\u003c\/td\u003e\n \u003ctd\u003eGold alloy\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eGap\u003c\/td\u003e\n \u003ctd\u003e0.5 mm (standard value)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInrush current\u003c\/td\u003e\n \u003ctd\u003e1 A max.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMinimum applicable load\u003c\/td\u003e\n \u003ctd\u003e5 VDC, 1 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated voltage\u003c\/td\u003e\n \u003ctd\u003e30 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRated current\u003c\/td\u003e\n \u003ctd\u003e0.1 A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical and Electrical Characteristics\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCharacteristic\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating speed\u003c\/td\u003e\n \u003ctd\u003e0.1 mm to 1 m\/s\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMechanical durability\u003c\/td\u003e\n \u003ctd\u003e400,000 operations min.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eElectrical durability\u003c\/td\u003e\n \u003ctd\u003e200,000 operations min.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation resistance\u003c\/td\u003e\n \u003ctd\u003e100 MΩ min. at 500 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact resistance (initial)\u003c\/td\u003e\n \u003ctd\u003e100 mΩ max.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric strength\u003c\/td\u003e\n \u003ctd\u003eBetween terminals of same polarity: 1,000 VAC 50\/60 Hz for 1 min\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eVibration resistance\u003c\/td\u003e\n \u003ctd\u003eMalfunction at 1.5 mm double amplitude, 55 Hz\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eShock resistance\u003c\/td\u003e\n \u003ctd\u003eDurability: 1,000 m\/s²; Malfunction: 300 m\/s²\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating temperature\u003c\/td\u003e\n \u003ctd\u003e-5°C to 85°C (no condensation)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOperating humidity\u003c\/td\u003e\n \u003ctd\u003eUp to 80% (at 5°C to 35°C)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMounting and Dimensions\u003c\/h3\u003e\n\u003cp\u003eIncludes mounting holes of 2-2.4 mm diameter or M2.3 screw holes, with a mounting pitch of 9.5 ±0.1 mm.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eOverall length\u003c\/td\u003e\n \u003ctd\u003e9.5 ±0.1\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWeight\u003c\/td\u003e\n \u003ctd\u003eApproximately 2g (pin plunger models)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: D3M 0103M\u003c\/li\u003e\n \u003cli\u003eManufacturer: OMRON ELECTRONIC COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: Japan (JP)\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-om\/om-d3m-0103m.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDisclaimers\u003c\/h3\u003e\n\u003cp\u003ePlease refer to \"Common Precautions\" for correct use. Confirm equipment functions and safety before application. Consult your OMRON representative for conditions outside the specified parameters. The datasheet was not processed; please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
