{"product_id":"15by-worm-gear-stepper-motor-2-phase-4-wire-dc-5v","title":"15BY Worm Gear Stepper Motor| 2-Phase 4-Wire DC 5V","description":"\u003ch3\u003eGW12T-15BY Stepper Motor Kit, with Flange Coupler + Reciprocating Driver\u003c\/h3\u003e\n\u003ch3\u003e1:1030 High Torque Worm Gear Stepper Motor, DC 5V, with Optional Housing Driver\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nThe \u003cstrong\u003eCHW-GW12T-15BY miniature worm gear stepper motor\u003c\/strong\u003e is a compact, high-precision 2-phase 4-wire motor designed for applications requiring high torque, low speed, and controlled motion. It features a self-locking worm gear design, multiple gear ratios, and optional reciprocating function drivers for versatile integration.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Locking Worm Gear Design\u003c\/strong\u003e: Provides inherent holding torque and prevents back-driving, ideal for vertical load applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Gear Ratios\u003c\/strong\u003e: Choose from 1:42, 1:118, 1:236, 1:302, 1:603 (plate type), or 1:1030 to optimize speed and torque for your project.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Stepper Control\u003c\/strong\u003e: 2-phase 4-wire bipolar drive with an 18° step angle, compatible with common stepper drivers (e.g., L6219) and optional reciprocating function drivers for automated back-and-forth motion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable\u003c\/strong\u003e: 3mm D-shaped output shaft (8mm length), lightweight design (approx. 18g), and robust construction for long service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Voltage Range\u003c\/strong\u003e: Supports DC 5-12V operation, with recommended drive currents for different voltage levels (0.07-0.25A).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eSpecifications (CHW-GW12T-15BY)\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eModel: CHW-GW12T-15BY\u003c\/li\u003e\n\u003cli\u003eBrand: ChiHai Motor\u003c\/li\u003e\n\u003cli\u003eRated Voltage: DC 5V (supports 5-12V)\u003c\/li\u003e\n\u003cli\u003eMotor Type: 2-Phase 4-Wire Bipolar Stepper Motor\u003c\/li\u003e\n\u003cli\u003ePhase Resistance: 30±7% Ω\/Phase\u003c\/li\u003e\n\u003cli\u003ePhase Inductance: 9.5 mH\/Phase\u003c\/li\u003e\n\u003cli\u003eStep Angle: 18°\/Step\u003c\/li\u003e\n\u003cli\u003eGear Ratios: 1:42, 1:118, 1:236, 1:302, 1:603, 1:1030\u003c\/li\u003e\n\u003cli\u003eOutput Shaft: 3mm D-shaped shaft, 8mm length\u003c\/li\u003e\n\u003cli\u003eWeight: Approx. 18g\u003c\/li\u003e\n\u003cli\u003eHolding Torque: 0.25-3.0 kgf·cm (varies by gear ratio)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -0 ~ +55℃\u003c\/li\u003e\n\u003cli\u003eInsulation Class: Class E\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eAvailable Configurations\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eMotor Only\u003c\/li\u003e\n\u003cli\u003eMotor + New Reciprocating Function Driver\u003c\/li\u003e\n\u003cli\u003eMotor + New Reciprocating Function Driver with Housing\u003c\/li\u003e\n\u003cli\u003eMotor + Flange Coupler\u003c\/li\u003e\n\u003cli\u003eMotor + Flange Coupler + New Reciprocating Function Driver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nPerfect for smart robots, smart furniture, camera focus systems, miniature pan-tilts, smart selfie sticks, and other projects requiring controlled, high-torque motion.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eImportant Notes\u003c\/strong\u003e: For long continuous operation, monitor motor temperature rise and implement cooling measures if necessary to prevent overheating.\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch3\u003eDATA SHEET\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eAttribute\u003c\/th\u003e\n\u003cth align=\"left\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eWorm Gear Stepper Motor \/ Miniature Stepper Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eModel\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCHW-GW12T-15BY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eBrand\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eChiHai Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eDC 5V (5-12V compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eMotor Type\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e2-Phase 4-Wire Bipolar Stepper Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003ePhase Resistance\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e30±7% Ω\/Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eStep Angle\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e18°\/Step\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eGear Ratios\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e1:42, 1:118, 1:236, 1:302, 1:603, 1:1030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eOutput Shaft\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e3mm D-shaped shaft, 8mm length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eWeight\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eApprox. 18g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eCompatible Drivers\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eL6219, Reciprocating Function Drivers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003eApplications\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eSmart Robots, Smart Furniture, Camera Focus Systems, Miniature Pan-Tilts, Smart Selfie Sticks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"electrical center b2c","offers":[{"title":"Single Stepper Motor \/ 1:42","offer_id":50211505176769,"sku":"Single Stepper Motor \/ 1:42","price":101.0,"currency_code":"AED","in_stock":true},{"title":"Single Stepper Motor \/ 0.123611111","offer_id":50267906441409,"sku":"Single Stepper Motor \/ 1:118","price":101.0,"currency_code":"AED","in_stock":false},{"title":"Single Stepper Motor \/ 0.205555556","offer_id":50267906474177,"sku":"Single Stepper Motor \/ 1:236","price":101.0,"currency_code":"AED","in_stock":false},{"title":"Single Stepper Motor \/ 0.251388889","offer_id":50267906506945,"sku":"Single Stepper Motor \/ 1:302","price":101.0,"currency_code":"AED","in_stock":false},{"title":"Single Stepper Motor \/ 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