BEI SENSORS / SENSATA OPTICAL INCREMENTAL ENCODER (Part Number: 01039-1981)
Enhance your automation and control systems with the BEI SENSORS / SENSATA Optical Incremental Encoder, model 01039-1981. Designed for rugged industrial environments, this encoder offers high resolution and reliable performance for various applications including machine control, process automation, robotics, agricultural machinery, textile equipment, food processing, and metering.
Product Features
Compact and rugged design conforming to NEMA 4 and 13 standards, providing excellent protection against dust, water, and harsh conditions
High resolution capability up to 4096 cycles per turn, suitable for precise position feedback
Optical incremental output with 2 channels in quadrature and optional index signal
Multiple shaft options including hollow, hub, and thru-shaft with shaft diameters from 1/4” to 3/8” and metric versions
Heavy-duty bearings and EMI shielding for durability and noise immunity
Extended temperature range (0°C to 70°C) with optional extended testing
Maximum rotational speed of 8,000 RPM
Protection against reverse voltage, overvoltage, and output short circuits
Mechanical Specifications
Shaft Diameter
1/4” thru 3/8” and metric versions
Flats On Shaft
0.75” long X 0.03” deep
Shaft Loading
Up to 40 lbs. axial and 40 lbs. radial
Shaft Runout
.001 T.I.R. maximum
Starting Torque at 25°C
1.0 in-oz maximum without shaft seal; 2.5 in-oz with shaft seal; 4.0 in-oz thru-shaft
Bearings
52100 bearing steel
Shaft Material
303 stainless steel
Maximum RPM
8,000 RPM
Weight
9 oz. typical
Electrical Specifications
Output Format
2 channels in quadrature, 1/2 cycle index gated with negative B channel as standard
Cycles per Shaft Turn
1 to 4096 (see resolution table; contact BEI for resolutions above 1024)
Supply Voltage
5 to 28 VDC
Current Requirements
100 mA typical + output load, up to 250 mA max
Frequency Response
100 KHz (up to 1024 cpt); 400 KHz with interpolation option
Protection Level
Reverse, overvoltage, and output short circuit
Environmental Specifications
Enclosure Rating
NEMA 4 & 13 (IP66) when ordered with shaft seal and cable gland
Operating Temperature
0°C to 70°C; extended temperature options available
Shock
50 g’s at 11 msec duration
Vibration
5 to 2000 Hz @ 20 g’s
Humidity
98% RH without condensation
Dimensions
Dimensions are provided in inches. Refer to the datasheet for detailed measurements.
Incremental Output Terminations
Connector Style
Pinouts
M14
PIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)
M16
PIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)
Resolutions
Connector
Resolution (cycles per turn)
M18
Up to 4096 (see resolution table; contact factory for options)
Product Details
Part Number: 01039-1981
Manufacturer: BEI SENSORS / SENSATA
Country of Origin: MX
Unit of Measure: EA
ECCN: EAR99
Package Type: Not specified
For detailed specifications and electrical options, 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":10074106298685,"title":"01039-1981","handle":"01039-1981","description":"\u003ch3\u003eBEI SENSORS \/ SENSATA OPTICAL INCREMENTAL ENCODER (Part Number: 01039-1981)\u003c\/h3\u003e\n\u003cp\u003eEnhance your automation and control systems with the BEI SENSORS \/ SENSATA Optical Incremental Encoder, model 01039-1981. Designed for rugged industrial environments, this encoder offers high resolution and reliable performance for various applications including machine control, process automation, robotics, agricultural machinery, textile equipment, food processing, and metering.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompact and rugged design conforming to NEMA 4 and 13 standards, providing excellent protection against dust, water, and harsh conditions\u003c\/li\u003e\n \u003cli\u003eHigh resolution capability up to 4096 cycles per turn, suitable for precise position feedback\u003c\/li\u003e\n \u003cli\u003eOptical incremental output with 2 channels in quadrature and optional index signal\u003c\/li\u003e\n \u003cli\u003eMultiple shaft options including hollow, hub, and thru-shaft with shaft diameters from 1\/4” to 3\/8” and metric versions\u003c\/li\u003e\n \u003cli\u003eHeavy-duty bearings and EMI shielding for durability and noise immunity\u003c\/li\u003e\n \u003cli\u003eExtended temperature range (0°C to 70°C) with optional extended testing\u003c\/li\u003e\n \u003cli\u003eMaximum rotational speed of 8,000 RPM\u003c\/li\u003e\n \u003cli\u003eProtection against reverse voltage, overvoltage, and output short circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Diameter\u003c\/th\u003e\n \u003ctd\u003e1\/4” thru 3\/8” and metric versions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFlats On Shaft\u003c\/th\u003e\n \u003ctd\u003e0.75” long X 0.03” deep\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Loading\u003c\/th\u003e\n \u003ctd\u003eUp to 40 lbs. axial and 40 lbs. radial\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Runout\u003c\/th\u003e\n \u003ctd\u003e.001 T.I.R. maximum\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eStarting Torque at 25°C\u003c\/th\u003e\n \u003ctd\u003e1.0 in-oz maximum without shaft seal; 2.5 in-oz with shaft seal; 4.0 in-oz thru-shaft\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBearings\u003c\/th\u003e\n \u003ctd\u003e52100 bearing steel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Material\u003c\/th\u003e\n \u003ctd\u003e303 stainless steel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMaximum RPM\u003c\/th\u003e\n \u003ctd\u003e8,000 RPM\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eWeight\u003c\/th\u003e\n \u003ctd\u003e9 oz. typical\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eOutput Format\u003c\/th\u003e\n \u003ctd\u003e2 channels in quadrature, 1\/2 cycle index gated with negative B channel as standard\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCycles per Shaft Turn\u003c\/th\u003e\n \u003ctd\u003e1 to 4096 (see resolution table; contact BEI for resolutions above 1024)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eSupply Voltage\u003c\/th\u003e\n \u003ctd\u003e5 to 28 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCurrent Requirements\u003c\/th\u003e\n \u003ctd\u003e100 mA typical + output load, up to 250 mA max\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFrequency Response\u003c\/th\u003e\n \u003ctd\u003e100 KHz (up to 1024 cpt); 400 KHz with interpolation option\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eProtection Level\u003c\/th\u003e\n \u003ctd\u003eReverse, overvoltage, and output short circuit\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eEnclosure Rating\u003c\/th\u003e\n \u003ctd\u003eNEMA 4 \u0026amp; 13 (IP66) when ordered with shaft seal and cable gland\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e0°C to 70°C; extended temperature options available\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShock\u003c\/th\u003e\n \u003ctd\u003e50 g’s at 11 msec duration\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eVibration\u003c\/th\u003e\n \u003ctd\u003e5 to 2000 Hz @ 20 g’s\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eHumidity\u003c\/th\u003e\n \u003ctd\u003e98% RH without condensation\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cp\u003eDimensions are provided in inches. Refer to the datasheet for detailed measurements.\u003c\/p\u003e\n\u003ch3\u003eIncremental Output Terminations\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eConnector Style\u003c\/th\u003e\n \u003cth\u003ePinouts\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM14\u003c\/td\u003e\n \u003ctd\u003ePIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM16\u003c\/td\u003e\n \u003ctd\u003ePIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eResolutions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eConnector\u003c\/th\u003e\n \u003cth\u003eResolution (cycles per turn)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM18\u003c\/td\u003e\n \u003ctd\u003eUp to 4096 (see resolution table; contact factory for options)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: 01039-1981\u003c\/li\u003e\n \u003cli\u003eManufacturer: BEI SENSORS \/ SENSATA\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and electrical options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-bei\/bei-01039-1981.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e","published_at":"2025-09-20T14:49:49+05:30","created_at":"2025-09-20T14:49:49+05:30","vendor":"Waldom Electonics","type":"Encoders","tags":["WLDM"],"price":7856169,"price_min":7856169,"price_max":7856169,"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":50763300864317,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"01039-1981","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"01039-1981","public_title":null,"options":["Default Title"],"price":7856169,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"01039-1981","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/50936140.jpg?v=1758359989"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50936140.jpg?v=1758359989","options":["Title"],"media":[{"alt":null,"id":46513893048637,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50936140.jpg?v=1758359989"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/50936140.jpg?v=1758359989","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eBEI SENSORS \/ SENSATA OPTICAL INCREMENTAL ENCODER (Part Number: 01039-1981)\u003c\/h3\u003e\n\u003cp\u003eEnhance your automation and control systems with the BEI SENSORS \/ SENSATA Optical Incremental Encoder, model 01039-1981. Designed for rugged industrial environments, this encoder offers high resolution and reliable performance for various applications including machine control, process automation, robotics, agricultural machinery, textile equipment, food processing, and metering.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCompact and rugged design conforming to NEMA 4 and 13 standards, providing excellent protection against dust, water, and harsh conditions\u003c\/li\u003e\n \u003cli\u003eHigh resolution capability up to 4096 cycles per turn, suitable for precise position feedback\u003c\/li\u003e\n \u003cli\u003eOptical incremental output with 2 channels in quadrature and optional index signal\u003c\/li\u003e\n \u003cli\u003eMultiple shaft options including hollow, hub, and thru-shaft with shaft diameters from 1\/4” to 3\/8” and metric versions\u003c\/li\u003e\n \u003cli\u003eHeavy-duty bearings and EMI shielding for durability and noise immunity\u003c\/li\u003e\n \u003cli\u003eExtended temperature range (0°C to 70°C) with optional extended testing\u003c\/li\u003e\n \u003cli\u003eMaximum rotational speed of 8,000 RPM\u003c\/li\u003e\n \u003cli\u003eProtection against reverse voltage, overvoltage, and output short circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Diameter\u003c\/th\u003e\n \u003ctd\u003e1\/4” thru 3\/8” and metric versions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFlats On Shaft\u003c\/th\u003e\n \u003ctd\u003e0.75” long X 0.03” deep\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Loading\u003c\/th\u003e\n \u003ctd\u003eUp to 40 lbs. axial and 40 lbs. radial\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Runout\u003c\/th\u003e\n \u003ctd\u003e.001 T.I.R. maximum\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eStarting Torque at 25°C\u003c\/th\u003e\n \u003ctd\u003e1.0 in-oz maximum without shaft seal; 2.5 in-oz with shaft seal; 4.0 in-oz thru-shaft\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBearings\u003c\/th\u003e\n \u003ctd\u003e52100 bearing steel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShaft Material\u003c\/th\u003e\n \u003ctd\u003e303 stainless steel\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMaximum RPM\u003c\/th\u003e\n \u003ctd\u003e8,000 RPM\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eWeight\u003c\/th\u003e\n \u003ctd\u003e9 oz. typical\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eOutput Format\u003c\/th\u003e\n \u003ctd\u003e2 channels in quadrature, 1\/2 cycle index gated with negative B channel as standard\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCycles per Shaft Turn\u003c\/th\u003e\n \u003ctd\u003e1 to 4096 (see resolution table; contact BEI for resolutions above 1024)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eSupply Voltage\u003c\/th\u003e\n \u003ctd\u003e5 to 28 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eCurrent Requirements\u003c\/th\u003e\n \u003ctd\u003e100 mA typical + output load, up to 250 mA max\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFrequency Response\u003c\/th\u003e\n \u003ctd\u003e100 KHz (up to 1024 cpt); 400 KHz with interpolation option\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eProtection Level\u003c\/th\u003e\n \u003ctd\u003eReverse, overvoltage, and output short circuit\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eEnclosure Rating\u003c\/th\u003e\n \u003ctd\u003eNEMA 4 \u0026amp; 13 (IP66) when ordered with shaft seal and cable gland\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e0°C to 70°C; extended temperature options available\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eShock\u003c\/th\u003e\n \u003ctd\u003e50 g’s at 11 msec duration\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eVibration\u003c\/th\u003e\n \u003ctd\u003e5 to 2000 Hz @ 20 g’s\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eHumidity\u003c\/th\u003e\n \u003ctd\u003e98% RH without condensation\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cp\u003eDimensions are provided in inches. Refer to the datasheet for detailed measurements.\u003c\/p\u003e\n\u003ch3\u003eIncremental Output Terminations\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eConnector Style\u003c\/th\u003e\n \u003cth\u003ePinouts\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM14\u003c\/td\u003e\n \u003ctd\u003ePIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM16\u003c\/td\u003e\n \u003ctd\u003ePIN A: A, PIN B: B, PIN Z: Z, +V: Power, 0V: Common, Case Ground (CG)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eResolutions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eConnector\u003c\/th\u003e\n \u003cth\u003eResolution (cycles per turn)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eM18\u003c\/td\u003e\n \u003ctd\u003eUp to 4096 (see resolution table; contact factory for options)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: 01039-1981\u003c\/li\u003e\n \u003cli\u003eManufacturer: BEI SENSORS \/ SENSATA\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: MX\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and electrical options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-bei\/bei-01039-1981.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Datasheet was not processed, please search the internet for the part number for more details.\u003c\/p\u003e"}
Using this with SIM SIM8262E-M2 with Airtel 5g sim. Working seamlessly and getting download speed upto 450 mbps and upload speed upto 60 mbps. But with jio sim only 4g is working.
