Name: OPB821
Brand: TT Electronics/Optek Technology
SKU: OPB821
Availability: InStock
Rating: 5 (171 reviews)

OPB821

For Reference Only

Part Number	OPB821
Manufacturer	TT Electronics/Optek Technology
Description	SENS OPTO SLOT 2.03MM TRANS C-MT
Datasheet	OPB821 Specifications
Package	Module, Pre-Wired
ECAD
In Stock	8,694 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 22 - May 27 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # OPB821 (Optical Sensors - Photointerrupters - Slot Type - Transistor Output) is manufactured by TT Electronics/Optek Technology and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For OPB821 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add OPB821 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of OPB821.

OPB821 Specifications

Manufacturer	TT Electronics/Optek Technology
Category	Sensors, Transducers - Optical Sensors - Photointerrupters - Slot Type - Transistor Output
Package	Module, Pre-Wired
ECAD
Series	-
Sensing Distance	0.080" (2.03mm)
Sensing Method	Transmissive
Output Configuration	Phototransistor
Current - DC Forward (If) (Max)	50mA
Current - Collector (Ic) (Max)	-
Voltage - Collector Emitter Breakdown (Max)	30V
Response Time	-
Operating Temperature	-40°C ~ 85°C
Mounting Type	Chassis Mount
Package / Case	Module, Pre-Wired

OPB821 Reviews

Mars***** Patla

April 5, 2023

★ ★ ★ ★ ★

very pleased with item, thank you.

Cla*****rock

April 3, 2023

★ ★ ★ ★ ★

Well packed in anti-static bags. Repaired my amp perfectly - thank you!

Ale*****ills

March 31, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never disappoint me, most dependable, and no long waiting for deliveries.

Kill*****Garg

March 24, 2023

★ ★ ★ ★ ★

EXACTLY what I was looking for -- one piece with a low forward voltage drop to isolate some DC power sources. They work fantastic!

Cora***** Blake

March 22, 2023

★ ★ ★ ★ ★

Went well this time Now have the IC and very pleased.

Ely*****Kohli

March 18, 2023

★ ★ ★ ★ ★

Super easy to replace and labelled terminals made it a quick replacement.

Xand*****urillo

March 12, 2023

★ ★ ★ ★ ★

Everything perfect. Great seller.

Fin*****orris

February 19, 2023

★ ★ ★ ★ ★

Works great with an older drive in a newer computer.have not encountered any problems, Glad somebody is making these for all the older equipment.

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OPB821 Packaging

OPB821 FAQ

1. How to order OPB821 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that OPB821 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the OPB821. All suppliers must pass our qualification reviews before they can publish their products including OPB821 on Heisener; we pay more attention to the channels and quality of OPB821 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the OPB821 price and inventory displayed accurate?

The price and inventory of OPB821 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of OPB821?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the OPB821 we delivered, we will accept the replacement or return of the OPB821 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of OPB821.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as OPB821 pin diagram, OPB821 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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OPB821 Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

OPB821S3Z

D# 70049717

TT Electronics OPTEK Technology

Sensor, Transmissive, Slotted Optical Switch, 2.03mm Slot, 30V Detector, 890NM

RoHS: Not Compliant

Part Number	Manufacturer	Description	Stock
OPB821S5Z D# V36:1790_07172693	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin Bag RoHS: Compliant	0
OPB821Z D# V36:1790_07171841	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin Bag RoHS: Compliant	0
OPB821S10Z D# V36:1790_07172386	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin Bag RoHS: Compliant	0
OPB821S3Z D# V36:1790_07173101	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin Bag RoHS: Compliant	0
OPB821TX D# V36:1790_07172076	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.16mm Phototransistor 4-Pin Bag RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
OPB821S3Z	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	80
OPB821S5Z	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	115
OPB821Z	TT Electronics OPTEK Technology	OPTICAL SENSOR TRANSMISSIVE / SLOTTED IN	213
OPB821S10Z	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	176
OPB821S3	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	80
OPB821S5	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	110
OPB821TX	TT Electronics OPTEK Technology	IC,Photo Gap Detector,1-CHANNEL,Gap-1b	0
OPB821	TT Electronics OPTEK Technology	OPTICAL SENSOR TRANSMISSIVE / SLOTTED IN	213
OPB821TXV	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.16mm Phototransistor 4-Pin	0
OPB821S10	TT Electronics OPTEK Technology	SENS OPTO SLOT 2.03MM TRANS C-MT	176

Part Number	Manufacturer	Description	Stock
OPB821TX D# OPB821TX-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821S5 D# OPB821S5-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821S3 D# OPB821S3-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821 D# OPB821-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821TXV D# OPB821TXV-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821S5Z D# 365-1717-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	283
OPB821S10 D# OPB821S10-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821S3Z D# 365-1927-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	0
OPB821Z D# 365-1901-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	1393
OPB821S10Z D# 365-1716-ND	TT Electronics OPTEK Technology	SENSOR OPT SLOT PHOTOTRANS MODUL	117

Part Number

Manufacturer

Description

Stock

OPB821TX

TT Electronics OPTEK Technology

In stock shipping within 2days

10260

OPB821TXV

TT Electronics OPTEK Technology

In stock shipping within 2days

10260

Part Number	Manufacturer	Description	Stock
OPB821Z D# 1139951	TT Electronics OPTEK Technology	OPTICAL SENSOR TRANSMISSIVE / SLOTTED INTERRUPTER RoHS: Compliant Min Qty: 1 Container: Each	0
OPB821S5Z D# 1139950	TT Electronics OPTEK Technology	SLOTTED SWITCH, PHOTOTRANSISTOR RoHS: Compliant Min Qty: 1 Container: Each	0
OPB821S10Z D# 1139983	TT Electronics OPTEK Technology	OPTOSWITCH RoHS: Compliant Min Qty: 1 Container: Each	340

Part Number	Manufacturer	Description	Stock
OPB821S5Z	TT Electronics OPTEK Technology	OPB821 Series 30 V 890 nm 50 mA 26 AWG Phototransistor Slotted Optical Switch RoHS: Compliant pbFree: Yes	0
OPB821Z	TT Electronics OPTEK Technology	OPB821 Series 30 V 890 nm 50 mA 26 AWG Phototransistor Slotted Optical Switch RoHS: Compliant pbFree: Yes	0
OPB821S3Z	TT Electronics OPTEK Technology	RoHS: Compliant pbFree: Yes	0
OPB821S10Z	TT Electronics OPTEK Technology	SLOTTED OPTICAL SWITCH RoHS: Compliant pbFree: Yes	0
OPB821TX	TT Electronics OPTEK Technology	RoHS: Exempt pbFree: No	0

Part Number	Manufacturer	Description	Stock
OPB821TX	TT Electronics OPTEK Technology	RoHS: Not Compliant	0
OPB821S5Z	TT Electronics OPTEK Technology	RoHS: Compliant	1045
OPB821S10Z	TT Electronics OPTEK Technology	RoHS: Compliant	0
OPB821Z	TT Electronics OPTEK Technology	Slotted Optical Switch - 890nm Emitter - NPN Phototransistor Output - Slot 0.80 Wide x 0.255 Deep - 24 /26AWG Wires RoHS: Compliant	133
OPB821S3Z	TT Electronics OPTEK Technology	RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

OPB821Z

D# 828-OPB821Z

TT Electronics plc

Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH

RoHS: Compliant

233

OPB821S10Z

D# 828-OPB821S10Z

TT Electronics plc

Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch

RoHS: Compliant

229

Part Number	Manufacturer	Description	Stock
OPB821S5Z D# 61M8099	TT Electronics OPTEK Technology	Transmissive Photo Interrupter, Phototransistor, 20 mA, 1.7 V, 2 V, 1.02 mm, 2.03 mm RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	190
OPB821Z D# 69K8458	TT Electronics OPTEK Technology	OPTICAL SENSOR TRANSMISSIVE / SLOTTED INTERRUPTER, Sensor Output:Phototransistor, Sensor Mounting:Panel / Chassis, Gap Width:2.03mm, Aperture Width:1.02mm, Forward Current If:50mA, Reverse Voltage Vr:2V, Forward Voltage:1.7V RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	0
OPB821S10Z D# 73K1101	TT Electronics OPTEK Technology	OPTOSWITCH, Sensor Output:Phototransistor, Sensor Mounting:Panel / Chassis, Gap Width:2mm, Aperture Width:1mm, Forward Current If:50mA, Reverse Voltage Vr:2V, Forward Voltage:1.7V, Product Range:-, Automotive Qualification Standard:-RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	340
OPB821TX D# 92B1695	TT Electronics OPTEK Technology	IC,Photo Gap Detector,1-CHANNEL,Gap-1b RoHS Compliant: Yes RoHS: Compliant Min Qty: 100 Container: Bulk	0

Part Number	Manufacturer	Description	Stock
OPB821S7 D# NS-OPB821S7	Optek Technology	OEM/CM ONLY	1186
OPB821S12 D# NS-OPB821S12	Optek Technology	OEM/CM ONLY	1863
OPB821Z D# NS-OPB821Z	TT Electronics OPTEK Technology	OEM/CM ONLY	9371
OPB821S3Z D# NS-OPB821S3Z	TT Electronics OPTEK Technology	OEM/CM ONLY	6514
OPB821S5 D# NS-OPB821S5	TT Electronics OPTEK Technology	OEM/CM ONLY	7144
OPB821S3 D# NS-OPB821S3	TT Electronics OPTEK Technology	OEM/CM ONLY	8129
OPB821TX D# NS-OPB821TX	TT Electronics OPTEK Technology	OEM/CM ONLY	8112
OPB821 D# NS-OPB821	TT Electronics OPTEK Technology	OEM/CM ONLY	4547
OPB821S5Z D# NS-OPB821S5Z	TT Electronics OPTEK Technology	OEM/CM ONLY	7342
OPB821TXV D# NS-OPB821TXV	TT Electronics OPTEK Technology	OEM/CM ONLY	6595
OPB821S10 D# NS-OPB821S10	TT Electronics OPTEK Technology	OEM/CM ONLY	8321
OPB821S10Z D# NS-OPB821S10Z	TT Electronics OPTEK Technology	OEM/CM ONLY	4918

Part Number	Manufacturer	Description	Stock
OPB821TX	TT Electronics OPTEK Technology	RoHS: Not Compliant	0
OPB821S5Z	TT Electronics OPTEK Technology	RoHS: Compliant	1045
OPB821S10Z	TT Electronics OPTEK Technology	RoHS: Compliant	0
OPB821S3Z	TT Electronics OPTEK Technology	RoHS: Compliant	0
OPB821Z	TT Electronics OPTEK Technology	Slotted Optical Switch - 890nm Emitter - NPN Phototransistor Output - Slot 0.80 Wide x 0.255 Deep - 24 /26AWG Wires RoHS: Compliant	133

Part Number	Manufacturer	Description	Stock
OPB821Z	TT Electronics OPTEK Technology		1
OPB821S10	Opkon		32
OPB821	TT Electronics OPTEK Technology	PHOTO GAP DETECTOR, 1-CHANNEL, GAP-1B	3

Part Number	Manufacturer	Description	Stock
OPB821S10Z D# 000000000003459268	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin	0
OPB821S3Z D# 000000000003459269	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin	0
OPB821Z D# 000000000003459273	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin	0
OPB821TX D# 000000000003459271	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.16mm Phototransistor 4-Pin	0
OPB821S5Z D# 000000000003459270	TT Electronics OPTEK Technology	Photointerrupter Transmissive 2.03mm Phototransistor 4-Pin	804

Part Number	Manufacturer	Description	Stock
OPB821S10	TT Electronics OPTEK Technology	OEM/CM ONLY	570
OPB821S5Z	TT Electronics OPTEK Technology	OEM/CM ONLY	350
OPB821S12	TT Electronics OPTEK Technology	OEM/CM ONLY	86
OPB821S3Z	TT Electronics OPTEK Technology	OEM/CM ONLY	170
OPB821Z	TT Electronics OPTEK Technology	OEM/CM ONLY	81
OPB821	TT Electronics OPTEK Technology	OEM/CM ONLY	97
OPB821TX	TT Electronics OPTEK Technology	OEM/CM ONLY	91

Part Number	Manufacturer	Description	Stock
OPB821Z	TT Electronics plc	Optical Switches, Transmissive, Phototransistor Output SLOTTED SWITCH pbFree: Pb-Free	0
OPB821TX	TT Electronics plc	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch with wires pbFree: Pb-Free	0
OPB821S5Z	TT Electronics plc	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch pbFree: Pb-Free	0
OPB821S3Z	TT Electronics plc	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch pbFree: Pb-Free	0
OPB821S10Z	TT Electronics plc	Optical Switches, Transmissive, Phototransistor Output Slotted Opt Switch pbFree: Pb-Free	0

Part Number

Manufacturer

Description

Stock

OPB821S10Z

TT Electronics OPTEK Technology

RFQ

12349

Part Number	Manufacturer	Description	Stock
OPB821S5Z D# 1497922	TT Electronics OPTEK Technology	PHOTO INTERRUPTER, TRANSMISSIVE, 2.03MM RoHS: Compliant Min Qty: 1 Container: Each	0
OPB821S10Z D# 1139983	TT Electronics OPTEK Technology	OPTOSWITCH RoHS: Compliant Min Qty: 1 Container: Each	400
OPB821Z D# 1139951	TT Electronics OPTEK Technology	OPTICAL SENSOR TRANSMISSIVE / SLOTTED INTERRUPTER RoHS: Compliant Min Qty: 1 Container: Each	0

Quick Inquiry

OPB821

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