Name: OPB991N51
Brand: TT Electronics/Optek Technology
SKU: OPB991N51
Availability: InStock
Rating: 5 (190 reviews)

OPB991N51

For Reference Only

Part Number	OPB991N51
Manufacturer	TT Electronics/Optek Technology
Description	SWITCH SLOTTED OPT W/WIRE LEADS
Datasheet	OPB991N51 Specifications
Package	Module, Pre-Wired
ECAD
In Stock	8,550 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 23 - May 28 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # OPB991N51 (Optical Sensors - Photointerrupters - Slot Type - Logic 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 OPB991N51 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add OPB991N51 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of OPB991N51.

OPB991N51 Specifications

Manufacturer	TT Electronics/Optek Technology
Category	Sensors, Transducers - Optical Sensors - Photointerrupters - Slot Type - Logic Output
Package	Module, Pre-Wired
ECAD
Series	Photologic?
Sensing Distance	0.125" (3.18mm)
Sensing Method	Transmissive
Output Configuration	NPN - Open Collector, Buffer
Mounting Type	Chassis Mount
Current - Supply	12mA
Voltage - Supply	4.5 V ~ 16 V
Response Time	70ns
Operating Temperature	-40°C ~ 70°C (TA)
Package / Case	Module, Pre-Wired

OPB991N51 Reviews

Wint*****ines

April 8, 2023

★ ★ ★ ★ ★

I recommend this and would definitely buy it again.

Ava*****alter

April 8, 2023

★ ★ ★ ★ ★

Components all tested within limits of specifications. Components came packaged in an easy to identify resealable bag and will work well for my projects.

Crys*****Kent

March 31, 2023

★ ★ ★ ★ ★

Your prices are low and your website is customer-use friendly.

Elli*****Brady

March 27, 2023

★ ★ ★ ★ ★

Absolutely the best source for wire, connectors, terminal strips, panel lights, etc. for model railroaders. Web site is the best in the business.

Marco*****llough

March 1, 2023

★ ★ ★ ★ ★

Very pleased purchasing experience, would definitely buy again.

Layn*****odward

February 27, 2023

★ ★ ★ ★ ★

Fast delivery, good quality, 100% satisfacted

Calvi*****nivasan

February 26, 2023

★ ★ ★ ★ ★

Excellent, high quality product at a reasonable price. Timely delivery. Highly recommend product and vendor.

Aad*****Sibal

February 21, 2023

★ ★ ★ ★ ★

Awesome buying experience, smooth transmission with the seller, and fast delivery.

Wint*****aneja

February 19, 2023

★ ★ ★ ★ ★

Arrived safely. All OK. Thanks

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OPB991N51 Packaging

OPB991N51 FAQ

1. How to order OPB991N51 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 OPB991N51 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the OPB991N51. All suppliers must pass our qualification reviews before they can publish their products including OPB991N51 on Heisener; we pay more attention to the channels and quality of OPB991N51 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the OPB991N51 price and inventory displayed accurate?

The price and inventory of OPB991N51 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 OPB991N51?

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 OPB991N51 we delivered, we will accept the replacement or return of the OPB991N51 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 OPB991N51.

(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 OPB991N51 pin diagram, OPB991N51 datasheet?

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

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OPB991N51 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
OPB991N51 Z	TT Electronics OPTEK Technology	SWITCH SLOTTED OPT W/WIRE LEADS	0
OPB991N51Z	TT Electronics OPTEK Technology	SWITCH SLOTTED OPT W/WIRE LEADS	0
OPB991N51	TT Electronics OPTEK Technology	SWITCH SLOTTED OPT W/WIRE LEADS	0

Part Number

Manufacturer

Description

Stock

OPB991N51Z

D# OPB991N51Z-ND

TT Electronics OPTEK Technology

SENSOR OPTICAL 3.18MM MOD WIRE

OPB991N51

D# OPB991N51-ND

TT Electronics OPTEK Technology

SENSOR OPTICAL 3.18MM MOD WIRE

Part Number

Manufacturer

Description

Stock

OPB991N51 Z

D# NS-OPB991N51 Z

TT Electronics OPTEK Technology

OEM/CM ONLY

8689

OPB991N51

D# NS-OPB991N51

TT Electronics OPTEK Technology

OEM/CM ONLY

6226

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OPB991N51

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