We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
OMRON E3FB-TN21 Cylindrical Receiver & Transmitter with Connector - Cylindrical Receivers & Transmitters with Connectors
OMRONCylindrical Receivers & Transmitters with Connectors

OMRON E3FB-TN21 Cylindrical Receiver & Transmitter with Connector

The OMRON Photoelectric Sensor Set is a cylindrical receiver and transmitter pair with built-in connectors, part of the M18 threaded series. This set operates on a 10-30V DC supply voltage and features a 4-pin M12…

SKU 3G-OTH-35918

Also listed as: E3FBTN21 · E3FB TN21

Brand
OMRON
Item
E3FB-TN21 Cylindrical Receiver & Transmitter with Connector
Part Number
E3FB-TN21
Category
Cylindrical Receivers & Transmitters with Connectors
Available to Order
Also known as:E3FB-TN21OMRON
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OMRON
Manufacturer Part Number
E3FB-TN21
Type
Built-in Connector
DC
10-30V
Pin M12 Connector
4 -
DC Supply Voltage Rating
10-30V DC

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

OMRON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OMRON Photoelectric Sensor Set is a cylindrical receiver and transmitter pair with built-in connectors, part of the M18 threaded series. This set operates on a 10-30V DC supply voltage and features a 4-pin M12 connector, as indicated by the manufacturer part number E3FB-TN21.

Frequently Asked Questions

What is the OMRON E3FB-TN21 photoelectric sensor set used for?

The OMRON E3FB-TN21 photoelectric sensor set is used for object detection in industrial automation, packaging, and material handling. It consists of a cylindrical receiver and transmitter pair with an M18 threaded housing, built-in 4-pin M12 connector, and operates on 10-30V DC supply voltage.

What are the specifications of the OMRON E3FB-TN21 sensor set?

The OMRON E3FB-TN21 sensor set features a DC supply voltage rating of 10-30V DC, M18 threaded cylindrical housing, built-in connector, and a 4-pin M12 connector. It is a receiver and transmitter pair designed for reliable photoelectric sensing in industrial environments.

Where to buy the OMRON E3FB-TN21 sensor set worldwide?

You can source the OMRON E3FB-TN21 photoelectric sensor set worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the OMRON E3FB-TN21 photoelectric sensor set?

To install the OMRON E3FB-TN21 sensor set, mount the M18 threaded cylindrical units securely, connect the 4-pin M12 connector to a compatible controller, and ensure the DC supply voltage is 10-30V DC. Align the transmitter and receiver for proper beam path. Follow OMRON's generic installation guidelines for best results.

Used in

Common applications for OMRON
Industrial control panels — Omron G7L series power relays for switching high-current loads up to 30 A
HVAC equipment — Omron MJN series relays with 240 V AC coils for compressor and fan control
Process automation — Omron G3NA solid-state relays for silent, high-cycle switching of heaters
Material handling — Omron photoelectric and proximity sensors for position detection and counting
Machine safety — Omron safety relays and interlock switches for guard door monitoring
Power distribution — Omron surface-mounted relays with finger-safe terminals for branch circuit control
Not sure this is the right part? Photo-identify it→

OMRON Products

3G Electric supplies OMRON cylindrical receivers & transmitters with connectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from OMRON

View all OMRON parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first