
For Reference Only
Part Number | E3T-ST21M |
OEMstron Part # | E3T-ST21M |
Manufacturer | Omron Automation and Safety |
Category | Sensors › Optical Sensors › Photoelectric, Industrial |
Description | SENSOR THROUGH-BEAM 300MM NPN |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | E3T-ST21M PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 21 - Mar 26 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
E3T-ST21M Specifications
Part Number | E3T-ST21M | |
Brand | Omron Automation and Safety | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Sensors | |
Category | Optical Sensors | |
Subcategory | Photoelectric, Industrial | |
Manufacturer | Omron Automation and Safety | |
Series | E3T | |
Sensing Method | Through-Beam | |
Sensing Distance | 11.811" (300mm) | |
Voltage - Supply | 12V ~ 24V | |
Response Time | 1ms | |
Output Configuration | NPN - Open Collector/Light-ON | |
Connection Method | Cable | |
Ingress Protection | IEC IP67 | |
Cable Length | - | |
Light Source | Red (650nm) | |
Adjustment Type | Adjustable | |
Operating Temperature | -25°C ~ 55°C |
E3T-ST21M Documents

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Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
E3T-ST21MF 2M D# E3TST21MF2M OMRON Corporation |
300MM IR T-BEAM L/ON NPN - Bulk (Alt: E3TST21MF2M) |
Americas - 0 |
E3T-ST21-M1TJ 0.3M D# E3TST21M1TJ03M OMRON Corporation |
0.3M,T-B,L/ON,NPN,P-T,TWST&CLK - Bulk (Alt: E3TST21M1TJ03M) |
Americas - 0 |
E3T-ST21M D# E3TST21M OMRON Corporation |
300MM T-BEAM L/ON NPN M3 MTG - Bulk (Alt: E3TST21M) |
Americas - 0 |
Part Number | Description | Stock |
E3T-ST21-M1TJ 0.3M OMRON Americas |
0.3M,T-B,L/ON,NPN,P-T,TWST&CLK |
Contact Us |
E3T-ST21M OMRON Americas |
300MM T-BEAM L/ON NPN M3 MTG |
Contact Us |
Part Number | Description | Stock |
E3T-ST21MF 2M D# 236-E3T-ST21MF 2M-ND OMRON Industrial Automation |
300MM IR T-BEAM L/ON NPN |
Temporarily Out of Stock |
E3T-ST21-M1TJ 0.3M D# E3T-ST21-M1TJ0.3M-ND OMRON Industrial Automation |
SENSOR THROUGH-BEAM 300MM NPN |
Temporarily Out of Stock |
E3T-ST21M D# E3T-ST21M-ND OMRON Industrial Automation |
SENSOR THROUGH-BEAM 300MM NPN |
Temporarily Out of Stock |
Part Number | Description | Stock |
E3T-ST21MF 2M D# OISE3T-ST21MF 2M OMRON Industrial Automation |
300MM IR T-BEAM L/ON NPN E3TST21MF2M |
Americas - 0 |
E3T-ST21-M1TJ 0.3M D# OISE3T-ST21-M1TJ 0.3M OMRON Industrial Automation |
0.3M,T-B,L/ON,NPN,P-T,TWST& E3TST21M1TJ03M |
Americas - 0 |
E3T-ST21M D# OISE3T-ST21M OMRON Industrial Automation |
300MM T-BEAM L/ON NPN M3 MTG E3TST21M |
Americas - 0 |
Part Number | Description | Stock |
E3T-ST21-M1TJ 0.3M D# 08R8558 OMRON Industrial Automation |
0.3M,T-B,L/ON,NPN,P-T,TWST&CLK RoHS: Not Compliant
Min Qty: 1
Container: Bulk
|
0 |
Part Number | Description | Stock |
E3T-ST21-M1TJ 0.3M D# NS-E3T-ST21-M1TJ 0.3M OMRON Industrial Automation |
OEM/CM ONLY |
3554 |
Part Number | Description | Stock |
E3T-ST21-M1TJ0.3M D# 000000000003746616 OMRON Industrial Automation |
DIP Switches / SIP Switches |
0 |
E3T-ST21MF2M D# 000000000005349670 OMRON Industrial Automation |
300MM IR T-BEAM L/ON NPN |
0 |
E3T-ST21M D# 000000000003746617 OMRON Industrial Automation |
300MM T-BEAM L/ON NPN M3 MTG |
0 |
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Quick Inquiry
In Stock | 432 - More on Order |
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Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
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Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
2500 | $ 0.0000 | $ 0.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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