Previous
Next
Share
Free Delivery in India | Lowest Global Shipping Charges
24/7 Customer Support
Shop with confidence knowing that our 24/7 Customer Support is always available to assist with any inquiries
Save up to 28% with GST Input
Avail maximum benefits from input tax mechanism on all your Business Invoices. Get GST Invoices on your business purchases. And 0% Taxes on all worldwide deliveries
# Lowest Price Challenge
If you find this product anywhere at lower cost than us. Call us and we will not only match the price but also give a complimentary coupon
100% Original Products
Shop with assurance, as each product we offer is 100% original, ensuring quality and authenticity with every purchase
Isocom Slotted Optical Switch with Phototransistor Output, Screw Mount, 3mm Slot Width, H21A3
Specifications
| Country of Origin | India |
|---|---|
| Brand | Isocom |
| Height | 11.1mm |
| Length | 25.7mm |
| Model | H21A3 |
| Width | 6.6mm |
| Mount Type | Screw |
| Series | H21A |
| Maximum Operating Temperature | 85°C |
| Package Type | Pin |
| Minimum Operating Temperature | -25°C |
| Slot Width | 3mm |
| Number Of Channels | 1 |
| Output Device | Phototransistor |
| Number of Pins | 4 |
| Typical Rise Time | 8μs |
| Typical Fall Time | 50μs |
| H21A6 Isocom Screw Slotted Optical Switch, Phototransistor OutputBrand | Isocom |
Key Features
- The switch integrates an IR LED and a high-gain NPN phototransistor.
- Screw mount design with moulded mounting tabs for secure fixing.
- High sensitivity with a 3 mm gap and 1 mm aperture for object detection.
- Operating temperature range from -25°C to 85°C ensures reliable performance.
- Compact dimensions of 25.7 mm length, 11.1 mm height, and 6.6 mm width.
- Single-channel output with 4-pin package type pin configuration.
- Opaque polycarbonate housing protects against ambient light interference.
- Typical rise time of 8 μs and fall time of 50 μs for fast switching.
Product Description
Isocom H21A3 Slotted Optical Switch combines a high-performance infrared LED with an NPN silicon phototransistor within a robust, opaque polycarbonate housing. Designed for optoelectronic switching, it features a 3 mm slot width allowing interruption detection between the LED and sensor by opaque or IR objects.
This model offers a single phototransistor output channel with a fast response time, having an 8 microseconds typical rise time and 50 microseconds fall time, allowing for efficient signal processing in industrial and electronic applications.
The device comes with moulded mounting tabs and a screw mount type for stable, secure installation in equipment such as printers, manufacturing automation, and optical sensing systems. The compact dimensions of 25.7 mm length, 11.1 mm height, and 6.6 mm width facilitate integration into space-constrained designs.
The operating temperature range of -25°C to 85°C ensures reliable usage across various industrial and commercial environments. The opaque polycarbonate package effectively protects against ambient light, improving measurement accuracy and device durability.
The switch includes an IR LED and a high-gain NPN phototransistor for precise optical detection. Screw mount configuration for easy and secure installation. 3 mm gap and 1 mm aperture for sensitive object detection inside the slot.
Compact form factor suitable for integration in printers and optoelectronic switches. Fast switching times with typical rise and fall times enabling responsive performance. Wide operating temperature range enhances durability in diverse settings.
Opaque polycarbonate housing reduces interference from ambient light. 4-pin pin-type package for straightforward circuit board mounting. Single channel output simplifies interface with control electronics.
This Isocom H21A3 Slotted Optical Switch is ideal for industrial automation, printing machinery, packaging lines, and laboratory equipment requiring reliable optical interruption sensing. Its engineered design supports high-precision and long operational life.
Explore more sensors and switches in our electronics and electrical components catalog to find the best solutions for your industrial and commercial projects at EnvMart.
Looking to purchase in bulk?
- Purchase item in bulk quantity
- Get best price for your business
Frequently Asked Questions
The operating temperature range of this model is from -25°C to 85°C.
This unit has dimensions of 25.7 mm in length, 11.1 mm in height, and 6.6 mm in width.
It features a single-channel output with a phototransistor.
The typical rise time is 8 microseconds and the fall time is 50 microseconds.
This model is designed for screw mounting, featuring moulded mounting tabs for secure installation.
The slot width of this optical switch is 3 mm.
The housing is made of opaque polycarbonate, which helps protect against ambient light interference.
This model has a 4-pin package type configuration.
It is suitable for applications in industrial automation, printing machinery, packaging lines, and laboratory equipment requiring optical interruption sensing.
The H21A3 belongs to the H21A series.
It integrates an infrared LED and a high-gain NPN phototransistor.
The country of origin for this model is India.
Related Products
$2.92
$2.83
-3%
New
$2.40
$2.33
-3%
New
$0.75
$0.73
-3%
New
$3.69
$3.58
-3%
New
Other Products from this brand
$0.48
$0.46
-3%
New
$0.60
$0.58
-3%
New
$0.90
$0.87
-3%
New
$0.93
$0.90
-3%
New
$0.96
$0.93
-3%
New
$2.15
$2.08
-3%
New
$1.49
$1.44
-3%
New
$1.30
$1.26
-3%
New
$0.55
$0.53
-3%
New
Recently Viewed Products
$68.70
$48.53
-29.36%
New
$20.43
$19.81
-3%
New
$170.38
$165.26
-3%
New
Quantity
Global Payments 140+ Countries
Global Shipping Fedex/UPS/DHL/Aramex/
BlueDart/Delhivery/DP World
24/7 Customer Support Email/Chat/Telephonic Support
Comments (0)
Your review appreciation cannot be sent
Report comment
Report sent
Your report cannot be sent