Omron K8AK-AS1 Single-Phase Over/Under Current Monitoring Relay, 2-500 mA, 100-240 V AC/DC
Omron

Omron K8AK-AS1 Single-Phase Over/Under Current Monitoring Relay, 2-500 mA, 100-240 V AC/DC

Part numberK8AK-AS1 100-240VACEAN / GTIN4548583402225HS code8536.90
Control & Automation
Power Supplies
MOQ:1

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Product Description

Omron K8AK-AS1 is a 22.5 mm wide single-phase current-monitoring relay for over- or undercurrent detection in the 2-500 mA range. It operates on 100-240 V AC or DC control supply with screw terminations and delivers one SPDT change-over output. Adjustable on- and off-delay times run from 0.1 s to 30 s, and DC-current hysteresis is included. Housing dimensions are 22.5 x 90 x 100 mm.

Technical Specifications

Manufacturer part number (MPN)
K8AK-AS1 100-240VAC
EAN / GTIN
4548583402225
HS code
8536.90
Sales unit
pcs
Supply voltage AC 50 Hz
100–240 V
Supply voltage AC 60 Hz
100–240 V
Voltage type (supply voltage)
AC/DC
Type of electric connection
Screw connection
With detachable clamps
No
Single-phase under current possible
Yes
Three-phase under current possible
No
Single-phase overcurrent possible
Yes
Three-phase overcurrent possible
No
Single-phase hysteresis possible
Yes
Three-phase hysteresis possible
No
Contains function DC-voltage under current
No
Contains function DC-voltage overcurrent
No
Function DC-current hysteresis
Yes
Rated control supply voltage AC 50 Hz
100–240 V
Rated control supply voltage AC 60 Hz
100–240 V
Voltage type for actuating
AC/DC
Current measuring range
0–0.5 A
Min. adjustable delay-on energization time
0.1 s
Max. permitted delay-on energization time
30 s
Min. adjustable off-delay time
0.1 s
Max. permitted off-delay time
30 s
Number of contacts as change-over contact
1
External current transformer
No
Width
22.5 mm
Height
90 mm
Depth
100 mm
Country of origin
China

Standards & Compliance

HS Code
8536.90

Cross References

  • EAN 4548583402225
  • SAP 1000660874
  • Code 8661469

Product Documentation

Document preview: Omron K8AK-AS1 Single-Phase Over/Under Current Monitoring Relay, 2-500 mA, 100-240 V AC/DC — Specification sheet

Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy K8AK-AS1 100-240VAC?
K8AK-AS1 100-240VAC can be ordered from cballast.com as a Omron catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Omron product?
The manufacturer part number is K8AK-AS1 100-240VAC.
What is the HS code for K8AK-AS1 100-240VAC?
The customs tariff (HS) code for K8AK-AS1 100-240VAC is 8536.90.
Who manufactures K8AK-AS1 100-240VAC?
K8AK-AS1 100-240VAC is a Omron product in the Control & Automation range.
Is a datasheet available for K8AK-AS1 100-240VAC?
Yes — the K8AK-AS1 100-240VAC datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for K8AK-AS1 100-240VAC?
The minimum order quantity is 1.
Is K8AK-AS1 100-240VAC available?
Yes — K8AK-AS1 100-240VAC is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).