Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
OMRON Temp Monitoring Relay: 5 A Current Rating, 24V AC/DC, SPDT - DIN-Rail Mounted Relays
OMRONDIN-Rail Mounted Relays

OMRON Temp Monitoring Relay: 5 A Current Rating, 24V AC/DC, SPDT

The OMRON K8AK-TH11S 24VAC/DC is a single-channel, over-temperature monitoring relay from the K8AK-TH series, designed for DIN-rail mounting. This SPDT relay operates on 24V AC/DC supply and features a 5 A current…

SKU 3G-OTH-36252

Brand
OMRON
Item
Temp Monitoring Relay: 5 A Current Rating, 24V AC/DC, SPDT
Category
DIN-Rail Mounted Relays
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

OMRON
Manufacturer Part Number
K8AK-TH11S 24VAC/DC
Series
K8AK-TH
Type
SPDT
AC/DC
24V
Pins/Terminals
12
Relay Function
Over Temperature
Number of Channels
Single Channel
View Full Spec Sheet

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 K8AK-TH11S 24VAC/DC is a single-channel, over-temperature monitoring relay from the K8AK-TH series, designed for DIN-rail mounting. This SPDT relay operates on 24V AC/DC supply and features a 5 A current rating with 12 pins/terminals.

Frequently Asked Questions

What is the OMRON K8AK-TH11S 24VAC/DC used for?

The OMRON K8AK-TH11S is a single-channel over-temperature monitoring relay used to protect industrial equipment by detecting excessive heat. It is commonly applied in motor control panels, HVAC systems, and process machinery to trigger alarms or shutdowns when temperature thresholds are exceeded.

What are the specifications of the OMRON K8AK-TH11S 24VAC/DC?

The OMRON K8AK-TH11S is a DIN-rail mounted relay from the K8AK-TH series. It operates on 24V AC/DC supply, has a 5 A current rating, SPDT contact configuration, and 12 pins/terminals. It provides single-channel over-temperature monitoring for industrial applications.

Where to buy the OMRON K8AK-TH11S 24VAC/DC worldwide?

You can source the OMRON K8AK-TH11S 24VAC/DC from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this over-temperature monitoring relay.

How to install the OMRON K8AK-TH11S 24VAC/DC?

Mount the OMRON K8AK-TH11S on a standard DIN rail. Connect the 24V AC/DC supply to the designated terminals and wire the temperature sensor per the OMRON manual. Ensure proper load rating (5 A max) and verify SPDT wiring for alarm or shutdown logic before energizing.

Used in

Common applications for OMRON
Automotive assembly lines — OMRON G2RV-ST500 AC/DC24 slim relays for compact control panel switching
Packaging machinery — OMRON E2E-X5Y1-M1 inductive proximity sensors for position detection of metal parts
HVAC systems — OMRON LY4-DC12 general-purpose relays for fan and compressor control
High-temperature ovens — OMRON E32-D51 fiber-optic cables for non-contact temperature sensing
Material handling — OMRON D4CC3002 limit switches for conveyor belt end-of-travel detection
Machine tool safety — OMRON TZ-1GV22 snap-action switches for interlock and guard monitoring

OMRON Products

3G Electric supplies OMRON din-rail mounted relays. 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 →

Similar products

Matched by specification & description
OMRON Temp Monitoring Relay: 5 A Current Rating, 100 to 240V AC, SPDT, 12 Pins/Terminals (MPN K8AK-TH11S 100-240VAC). Key specifications — Number of Channels: Single Channel; Relay Function: Over Temperature; Brand: OMRON; Series: K8AK-TH.
OMRON
OMRON Temp Monitoring Relay: 5 A Current Rating, 100 to 240V AC, SPDT, 12 Pins/Terminals (MPN K8AK-TH11S 100-240VAC). Key specifications — Number of Channels: Single Channel; Relay Function: Over Temperature; Brand: OMRON; Series: K8AK-TH.
OMRON Monitor Relay: DIN-Rail Mounted, 8 A Current Rating, 24V AC/DC, Overcurrent/Undercurrent (MPN K8AK-AS2 24VAC/DC). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: DIN Rail; Status Indicator: LED Indicator; Trip Point: 0.1; Trip Point Type: Adjustable; Brand: OMRON.
OMRON
OMRON Monitor Relay: DIN-Rail Mounted, 8 A Current Rating, 24V AC/DC, Overcurrent/Undercurrent (MPN K8AK-AS2 24VAC/DC). Key specifications — Adjustment Method: Switch; Electrical Connection: Screw Terminal; Monitored Parameters: Undercurrent; Mounting Style: DIN Rail; Status Indicator: LED Indicator; Trip Point: 0.1; Trip Point Type: Adjustable; Brand: OMRON.
OMRON Level Control Relay: DIN-Rail Mounted, Single Probe, 5 A Current Rating, 24V AC/DC (MPN K8AK-LS1 24VAC/DC). Key specifications — Contact Rating (AC): 5 A @ 250V AC; Contact Rating (DC): 5 A @ 30V DC; Electrical Connection: Screw Terminal; Mounting Style: DIN Rail; Number of Probes: Single Probe; Relay Function: Pump Up; Status Indicator: LED Indicator; Brand: OMRON.
OMRON
OMRON Level Control Relay: DIN-Rail Mounted, Single Probe, 5 A Current Rating, 24V AC/DC (MPN K8AK-LS1 24VAC/DC). Key specifications — Contact Rating (AC): 5 A @ 250V AC; Contact Rating (DC): 5 A @ 30V DC; Electrical Connection: Screw Terminal; Mounting Style: DIN Rail; Number of Probes: Single Probe; Relay Function: Pump Up; Status Indicator: LED Indicator; Brand: OMRON.
OMRON Level Control Relay: DIN-Rail Mounted, Single Probe, 5 A Current Rating, 100 to 240V AC (MPN K8AK-LS1 100-240VAC). Key specifications — Contact Rating (AC): 5 A @ 250V AC; Contact Rating (DC): 5 A @ 30V DC; Electrical Connection: Screw Terminal; Mounting Style: DIN Rail; Number of Probes: Single Probe; Relay Function: Pump Up; Status Indicator: LED Indicator; Brand: OMRON.
OMRON
OMRON Level Control Relay: DIN-Rail Mounted, Single Probe, 5 A Current Rating, 100 to 240V AC (MPN K8AK-LS1 100-240VAC). Key specifications — Contact Rating (AC): 5 A @ 250V AC; Contact Rating (DC): 5 A @ 30V DC; Electrical Connection: Screw Terminal; Mounting Style: DIN Rail; Number of Probes: Single Probe; Relay Function: Pump Up; Status Indicator: LED Indicator; Brand: OMRON.
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 9 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-M2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Flicker Off Start; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 9 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-M2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Flicker Off Start; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 0.1 A, 6 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-F AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Flicker On Start; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 0.1 A, 6 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-F AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Flicker On Start; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.

More from OMRON

View all OMRON parts →
OMRON Contactors - Solid State: DIN-Rail Mounted, Phototriac, DC Output (MPN G3PE-515B-3N DC12-24). Key specifications — Brand: OMRON; Current Type: DC; Electrical Connection: Screw; Input Current: 10 mA; Input Voltage: 9.6 to 30V DC; Mounting Style: DIN Track; Output Voltage: 180 to 528V AC; Voltage/Current Type: DC Output.
OMRON
OMRON Contactors - Solid State: DIN-Rail Mounted, Phototriac, DC Output (MPN G3PE-515B-3N DC12-24). Key specifications — Brand: OMRON; Current Type: DC; Electrical Connection: Screw; Input Current: 10 mA; Input Voltage: 9.6 to 30V DC; Mounting Style: DIN Track; Output Voltage: 180 to 528V AC; Voltage/Current Type: DC Output.
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24V AC, 5 A (MPN H5CC-L8D). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b: Flicker I; Mounting Style: Surface; Input Voltage: 12-48VDC/24VAC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24V AC, 5 A (MPN H5CC-L8D). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b: Flicker I; Mounting Style: Surface; Input Voltage: 12-48VDC/24VAC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 5 A, 6 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-S1 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Interval; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 5 A, 6 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-S1 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Interval; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON Safety Relay Extension Module: DIN-Rail Relay Mounting, 8 Pins/Terminals, 24V AC/DC, 2 Inputs (MPN G9SAEX301). Key specifications — Output Switch Configuration: (1) NO Main; Brand: OMRON.
OMRON
OMRON Safety Relay Extension Module: DIN-Rail Relay Mounting, 8 Pins/Terminals, 24V AC/DC, 2 Inputs (MPN G9SAEX301). Key specifications — Output Switch Configuration: (1) NO Main; Brand: OMRON.
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24V AC, 5 A (MPN H5CC-L8). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b-1: Flicker II; Mounting Style: Surface; Input Voltage: 100-240VAC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24V AC, 5 A (MPN H5CC-L8). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b-1: Flicker II; Mounting Style: Surface; Input Voltage: 100-240VAC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 5 A, 9 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-S2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Interval; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/DC, 5 A, 9 Pins/Terminals, 0.1 sec – 1,200 hr (MPN H3DK-S2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 10.00 mA @ 5V; Delay Function: Interval; Input Voltage: 24 to 240V AC/DC; Brand: OMRON.
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24 to 240V AC/DC/24V AC (MPN H5CC-A11F). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b-1: Flicker II; Mounting Style: Surface; Input Voltage: 24-240VAC/VDC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON
OMRON Digital Timer: DIN-Rail/Surface Mounted, 100 to 240V AC/12 to 48V DC/24 to 240V AC/DC/24V AC (MPN H5CC-A11F). Key specifications — Contact Rating (AC): 5A @ 250VAC; Contact Rating (DC): 5A @ 30 VDC; Delay Function: b-1: Flicker II; Mounting Style: Surface; Input Voltage: 24-240VAC/VDC; Coil Voltage: 12 to 48V DC; Brand: OMRON.
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/24 to 240V DC, 5 A, 10 Pins/Terminals (MPN H3DT-N2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 5A @ 30V (Resistive Load); Delay Function: Cumulative (Interval); Input Voltage: 24 to 240V DC; Brand: OMRON.
OMRON
OMRON Timer: DIN-Rail Mounted, 24 to 240V AC/24 to 240V DC, 5 A, 10 Pins/Terminals (MPN H3DT-N2 AC/DC24-240). Key specifications — Contact Rating (AC): 5 A @ 250V (Resistive Load); Contact Rating (DC): 5A @ 30V (Resistive Load); Delay Function: Cumulative (Interval); Input Voltage: 24 to 240V DC; Brand: OMRON.