Omron Temperature Monitoring Relay, SPDT, DIN Rail

View all Monitoring Relays
Bulk discount available

Subtotal (1 unit)*

£121.30

(exc. VAT)

£145.56

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 27 unit(s) shipping from 25 November 2025
  • Plus 14 unit(s) shipping from 13 January 2026
  • Plus 6 unit(s) shipping from 20 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 - 4£121.30
5 +£116.40

*price indicative

RS Stock No.:
819-3273
Mfr. Part No.:
K8AK-TH11S 100-240VAC
Brand:
Omron
Find similar products by selecting one or more attributes.
Select all

Brand

Omron

Monitoring Application

Temperature

Contact Configuration

SPDT

Mounting Type

DIN Rail

Time Delay

100ms

Temperature Sensing Range

0 → 999°C

Temperature Sensitivity

Overtemperature

Series

K8AK-TH

Minimum Operating Temperature

-20°C

Maximum Operating Temperature

+55°C

Width

22.5mm

Maximum Temperature Sensed

+999°C

Operating Temperature Range

+55°C

Minimum Temperature Sensed

0°C

Height

90mm

Length

100mm

Standards Met

CE, CSA

Terminal Type

Screw

Dimensions

100 x 22.5 x 90mm

COO (Country of Origin):
CN

Omron Monitoring Relay, SPDT Relay Output, 100 to 240V AC Supply Voltage - K8AK-TH11S 100-240VAC


This Temperature Monitoring Relay features universal input for various sensors, including thermocouples and platinum resistance thermometers. It operates on a 100 to 240V AC power supply and has a compact width of 22.5mm, ideal for space-limited installations. Configuration is simplified with adjustable rotary switches.

Features & Benefits


• Compact design for space-saving installation
• Adjustable rotary switches for easy temperature setting
• Universal input supports thermocouples and resistance thermometers
• Flexible output configuration (normally open or closed)
• LED indicator for alarm status
• Retains alarm status when powered off

Applications


• Industrial automation systems
• Temperature alarm and monitoring setups
• HVAC systems
• Manufacturing processes requiring temperature control
• Safety systems to prevent overheating

Can it monitor different types of temperature sensors?


Yes, it supports thermocouples and platinum resistance thermometers.

Will it retain settings if the power supply is turned off?


Yes, it maintains alarm status without power.

Is it suitable for use in harsh industrial environments?


Yes, it operates within -20°C to +55°C.

Can it be mounted easily on existing systems?


Yes, it mounts conveniently on DIN rails.

Standards

UL 61010-1, EN 61326-1, IP 20

Related links