£222.32

ABB CM-SRS.21S Single Phase Current Monitoring Relay 2c/o, B-C=3mA-1A RMS, 24-240V AC/DC (ABB1SVR730840R0400)

CM-SRS.21S

Price data last checked 24 day(s) ago - will refresh soon

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

It has never been this cheap. We have no record of a lower price.

£222 today · cheaper than every other day in the last 3 months

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 67 days · 67 data points (no recent data)

Historical
Generating forecast…
£222.32 £211.20 £215.65 £220.10 £224.54 £228.99 £233.44 23 April 2026 09 May 2026 26 May 2026 11 June 2026 28 June 2026

Price Distribution

Price distribution over 67 days • 1 price levels

Days at Price
67 days 0 17 34 50 67 £222 Days at Price

Price Analysis

Most common price: £222 (67 days, 100.0%)

Price range: £222 - £222

Price levels: 1 different prices over 67 days

Description

The CM-SRS.21S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4

Key Features

Safe and reliable voltage and current monitoring

Easy Connect Technology widthstands highest vibrations

Easy to adjust via front face potentiometer

Measuring and Monitoring Relays

Over-/undercurrent monitoring, Over-/undervoltage monitoring depending on device

Product Specifications

Brand
ABB
Domain
Amazon UK
Listed Since
31 May 2016

Barcode

No barcode data available

Similar Products You Might Like

ABB CM-SRS.22S Single Phase Current Monitoring Relay 2c/o, B-C=0.3-15A RMS, 24-240V AC/DC (ABB1SVR730840R0500)
99% match

ABB CM-SRS.22S Single Phase Current Monitoring Relay 2c/o, B-C=0.3-15A RMS, 24-240V AC/DC (ABB1SVR730840R0500)

ABB

£243.58 27 Jun 2026
ABB CM-SFS.22S Single Phase Current Monitoring Relay 2c/o, B-C=0.3-15A RMS, 24-240V AC/DC (ABB1SVR730760R0500)
99% match

ABB CM-SFS.22S Single Phase Current Monitoring Relay 2c/o, B-C=0.3-15A RMS, 24-240V AC/DC (ABB1SVR730760R0500)

ABB

Out of stock 10 Jun 2026
ABB CM-ESS.1S Single Phase Voltage Monitoring Relay 1c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0300)
98% match

ABB CM-ESS.1S Single Phase Voltage Monitoring Relay 1c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0300)

ABB

£312.14 29 Jun 2026
ABB CM-MPS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730884R3300)
98% match

ABB CM-MPS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730884R3300)

ABB

£295.07 29 Jun 2026
ABB CM-PSS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x400V AC (ABB1SVR730784R3300)
98% match

ABB CM-PSS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x400V AC (ABB1SVR730784R3300)

ABB

£206.60 28 Jun 2026
ABB CM-MPS.21S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3-N=3x180-280V AC (ABB1SVR730885R3300)
98% match

ABB CM-MPS.21S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3-N=3x180-280V AC (ABB1SVR730885R3300)

ABB INDIA Solutions & Services

£223.67 27 Jun 2026
ABB CM-PVS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730794R3300)
98% match

ABB CM-PVS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730794R3300)

ABB

£262.80 10 Jun 2026
ABB CM-ESS.MS Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0500)
98% match

ABB CM-ESS.MS Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0500)

ABB

£359.32 27 Jun 2026
ABB CM-MPN.52S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x350-580V AC (ABB1SVR750487R8300)
98% match

ABB CM-MPN.52S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x350-580V AC (ABB1SVR750487R8300)

ABB

£330.23 04 Jul 2026
ABB CM-ESS.2S Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0400)
98% match

ABB CM-ESS.2S Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0400)

ABB

£293.55 17 Jul 2026
ABB CM-PAS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730774R3300)
98% match

ABB CM-PAS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730774R3300)

ABB INDIA Solutions & Services

£232.33 27 Jun 2026
ABB CM-EFS.2S Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730750R0400)
98% match

ABB CM-EFS.2S Single Phase Voltage Monitoring Relay 2c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730750R0400)

ABB

Out of stock 30 Jun 2026
ABB CM-MSS.51S Therm. Motor Protec. Relay 2x1c/o, 24-240V AC/DC (ABB1SVR730712R1300)
97% match

ABB CM-MSS.51S Therm. Motor Protec. Relay 2x1c/o, 24-240V AC/DC (ABB1SVR730712R1300)

ABB

£270.50 24 Jun 2026
ABB SSR10 24VDC Safety Relay Sentry, 24V DC, 3 NO + 1 NC, No Time Delay (ABB2TLA010050R0000)
97% match

ABB SSR10 24VDC Safety Relay Sentry, 24V DC, 3 NO + 1 NC, No Time Delay (ABB2TLA010050R0000)

ABB

£173.28 27 Jun 2026
SSR32 24VDC Safety Relay Sentry, 24V DC, 2 NO + 2 NO (delayed), OFF-Delay, 0.5 second (ABB2TLA010052R0400)
97% match

SSR32 24VDC Safety Relay Sentry, 24V DC, 2 NO + 2 NO (delayed), OFF-Delay, 0.5 second (ABB2TLA010052R0400)

ABB

£276.89 13 Jul 2026
ABB RB121PG-5V DC Interface Relay R600 1c/o, A1-A2=5V DC, 5-250V AC/10mA-6A (ABB1SNA645036R2500)
97% match

ABB RB121PG-5V DC Interface Relay R600 1c/o, A1-A2=5V DC, 5-250V AC/10mA-6A (ABB1SNA645036R2500)

ABB

£63.56 10 Jul 2026
ABB SSR10M VAC/VDC Safety Relay Sentry, 120-375V DC, 3 NO + 1 NC, No Time Delay (ABB2TLA010050R0100)
97% match

ABB SSR10M VAC/VDC Safety Relay Sentry, 120-375V DC, 3 NO + 1 NC, No Time Delay (ABB2TLA010050R0100)

ABB

£219.29 27 Jun 2026
ABB RB121-24VUC Interface Relay R600 1c/o, A1-A2=24V AC/DC, 5-250V AC/60mA-6A (ABB1SNA645001R0300)
97% match

ABB RB121-24VUC Interface Relay R600 1c/o, A1-A2=24V AC/DC, 5-250V AC/60mA-6A (ABB1SNA645001R0300)

ABB

£51.78 20 Jun 2026
ABB RB122G-230VUC Interface Relay R600 2c/o, A1-A2=230V AC/DC, 5-250V AC/10mA-8A (ABB1SNA645013R2600)
97% match

ABB RB122G-230VUC Interface Relay R600 2c/o, A1-A2=230V AC/DC, 5-250V AC/10mA-8A (ABB1SNA645013R2600)

ABB

£83.58 31 May 2026
SSR42 24VDC Safety Relay Sentry, 24V DC, 2 NO + 2 NO (delayed), OFF-Delay, 1.5 seconds (ABB2TLA010053R0400)
97% match

SSR42 24VDC Safety Relay Sentry, 24V DC, 2 NO + 2 NO (delayed), OFF-Delay, 1.5 seconds (ABB2TLA010053R0400)

ABB

£276.89 26 Jun 2026
ABB CM-MSS.31S Therm. Motor Protec. Relay 1n/o+1n/c, 24-240V AC/DC (ABB1SVR730712R1400)
97% match

ABB CM-MSS.31S Therm. Motor Protec. Relay 1n/o+1n/c, 24-240V AC/DC (ABB1SVR730712R1400)

ABB

£210.13 30 Jun 2026
ABB CM-MSS.13S Therm. Motor Protec. Relay 1c/o, 110-130V AC/220-240V AC (ABB1SVR730700R2100)
97% match

ABB CM-MSS.13S Therm. Motor Protec. Relay 1c/o, 110-130V AC/220-240V AC (ABB1SVR730700R2100)

ABB INDIA Solutions & Services

£106.79 24 Jun 2026
ABB CM-MSS.32S Therm. Motor Protec. Relay 2c/o, 24V AC/DC (ABB1SVR730712R0200)
97% match

ABB CM-MSS.32S Therm. Motor Protec. Relay 2c/o, 24V AC/DC (ABB1SVR730712R0200)

ABB

£95.84 24 Jun 2026
RO/SE PRI-51/16 Power Monitoring Relays, Power Range 16A / 24-240V AC + 24V DC
97% match

RO/SE PRI-51/16 Power Monitoring Relays, Power Range 16A / 24-240V AC + 24V DC

RO/SE

£82.99 26 Jun 2026