Surge Suppressor Units

Surge suppressor units are a kind of protective device used to ensure that electrical equipment is not damaged by a sudden voltage spike. This can be caused by a lightning strike or simply an electrical fault. Surge suppressors are often built into devices such as power strips, but they are also available as standalone units.

How do surge suppressor units work?

Surge suppressor un...

Showing 1-20 of 27 products

Filter

Sort

Filter

Sort

Relevance
Price (high-low)
Price (low-high)
Mersen, STPT2-40 Surge Protector 275V ac Maximum Voltage Rating 40 kA Maximum Surge Current Type 2 Arrester
Mersen, STPT2-40 Surge Protector 275V ac Maximum Voltage Rating 40 kA Maximum Surge Current Type 2 Arrester
Add to parts list
RS Stock No.: 179-3058Brand: MersenManufacturers Part No.: 83020106 / STPT2-40K275V-1PSähkönumero: 3208514

€ 55.97

€ 55.97 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 55.97
Add to basket
Mersen
Type 2 Arrester
Surge Protector
-
-
275V ac
-
DIN Rail
-
-
40kA
-
STPT2-40
-
-
-
-
-
-
-40°C
-
80°C
18mm
70mm
IEC 61643-11, EN 61643-11
90mm
No
Phoenix Contact, PLT-SEC Surge Protection Device 240V ac/dc Maximum Voltage Rating 0.026 kA Maximum Surge Current Type 3
Phoenix Contact, PLT-SEC Surge Protection Device 240V ac/dc Maximum Voltage Rating 0.026 kA Maximum Surge Current Type 3
Add to parts list
RS Stock No.: 188-8255Brand: Phoenix ContactManufacturers Part No.: 2907919Sähkönumero: 5807055

€ 158.13

€ 158.13 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 158.13
Add to basket
Phoenix Contact
Type 3 Surge Protection Device
Surge Protection Device
-
-
240V ac/dc
-
DIN Rail
-
-
0.026kA
-
PLT-SEC
-
-
-
-
-
-
-40°C
-
80°C
17.7mm
74.5mm
IEC 61643-11, EN 61643-11
93.4mm
No
Phoenix Contact, CN-UB-280DC-BB Surge Protector 280 V dc, 195V ac Maximum Voltage Rating 20 kA Maximum Surge Current
Phoenix Contact, CN-UB-280DC-BB Surge Protector 280 V dc, 195V ac Maximum Voltage Rating 20 kA Maximum Surge Current
Add to parts list
RS Stock No.: 802-6726Brand: Phoenix ContactManufacturers Part No.: 2818850Sähkönumero: 5807030

€ 187.00

€ 187.00 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 187.00
Add to basket
Phoenix Contact
Coaxial Surge Arrester
Surge Protector
-
-
280, 195V dc
-
-
-
-
20kA
-
CN-UB-280DC-BB
-
-
-
-
-
-
-40°C
-
85°C
25mm
67mm
EN 61643-21, IEC 61643-21
25mm
No
Phoenix Contact, VAL Surge Protector 230V ac Maximum Voltage Rating 40 kA Maximum Surge Current Surge Arrester
Phoenix Contact, VAL Surge Protector 230V ac Maximum Voltage Rating 40 kA Maximum Surge Current Surge Arrester
Add to parts list
RS Stock No.: 802-6542Brand: Phoenix ContactManufacturers Part No.: 2798844Sähkönumero: 5827138

€ 82.20

€ 82.20 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 82.20
Add to basket
Phoenix Contact
Surge Arrester Protection Module
Surge Protector
-
-
230V ac
-
DIN Rail
-
-
40kA
-
VAL
-
-
-
-
-
-
-40°C
-
80°C
17.7mm
54.5mm
EN 61643-11, IEC 61643-11
52.4mm
No
Phoenix Contact, PT 1X2-24DC-ST Surge Protector 28 V dc, 20V ac Maximum Voltage Rating 20 kA Maximum Surge Current
Phoenix Contact, PT 1X2-24DC-ST Surge Protector 28 V dc, 20V ac Maximum Voltage Rating 20 kA Maximum Surge Current
Add to parts list
RS Stock No.: 802-8201Brand: Phoenix ContactManufacturers Part No.: 2856032Sähkönumero: 5807020

€ 134.28

€ 134.28 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 134.28
Add to basket
Phoenix Contact
Protective Plug
Surge Protector
-
-
28, 20V dc
-
DIN Rail, Screw
-
-
20kA
-
PT 1X2-24DC-ST
-
-
-
-
-
-
-40°C
-
85°C
17.7mm
52mm
IEC 61643-21, EN 61643-21
45mm
No
Phoenix Contact, PLT-SEC Surge Protection Device 240V ac/dc Maximum Voltage Rating 0.026 kA Maximum Surge Current Type 3
Phoenix Contact, PLT-SEC Surge Protection Device 240V ac/dc Maximum Voltage Rating 0.026 kA Maximum Surge Current Type 3
Add to parts list
RS Stock No.: 188-8256Brand: Phoenix ContactManufacturers Part No.: 2907928Sähkönumero: 5807057

€ 158.13

€ 158.13 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 158.13
Add to basket
Phoenix Contact
Type 3 Surge Protection Device
Surge Protection Device
-
-
240V ac/dc
-
DIN Rail
-
-
0.026kA
-
PLT-SEC
-
-
-
-
-
-
-40°C
-
80°C
17.7mm
74.5mm
KEMA KEUR, CCA, DNV GL, IECEE CB, EAC, IEC 61643-11, EN 61643-11
101mm
No
Phoenix Contact, VAL Surge Suppressor Unit 690V ac Maximum Voltage Rating Type 2
Phoenix Contact, VAL Surge Suppressor Unit 690V ac Maximum Voltage Rating Type 2
Add to parts list
RS Stock No.: 445-5252Brand: Phoenix ContactManufacturers Part No.: 2817741Sähkönumero: 5827162

€ 22.97

€ 22.97 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 22.97
Add to basket
Phoenix Contact
Type 2
Surge Suppressor Unit
-
-
690V ac
-
DIN Rail
-
10 pieces
-
-
VAL
-
-
-
-
-
-
-40°C
-
80°C
89.8mm
17.7mm
EAC, cUL Recognised, IEC 61643-112011, UAE-RoHS, DNV GL, ÖVE, UL Recognised, CCA, CSA, IECEE CB Scheme, EN 61643-112012, KEMA-KEUR
52mm
No
Mersen, STMT23 Surge Protector 275V ac Maximum Voltage Rating 20 kA Maximum Surge Current Type 2 Arrester, Type 3
Mersen, STMT23 Surge Protector 275V ac Maximum Voltage Rating 20 kA Maximum Surge Current Type 2 Arrester, Type 3
Add to parts list
RS Stock No.: 179-3071Brand: MersenManufacturers Part No.: 83230511 / STMT23-20K275V-SP-SMSähkönumero: 3208515

€ 124.24

€ 124.24 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 124.24
Add to basket
Mersen
Type 2 Arrester, Type 3 Arrester
Surge Protector
-
-
275V ac
-
DIN Rail
-
-
20kA
-
STMT23
-
-
-
-
-
-
-
-
-
18mm
65mm
IEC 61643-11, EN 61643-11
86mm
No
Mersen, STPT2-40 Surge Protector 275V ac Maximum Voltage Rating 40 kA Maximum Surge Current Type 2 Arrester
Mersen, STPT2-40 Surge Protector 275V ac Maximum Voltage Rating 40 kA Maximum Surge Current Type 2 Arrester
Add to parts list
RS Stock No.: 179-3063Brand: MersenManufacturers Part No.: 83020152 / STPT2-40K275V-4PSähkönumero: 3208511

€ 214.60

€ 214.60 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 214.60
Add to basket
Mersen
Type 2 Arrester
Surge Protector
-
-
275V ac
-
DIN Rail
-
-
40kA
-
STPT2-40
-
-
-
-
-
-
-40°C
-
80°C
72mm
70mm
EN 61643-11, IEC 61643-11
90mm
No
Phoenix Contact, VAL-CP-N/PE-350-ST Surge Protector 264V ac Maximum Voltage Rating 40 kA Maximum Surge Current
Phoenix Contact, VAL-CP-N/PE-350-ST Surge Protector 264V ac Maximum Voltage Rating 40 kA Maximum Surge Current
Add to parts list
RS Stock No.: 802-8321Brand: Phoenix ContactManufacturers Part No.: 2859699Sähkönumero: 5807094

€ 118.60

€ 118.60 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 118.60
Add to basket
Phoenix Contact
Protective Plug
Surge Protector
-
-
264V ac
-
DIN Rail
-
-
40kA
-
VAL-CP-N/PE-350-ST
-
-
-
-
-
-
-40°C
-
80°C
46.4mm
11.7mm
EN 61643-11, IEC 61643-11
56.4mm
No
Phoenix Contact, PT 2XEX(I)-24DC-ST Surge Protection Plug 30V Maximum Voltage Rating 10 kA Maximum Surge Current Surge
Phoenix Contact, PT 2XEX(I)-24DC-ST Surge Protection Plug 30V Maximum Voltage Rating 10 kA Maximum Surge Current Surge
Add to parts list
RS Stock No.: 241-6063Brand: Phoenix ContactManufacturers Part No.: 2838225Sähkönumero: 5827163

€ 3,288.10

€ 328.81 Each (In a Pack of 10) (Exc. Vat)

Check stock

10

Available in multiples of 10
10€ 328.81
Add to basket
Phoenix Contact
Surge Protection
Surge Protection Plug
-
-
30V
-
Base Mount
-
10 pieces
10kA
-
PT 2XEX(I)-24DC-ST
-
-
-
-
-
-
-40°C
-
85°C
-
51.7mm
IEC 60079-0 2011, EN 61643-21 A2:2013, IEC 60079-11 2011, IEC 61643-21 A2:2012, EN 60079-0 2012, EN 60079-26 2007, EN 60079-11 2012, IEC 60079-26 2006
44.8mm
ATEX
Phoenix Contact, PT 4-BE Surge Protector 120V ac Maximum Voltage Rating Surge Protection
Phoenix Contact, PT 4-BE Surge Protector 120V ac Maximum Voltage Rating Surge Protection
Add to parts list
RS Stock No.: 241-6070Brand: Phoenix ContactManufacturers Part No.: 2839402Sähkönumero: 7227106

€ 991.45

€ 99.145 Each (In a Pack of 10) (Exc. Vat)

Check stock

10

Available in multiples of 10
10€ 99.145
Add to basket
Phoenix Contact
Surge Protection
Surge Protector
-
-
120V ac
-
DIN Rail
-
10 pieces
-
-
PT 4-BE
-
-
-
-
-
-
-40°C
-
85°C
-
51.5mm
IEC 61643-21, EN 61643-21
90mm
No
Phoenix Contact, VAL-CP-MCB-3S-350/40/FM Surge Arrester 250V ac Maximum Voltage Rating 30 kA Maximum Surge Current Surge
Phoenix Contact, VAL-CP-MCB-3S-350/40/FM Surge Arrester 250V ac Maximum Voltage Rating 30 kA Maximum Surge Current Surge
Add to parts list
RS Stock No.: 241-6080Brand: Phoenix ContactManufacturers Part No.: 2882750Sähkönumero: 5827178

€ 677.70

€ 677.70 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 677.70
Add to basket
Phoenix Contact
Surge Arrester
Surge Arrester
-
-
250V ac
-
DIN Rail
-
-
30kA
-
VAL-CP-MCB-3S-350/40/FM
-
-
-
-
-
-
-25°C
-
60°C
-
76mm
IEC 60364-4-443, IEC 60364-5-534, EN 61643-11 2012, IEC 61643-11 2011
101mm
No
Mersen, STPT12 Surge Protector 400V ac Maximum Voltage Rating 25 kA Maximum Surge Current Type 1 Arrester, Type 2
Mersen, STPT12 Surge Protector 400V ac Maximum Voltage Rating 25 kA Maximum Surge Current Type 1 Arrester, Type 2
Add to parts list
RS Stock No.: 179-3054Brand: MersenManufacturers Part No.: 83120161 / STPT12-25K275V-4PMSähkönumero: 3208512

€ 909.88

€ 909.88 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 909.88
Add to basket
Mersen
Type 1 Arrester, Type 2 Arrester
Surge Protector
-
-
400V ac
-
DIN Rail
-
-
25kA
-
STPT12
-
-
-
-
-
-
-40°C
-
80°C
144mm
76mm
EN 61643-11, IEC 61643-11
90mm
No
Phoenix Contact, CN-UFB-5DC/E75 Surge Protection Connector 5V Maximum Voltage Rating 10 kA Maximum Surge Current
Phoenix Contact, CN-UFB-5DC/E75 Surge Protection Connector 5V Maximum Voltage Rating 10 kA Maximum Surge Current
Add to parts list
RS Stock No.: 220-3863Brand: Phoenix ContactManufacturers Part No.: 2763604Sähkönumero: 5807207

€ 283.63

€ 283.63 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 283.63
Add to basket
Phoenix Contact
Attachment Plug
Surge Protection Connector
-
-
5V
-
-
-
-
10kA
-
CN-UFB-5DC/E75
-
-
-
-
-
-
-40°C
-
80°C
25.4mm
93mm
EN 61643-21, IEC 61643-21
25.4mm
No
Phoenix Contact, CTM 1X2 Surge Protection Plug 21V ac Maximum Voltage Rating 10 kA Maximum Surge Current
Phoenix Contact, CTM 1X2 Surge Protection Plug 21V ac Maximum Voltage Rating 10 kA Maximum Surge Current
Add to parts list
RS Stock No.: 265-7505Brand: Phoenix ContactManufacturers Part No.: 2838513Sähkönumero: 7227160

€ 92.87

€ 92.87 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 92.87
Add to basket
Phoenix Contact
-
Surge Protection Plug
-
-
21V ac
-
-
-
10 pieces
10kA
-
CTM 1X2
-
-
-
-
-
-
-25°C
-
75°C
-
53.5mm
DIN VDE 0110-1 / IEC 60664-1, IEC 61643-21
21mm
No
Phoenix Contact, FLT-SEC Lightning Arrester 264V ac Maximum Voltage Rating 10 mA Maximum Surge Current Protective Device
Phoenix Contact, FLT-SEC Lightning Arrester 264V ac Maximum Voltage Rating 10 mA Maximum Surge Current Protective Device
Add to parts list
RS Stock No.: 185-3083Brand: Phoenix ContactManufacturers Part No.: 2801615Sähkönumero: 5807045

€ 740.45

€ 740.45 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 740.45
Add to basket
Phoenix Contact
Protective Device
Lightning Arrester
-
-
264V ac
-
DIN Rail
-
-
10mA
-
FLT-SEC
-
-
-
-
-
-
-40°C
-
80°C
35.5mm
74.5mm
IEC 61643-11, EN 61643-11
167mm
No
Phoenix Contact, FLT-SEC Lightning Surge Protector 440V ac Maximum Voltage Rating 10 mA Maximum Surge Current Protective
Phoenix Contact, FLT-SEC Lightning Surge Protector 440V ac Maximum Voltage Rating 10 mA Maximum Surge Current Protective
Add to parts list
RS Stock No.: 185-3084Brand: Phoenix ContactManufacturers Part No.: 2905987Sähkönumero: 5807031

€ 535.88

€ 535.88 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 535.88
Add to basket
Phoenix Contact
Protective Device
Lightning Surge Protector
-
-
440V ac
-
DIN Rail
-
-
10mA
-
FLT-SEC
-
-
-
-
-
-
-40°C
-
80°C
35.6mm
74.5mm
IEC 61643-11, EN 61643-11
95mm
No
Phoenix Contact, PLT-SEC Surge Protection Plug 264V ac Maximum Voltage Rating Type 3 Surge Protection Device
Phoenix Contact, PLT-SEC Surge Protection Plug 264V ac Maximum Voltage Rating Type 3 Surge Protection Device
Add to parts list
RS Stock No.: 207-2785Brand: Phoenix ContactManufacturers Part No.: 2907923Sähkönumero: 5807058

€ 1,192.25

€ 119.225 Each (In a Pack of 10) (Exc. Vat)

Check stock

10

Available in multiples of 10
10€ 119.225
Add to basket
Phoenix Contact
Type 3 Surge Protection Device
Surge Protection Plug
-
-
264V ac
-
On Base Element
-
10 pieces
-
-
PLT-SEC
-
-
-
-
-
-
-40°C
-
80°C
17.5mm
65.7mm
IEC 61643-11:2011/EN 61643-11:2012
46.7mm
No
Phoenix Contact, PT 1X2-BE Surge Protector 53V dc Maximum Voltage Rating Base Element
Phoenix Contact, PT 1X2-BE Surge Protector 53V dc Maximum Voltage Rating Base Element
Add to parts list
RS Stock No.: 802-8220Brand: Phoenix ContactManufacturers Part No.: 2856113Sähkönumero: 5807021

€ 55.47

€ 55.47 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 55.47
Add to basket
Phoenix Contact
Base Element
Surge Protector
-
-
53V dc
-
DIN Rail, Screw
-
10 pieces
-
-
PT 1X2-BE
-
-
-
-
-
-
-40°C
-
85°C
17.7mm
52mm
EN 61643-21, DNV GL, cUL Listed, UL Listed, IEC 61643-21, EAC, CCC
90mm
UKCA-EX, ATEX, IECEx, NEPSI