All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
AlibabaElectrical Equipment & SuppliesLow Voltage ProductsMiniature Circuit BreakersWholesale 회로 차단기 20a 12v
Popular in your industry
Mining
Mining
Electrical Instruments & Tools
Electrical Instruments & Tools
Electrical Wires & Accessories
Electrical Wires & Accessories
Building Construction
Building Construction
Road Construction
Road Construction
Grain Processing Plant
Grain Processing Plant

회로 차단기 20a 12v

(669 products available)

5A 10A 15A 20A 25A 30A 35A 40A 45A 50A 28C DC Stud Type Bimetal Automatic Modified Manual Reset Automotive Circuit Breaker

5A 10A 15A 20A 25A 30A 35A 40A 45A 50A 28C DC Stud Type Bimetal Automatic Modified Manual Reset Automotive Circuit Breaker

$1.20
Min Order: 1000 pieces
CN
14 yrs
5.0
/5
·
17 reviews
·
"professional service"
Contact Supplier
PowMr 20A 30A 40A 50A 60A 80A 100A Reset Fuse Holder with Manual Reset Inlinee Circuit Breaker for 12/24V DC Switch

PowMr 20A 30A 40A 50A 60A 80A 100A Reset Fuse Holder with Manual Reset Inlinee Circuit Breaker for 12/24V DC Switch

$3.50 - $4.20
Min Order: 1 piece
CN
9 yrsverify
4.8
/5
·
180 reviews
·
"Fast shipping"
Contact Supplier
ST-001 3 PIN 12v 250v rocker switch type circuit breaker

ST-001 3 PIN 12v 250v rocker switch type circuit breaker

$0.22
Min Order: 500 pieces
CN
10 yrsverify
4.7
/5
·
76 reviews
·
"exceptional service"
Contact Supplier
KUOYUH AR series 12V auto recloser overload protector automotive circuit breaker for a truck

KUOYUH AR series 12V auto recloser overload protector automotive circuit breaker for a truck

$0.80 - $0.96
Min Order: 10 pieces
CN
5 yrs
4.7
/5
·
19 reviews
·
"fast delivery"
Contact Supplier
12V 20A 30A 40A 50A 60A 80A 100A stereo Car Audio Circuit Breaker

12V 20A 30A 40A 50A 60A 80A 100A stereo Car Audio Circuit Breaker

$0.26 - $0.42
Min Order: 100 pieces
CN
7 yrsverify
4.8
/5
·
30 reviews
·
"fast shipping"
Contact Supplier
E8 Huge Saving 6Amp Automatic Circuit Breaker 12v dc UCB 5-30A car fuse 5a 7.5a 10a 15a 20a 30a 35a

E8 Huge Saving 6Amp Automatic Circuit Breaker 12v dc UCB 5-30A car fuse 5a 7.5a 10a 15a 20a 30a 35a

$1.00 - $1.20
Min Order: 300 pieces
CN
11 yrsverify
5.0
/5
·
7 reviews
·
"Fast delivery"
Contact Supplier
2Pcs 20A DC Manual Reset Push Button Overload Protector Switch Thermal Circuit Breaker with Quick Connect and Waterproof Cover

2Pcs 20A DC Manual Reset Push Button Overload Protector Switch Thermal Circuit Breaker with Quick Connect and Waterproof Cover

$1.95 - $2.35
Min Order: 10 bags
CN
17 yrsverify
4.9
/5
·
73 reviews
·
"Great supplier"
Contact Supplier
100A 80A 60A 50A 40A 30A 20A 12V / 24V / 48V DC resettable circuit breaker resettable insurance for solar photovoltaic connector

100A 80A 60A 50A 40A 30A 20A 12V / 24V / 48V DC resettable circuit breaker resettable insurance for solar photovoltaic connector

$3.18 - $3.80
Min Order: 5 pieces
CN
4 yrs
4.6
/5
·
138 reviews
·
"Good service"
Contact Supplier
Marine Car 12V 24V Circuit Breaker 20A 30A 40A

Marine Car 12V 24V Circuit Breaker 20A 30A 40A

$3.60 - $3.99
Min Order: 5 pieces
CN
5 yrs
5.0
/5
·
2 reviews
·
"good service"
Contact Supplier
Kuoyuh 20A marine truck battery mini electric circuit breaker with red cover

Kuoyuh 20A marine truck battery mini electric circuit breaker with red cover

$0.75 - $0.85
Min Order: 10 pieces
CN
8 yrs
4.8
/5
·
117 reviews
·
"Excellent service"
Contact Supplier
IEC/EN60947-2 1P, 2P, 3P, 4P 63A,80A,16A,20A mcb mini 12V ac electrical circuit breaker

IEC/EN60947-2 1P, 2P, 3P, 4P 63A,80A,16A,20A mcb mini 12V ac electrical circuit breaker

$178.65 - $212.04
Min Order: 1 piece
CN
7 yrs
4.8
/5
·
9 reviews
·
"fast shipping"
Contact Supplier
Car Audio Marine Boat Stereo Switch Inverter Replace 20a 60a 80a 100a Circuit Breaker With Manual Reset Fuse Holder

Car Audio Marine Boat Stereo Switch Inverter Replace 20a 60a 80a 100a Circuit Breaker With Manual Reset Fuse Holder

$3.50 - $5.00
Min Order: 1 set
CN
3 yrs
4.9
/5
·
10 reviews
·
"on time shipping"
Contact Supplier
SunRo electricity mini mcb trip switch dc circuit breaker 24v dc circuit dc breaker 1000v 20a

SunRo electricity mini mcb trip switch dc circuit breaker 24v dc circuit dc breaker 1000v 20a

$2.20 - $2.50
Min Order: 50 sets
CN
4 yrs
4.8
/5
·
13 reviews
·
"good service"
Contact Supplier
15A 20A 30A 40A 50A 32VDC E96 ignition protected circuit breaker RV yacht thermal protection circuit breaker

15A 20A 30A 40A 50A 32VDC E96 ignition protected circuit breaker RV yacht thermal protection circuit breaker

$5.35 - $5.80
Min Order: 5 pieces
CN
3 yrs
4.9
/5
·
27 reviews
·
"good delivery"
Contact Supplier
10A 15A 20A 30A 40A 50A 60A 80A 100A Car Truck Audio Resettable Fuse Circuit Breaker 12V 24V DC

10A 15A 20A 30A 40A 50A 60A 80A 100A Car Truck Audio Resettable Fuse Circuit Breaker 12V 24V DC

$2.98 - $3.98
Min Order: 1 piece
CN
2 yrs
4.9
/5
·
46 reviews
·
"Fast delivery"
Contact Supplier
15 Amp Circuit Breaker 12V Thermal Switch Mini Breaker Circuit

15 Amp Circuit Breaker 12V Thermal Switch Mini Breaker Circuit

$0.24
Min Order: 2000 pieces
CN
10 yrs
5.0
/5
·
2 reviews
·
Contact Supplier
Automatic Fuses Circuit Breaker Low Profile ATC Fuse Breakers E37 5A 10A 15A 20A 25A 30A for 12V 24V DC Car Boat RV Solar

Automatic Fuses Circuit Breaker Low Profile ATC Fuse Breakers E37 5A 10A 15A 20A 25A 30A for 12V 24V DC Car Boat RV Solar

$1.00 - $2.00
Min Order: 50 pieces
CN
5 yrsverify
4.9
/5
·
77 reviews
·
"excellent service"
Contact Supplier
Smart 12V - 48V Electrical Circuit Breaker Box 20A - 150A DC Fuse Switch Holder for Marine RV Car Boat EV Solar Power System

Smart 12V - 48V Electrical Circuit Breaker Box 20A - 150A DC Fuse Switch Holder for Marine RV Car Boat EV Solar Power System

$2.92 - $3.64
$3.65-$4.55
Min Order: 5 pieces
CN
2 yrs
4.6
/5
·
23 reviews
·
"Good service"
Contact Supplier
Generator Rocker Switch Overload Protector Circuit Breaker Surface Mount High AMP Circuit Breaker 12V/24V DC Overload Switch

Generator Rocker Switch Overload Protector Circuit Breaker Surface Mount High AMP Circuit Breaker 12V/24V DC Overload Switch

$1.20 - $1.50
Min Order: 10 pieces
CN
10 yrsverify
4.8
/5
·
52 reviews
·
"prompt delivery"
Contact Supplier
10A 15A 20A 30A 40A 50A 60A 80A 100A 150A Audio Circuit Breaker Audio Reset Circuit Breaker Reset Fuse Holder Protection Stereo

10A 15A 20A 30A 40A 50A 60A 80A 100A 150A Audio Circuit Breaker Audio Reset Circuit Breaker Reset Fuse Holder Protection Stereo

$4.00 - $5.00
Min Order: 3 pieces
CN
10 yrs
4.9
/5
·
25 reviews
·
"good service"
Contact Supplier
12V-36V DC 20A 30A 40A 50A 60A Car Truck Audio modification Stereo Amplifier Circuit Breaker Automatic Reset Fuse Holder Switch

12V-36V DC 20A 30A 40A 50A 60A Car Truck Audio modification Stereo Amplifier Circuit Breaker Automatic Reset Fuse Holder Switch

$2.95 - $4.50
Min Order: 10 pieces
CN
3 yrs
5.0
/5
·
6 reviews
·
"fast delivery"
Contact Supplier
CB-05 10A/20A/30A/40A/50A/60A/80A/100A/150A 12V/24V In-Line Car Audio Fuse Holder Auto Circuit Breaker Manual Reset Switch

CB-05 10A/20A/30A/40A/50A/60A/80A/100A/150A 12V/24V In-Line Car Audio Fuse Holder Auto Circuit Breaker Manual Reset Switch

$2.60 - $2.80
Min Order: 100 pieces
CN
10 yrs
4.9
/5
·
63 reviews
·
"Reasonable delivery"
Contact Supplier
Open Electric odm DZ47-63 2 pole 1a mcb AC 12V 16A mini electrical circuit breakers mcb

Open Electric odm DZ47-63 2 pole 1a mcb AC 12V 16A mini electrical circuit breakers mcb

$0.90 - $1.30
Min Order: 10 pieces
CN
6 yrsverify
4.4
/5
·
50 reviews
·
"good service"
Contact Supplier
Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

$1.20 - $1.49
Min Order: 10 pieces
CN
6 yrs
4.7
/5
·
21 reviews
·
"Fast shipping"
Contact Supplier
30A 40A 50A 60A 80A 100A 150A Audio Circuit Breaker Auto Car Stereo Manual Reset 12V-24V DC for Automotive Marine Audio System

30A 40A 50A 60A 80A 100A 150A Audio Circuit Breaker Auto Car Stereo Manual Reset 12V-24V DC for Automotive Marine Audio System

$4.00 - $4.70
Min Order: 100 pieces
CN
14 yrsverify
4.9
/5
·
124 reviews
·
"Fast shipping"
Contact Supplier
Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

$1.20 - $1.49
Min Order: 10 pieces
CN
4 yrs
4.5
/5
·
7 reviews
·
"good service"
Contact Supplier
Air Breaker switch DELIXI MCB 1P 10A 20A 32A 63A for DIY Smart Home Automation

Air Breaker switch DELIXI MCB 1P 10A 20A 32A 63A for DIY Smart Home Automation

$2.20
Min Order: 1 set
CN
5 yrs
4.9
/5
·
19 reviews
·
"fast delivery"
Contact Supplier
2Pcs 20A DC Manual Reset Push Button Overload Protector Switch Thermal Circuit Breaker with Quick Connect and Waterproof Cover

2Pcs 20A DC Manual Reset Push Button Overload Protector Switch Thermal Circuit Breaker with Quick Connect and Waterproof Cover

$0.99 - $1.40
Min Order: 8 pieces
CN
4 yrsverify
4.7
/5
·
80 reviews
·
"Fast delivery"
Contact Supplier
5A 10A 15A 20A 25A 30A 35A 40A 50A DC 12V 24V 28V Automatic Manual Reset Electrical Overload Protector Thermal Circuit Breaker

5A 10A 15A 20A 25A 30A 35A 40A 50A DC 12V 24V 28V Automatic Manual Reset Electrical Overload Protector Thermal Circuit Breaker

$0.35
Min Order: 1000 pieces
CN
14 yrs
5.0
/5
·
17 reviews
·
"professional service"
Contact Supplier
E7 E8 RV Motor Winch car Circuit Breaker mini Automatic Reset Circuit Breaker 5a 6a 10a 15a 20a 30a 12v 14v dc 20a 30a 35a

E7 E8 RV Motor Winch car Circuit Breaker mini Automatic Reset Circuit Breaker 5a 6a 10a 15a 20a 30a 12v 14v dc 20a 30a 35a

$1.00 - $1.20
Min Order: 300 pieces
CN
11 yrsverify
5.0
/5
·
7 reviews
·
"Fast delivery"
Contact Supplier
3~30A KUOYUH AR6 series 12V auto recloser overload protector automotive circuit breaker for a truck

3~30A KUOYUH AR6 series 12V auto recloser overload protector automotive circuit breaker for a truck

$0.80 - $0.96
Min Order: 10 pieces
CN
5 yrs
4.7
/5
·
19 reviews
·
"fast delivery"
Contact Supplier
10A 16A 20A 30A 40A 50A 12V 24VDC manual re-setting circuit breaker

10A 16A 20A 30A 40A 50A 12V 24VDC manual re-setting circuit breaker

$0.18 - $0.25
Min Order: 5 pieces
CN
3 yrs
4.9
/5
·
27 reviews
·
"good delivery"
Contact Supplier
Kuoyuh AR6 12V 24V 20A Car Truck circuit breaker Auto Reset Circuit Breaker

Kuoyuh AR6 12V 24V 20A Car Truck circuit breaker Auto Reset Circuit Breaker

$0.85 - $1.15
Min Order: 10 sets
CN
3 yrs
4.9
/5
·
10 reviews
·
"on time shipping"
Contact Supplier
30A 12V -48V DC circuit breaker with Manual Reset Fuse Holder Switch Inverter for Car Audio Marine Boat Stereo Switch 20A-100A

30A 12V -48V DC circuit breaker with Manual Reset Fuse Holder Switch Inverter for Car Audio Marine Boat Stereo Switch 20A-100A

$2.77 - $3.54
Min Order: 10 pieces
CN
2 yrs
4.9
/5
·
46 reviews
·
"Fast delivery"
Contact Supplier
Matismart IEC/EN60947-2 2P, 4P 63A,80A,16A,20A smart mcb mini 12V ac electrical wifi smart circuit breaker

Matismart IEC/EN60947-2 2P, 4P 63A,80A,16A,20A smart mcb mini 12V ac electrical wifi smart circuit breaker

$122.00 - $150.00
Min Order: 1 piece
CN
7 yrs
4.8
/5
·
9 reviews
·
"fast shipping"
Contact Supplier
Manual Reset Fuses Circuit Breaker Low Profile ATO/ATC Fuse Breakers E39 for 12V 24V DC Car Boat RV Solar

Manual Reset Fuses Circuit Breaker Low Profile ATO/ATC Fuse Breakers E39 for 12V 24V DC Car Boat RV Solar

$1.00 - $2.00
Min Order: 50 pieces
CN
5 yrsverify
4.9
/5
·
77 reviews
·
"excellent service"
Contact Supplier
20A To 300A RV Solar Energy System Battery 12V 24V Manual Reset DC Circuit Breaker SQUARE Waterproof Fuses

20A To 300A RV Solar Energy System Battery 12V 24V Manual Reset DC Circuit Breaker SQUARE Waterproof Fuses

$4.40
$4.49
Min Order: 10 pieces
CN
5 yrs
5.0
/5
·
2 reviews
·
"good service"
Contact Supplier
Mini DC 12V 48V 20A 300A Auto Waterproof Circuit Breaker Marine Manual Reset Inline Fuse for Car Boat Yach RV Solar System

Mini DC 12V 48V 20A 300A Auto Waterproof Circuit Breaker Marine Manual Reset Inline Fuse for Car Boat Yach RV Solar System

$3.74 - $4.94
$4.68-$6.18
Min Order: 5 pieces
CN
2 yrs
4.6
/5
·
23 reviews
·
"Good service"
Contact Supplier
rongfeng SS001 16A overload protector trip free rocker switch circuit breaker for Thailand

rongfeng SS001 16A overload protector trip free rocker switch circuit breaker for Thailand

$0.78
Min Order: 100 pieces
CN
8 yrs
4.8
/5
·
117 reviews
·
"Excellent service"
Contact Supplier
CE Certificate Current Overload Protector Manual Reset DC 40A 63A Lithium Battery Circuit Breaker

CE Certificate Current Overload Protector Manual Reset DC 40A 63A Lithium Battery Circuit Breaker

$2.10 - $2.30
Min Order: 50 sets
CN
4 yrs
4.8
/5
·
13 reviews
·
"good service"
Contact Supplier
Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

$1.20 - $1.49
Min Order: 10 pieces
CN
7 yrsverify
4.8
/5
·
30 reviews
·
"fast shipping"
Contact Supplier
Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

Generator Rocker Switch Overload Protector Circuit Breaker Thermal Overload Protector 12V/24V DC Overload Switch

$1.20 - $1.49
Min Order: 10 pieces
CN
10 yrsverify
4.8
/5
·
52 reviews
·
"prompt delivery"
Contact Supplier
12V-48V Car Auto Audio Marine Boat DC Motor Operator Circuit Breaker fuse holder

12V-48V Car Auto Audio Marine Boat DC Motor Operator Circuit Breaker fuse holder

$4.00 - $5.00
Min Order: 3 pieces
CN
10 yrs
4.9
/5
·
25 reviews
·
"good service"
Contact Supplier
50A 100A Self-recovery circuit breaker Inline Circuit Breaker Manual Reset Fuses

50A 100A Self-recovery circuit breaker Inline Circuit Breaker Manual Reset Fuses

$3.45 - $3.80
Min Order: 10 pieces
CN
3 yrs
5.0
/5
·
6 reviews
·
"fast delivery"
Contact Supplier
L1 L2 L3 Series 12V 24V 50V 5A 10A 15A 20A 30A 50A Electrical DC Thermal Circuit Breaker

L1 L2 L3 Series 12V 24V 50V 5A 10A 15A 20A 30A 50A Electrical DC Thermal Circuit Breaker

$0.25
Min Order: 500 pieces
CN
14 yrs
5.0
/5
·
17 reviews
·
"professional service"
Contact Supplier
E9 mcb automotive circuit breaker car 12v dc circuit breaker 20a

E9 mcb automotive circuit breaker car 12v dc circuit breaker 20a

$10.52 - $12.54
Min Order: 100 pieces
CN
11 yrsverify
5.0
/5
·
7 reviews
·
"Fast delivery"
Contact Supplier
20A caravan manual reset waterpoof Car/Boat bimetal automobile circuit breakers

20A caravan manual reset waterpoof Car/Boat bimetal automobile circuit breakers

$7.00 - $7.80
Min Order: 10 sets
CN
3 yrs
4.9
/5
·
10 reviews
·
"on time shipping"
Contact Supplier
Top categories
Professional Audio, Video & Lighting(old)
Professional Audio, Video & Lighting(old)
Electrical Supplies
Electrical Supplies
Wiring Accessories
Wiring Accessories
Connectors & Terminals
Connectors & Terminals
Industrial Controls
Industrial Controls
Electrical Instruments
Electrical Instruments
Low Voltage Products
Low Voltage Products
Wires, Cables & Cable Assemblies
Wires, Cables & Cable Assemblies
Generators
Generators
Switches
Switches
Power Supplies
Power Supplies
Medium & High Voltage Products
Medium & High Voltage Products

About products and suppliers

669 circuit breaker 20a 12v products are offered for sale by suppliers on Alibaba.com, of which miniature circuit breakers accounts for 23%, circuit breakers accounts for 14%, and other mv&hv products accounts for 1%. Circuit breaker 20a 12v products are most popular in United Kingdom, United States, and Australia.
Related Searches:
circuit breaker 100amp 3 polecircuit breaker 100amp boxcircuit breaker 10ampcircuit breaker 115circuit breaker 12 branchescircuit breaker 120 ampcircuit breaker 120 ampscircuit breaker 125circuit breaker 125 ampcircuit breaker 125ampcircuit breaker 12v 24vcircuit breaker 15circuit breaker 15 amp outletcircuit breaker 15 ampscircuit breaker 15 plugcircuit breaker 150circuit breaker 150 ampscircuit breaker 150a
module-rfq-window-icon

TOP