
For Reference Only
Part Number | SW3821/U |
OEMstron Part # | SW3821-U |
Manufacturer | NKK Switches |
Category | Power › Switches › Rocker Switches |
Description | SWITCH ROCKER DPST 30A 125V |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | SW3821/U PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Mar 21 - Mar 26 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
SW3821/U Specifications
Part Number | SW3821/U | |
Brand | NKK Switches | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Power | |
Category | Switches | |
Subcategory | Rocker Switches | |
Manufacturer | NKK Switches | |
Series | SW | |
Mounting Type | Panel Mount, Flange | |
Circuit | DPST | |
Switch Function | On-Off | |
Current Rating (Amps) | 30A (AC/DC) | |
Voltage Rating - AC | 125V | |
Voltage Rating - DC | 30V | |
Actuator Type | Concave (Standard V) | |
Color - Actuator/Cap | White | |
Actuator Marking | No Marking | |
Illumination Type, Color | - | |
Illumination Voltage (Nominal) | - | |
Termination Style | Screw Terminal | |
Ingress Protection | - | |
Features | - | |
Panel Cutout Dimensions | - | |
Operating Temperature | -10°C ~ 70°C |
SW3821/U Documents

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Part Number | Description | Stock |
SW3821/UC D# 70367453 NKK Switches |
Rocker Switch,DPST,ON-NONE-OFF,White Concave Actuator,30A,125VAC,Screw Lug RoHS: Compliant
|
0 |
SW3821/U D# 70367452 NKK Switches |
Rocker Switch,DPST,ON-NONE-OFF,White Concave Actuator,30A,125VAC,Screw Lug RoHS: Compliant
|
0 |
Part Number | Description | Stock |
SW3821/U D# V99:2348_06920120 NKK Switches |
Switch Rocker ON None OFF DPST Screw Lug Rocker 30A 250VAC 125VDC 50000Cycles |
Americas - 0 |
SW3821/UC D# V36:1790_06920121 NKK Switches |
Switch Rocker ON None OFF DPST Screw Lug Rocker 30A 250VAC 125VDC 50000Cycles |
Americas - 0 |
Part Number | Description | Stock |
SW3821/UC NKK Switches |
Switch Rocker ON None OFF DPST Screw Lug Rocker 30A 250VAC 125VDC 50000Cycles |
484 |
SW3821/U NKK Switches |
Switch Rocker ON None OFF DPST Screw Lug Rocker 30A 250VAC 125VDC 50000Cycles |
484 |
Part Number | Description | Stock |
SW3821/UC D# 360-2928-ND NKK Switches |
SWITCH ROCKER DPST 30A 125V |
103 In Stock |
SW3821/U D# 360-2929-ND NKK Switches |
SWITCH ROCKER DPST 30A 125V |
8 In Stock |
Part Number | Description | Stock |
SW3821/UC D# 2375969 NKK Switches |
SWITCH, ROCKER, DPST, 30A, 250VAC, WHITE RoHS: Compliant
Min Qty: 1
Container: Each
|
17 |
Part Number | Description | Stock |
SW3821/UC NKK Switches |
SW Series DPST On None Off Screw Lug UL Recognized CSA Certified Rocker Switch RoHS: Compliant
pbFree: Yes
|
0 Bulk |
Part Number | Description | Stock |
SW3821UC NKK Switches |
OEM/CM QUOTES ONLY | NO BROKERS |
190 |
SW3821UCRO NKK |
OEM/CM QUOTES ONLY | NO BROKERS |
26 |
SW3821U NKK Switches |
OEM/CM QUOTES ONLY | NO BROKERS |
65 |
Part Number | Description | Stock |
SW3821/UC D# 633-SW3821/UC NKK Switches |
Rocker Switches DPST ON-OFF 30A SCREW TERMINALS RoHS: Compliant
|
34 |
SW3821/U D# 633-SW3821/U-RO NKK Switches |
Rocker Switches DPST ON-OFF SCREW TERMINALS 30A W/UL RoHS: Compliant
|
184 |
Part Number | Description | Stock |
SW3821/UC D# 10X9319 NKK Switches |
SWITCH, ROCKER, DPST, 30A, 250VAC, WHITE, Switch Operation:On-None-Off, Contact Configuration:DPST, Illumination:Non Illuminated, Switch Mounting:Panel Mount, Actuator / Cap Colour:White, Product Range:SW Series RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
17 |
SW3821/U D# 10X9318 NKK Switches |
SWITCH, ROCKER, DPST, 30A, 250VAC, WHITE, Switch Operation:On-None-Off, Contact Configuration:DPST, Illumination:Non Illuminated, Switch Mounting:Panel Mount, Actuator / Cap Colour:White, Product Range:SW Series RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Bulk
|
0 |
Part Number | Description | Stock |
SW3821/UC D# NS-SW3821/UC NKK Switches |
OEM/CM ONLY |
2013 |
SW3821/UC-RO D# NS-SW3821/UC-RO NKK Switches |
OEM/CM ONLY |
1269 |
SW3821/U D# NS-SW3821/U NKK Switches |
OEM/CM ONLY |
8824 |
SW3821/U-RO D# NS-SW3821/U-RO NKK Switches |
OEM/CM ONLY |
7659 |
Part Number | Description | Stock |
SW3821/U NKK Switches |
OEM/CM ONLY |
103 |
SW3821/UC NKK Switches |
OEM/CM ONLY |
135 |
Part Number | Description | Stock |
SW3821/UC D# 2375969 NKK Switches |
SWITCH, ROCKER, DPST, 30A, 250VAC, WHITE RoHS: Compliant
Min Qty: 1
Container: Each
|
17 |
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