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Manufacturer Part #
S21A
S Series DPST On-None-Off Solder Lug Panel Mount Toggle Switch
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| Mfr. Name: | NKK Switches | ||||||||||
| Standard Pkg: | Product Variant Information section Available PackagingPackage Qty:1 per Box Mounting Method:Panel Mount | ||||||||||
| Date Code: | 2011 | ||||||||||
NKK Switches S21A - Product Specification
Shipping Information:
ECCN:
PCN Information:
UPDATE OF PCN109994Description:Changes & Upgrades to Specific Models of S Series Toggles, LW & SW Series Rockers & SB Series Pushbuttons.The original Change Notice CN-0418 released December 2024 is being reissued as CN-0418-A with changes. Changes for the S, LW, SW and SB Series will be effective April 2025. Revision 1: Page 1 of the revised Change Notice is to notify that Change Nos. 2 and 10 will be implemented at this time, and the new Effective Date is April 2025. The balance of the changes, Nos. 1, 3 ~ 9, are postponed and will be announced in the future with a new Effective Date.Revision 2: Change Nos. 1, 2 and 3 for S Series part numbers S31 ~ S32F and S41 ~ S42T are excluded from CN-0418-A and will not be implemented at this time. Revision 3: Change Nos. 4 ~ 9 for the S Series part numbers below are excluded from CN-0418-A and will not be implemented at this time. Revision 4: Change Nos. 4 ~ 9 for the SW Series part numbers below are excluded from CN-0418-A and will not be implemented at this time.
Changes & Upgrades to Specific Models of S Series Toggles, LW & SW Series Rockers & SB Series PushbuttonsThere will be revisions to the design of specific S Series Toggles, LW and SW Series Rockers, and SB Series Pushbuttons. The changes support NKK?s ongoing efforts toward reducing the presence of substances that may be of environmental concern, and to further establish supply stability of products. Standard and custom products of each series will be effected, but will not alter their quality or performance.Description of Change:Material of Switch CaseSwitch Case ColorMethod of Identification on CasePlating on Switch Contact and RivetPlating on Coil SpringMaterial of Actuator BlockAssistant PlateInsulating PlateReduction of Substances with Environmental ConcernContact Resistance Measuring Conditions
Part Status:
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=S21A&field4=NKK Switches&field18=https://p1na.futureelectronics.com/p/electromechanical--switches--toggle/s21a-nkk-switches-2032056
- https://futureelec.wufoo.com/forms/?formname=r8bzou01ws8brs&field12=NA&field16=en&field2=S21A&field4=NKK Switches&field18=https://p1na.futureelectronics.com/p/electromechanical--switches--toggle/s21a-nkk-switches-2032056
NKK Switches S21A - Technical Attributes
| Switch Operation: | On-None-Off |
| Circuitry: | DPST |
| Contact Material: | Silver |
| Actuator Type: | Round |
| Bushing Style: | Threaded |
| Mounting Method: | Panel Mount |
Available Packaging
Package Qty:
1 per Box
Mounting Method:
Panel Mount