X-On Electronics has gained recognition as a prominent supplier of S21F-RO Toggle Switches across the USA, India, Europe, Australia, and various other global locations. S21F-RO Toggle Switches are a product manufactured by NKK Switches. We provide cost-effective solutions for Toggle Switches, ensuring timely deliveries around the world.

S21F-RO NKK Switches

S21F-RO electronic component of NKK Switches
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See Product Specifications
Part No.S21F-RO
Manufacturer: NKK Switches
Category: Toggle Switches
Description: Toggle Switches DPST ON-OFF MED CAP
Datasheet: S21F-RO Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
1: USD 7.8975 ea
Line Total: USD 7.9 
Availability - 0
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
0
Ship by Fri. 29 Nov to Thu. 05 Dec
MOQ : 1
Multiples : 1
1 : USD 7.8975
5 : USD 7.7454
10 : USD 7.5933
50 : USD 6.9615
100 : USD 6.7509

   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
Contact Form
Switch Function
Mounting Style
Termination Style
Voltage Rating AC
Bushing Size
Actuator
Terminal Seal
Contact Plating
Mounting Type
Series
Brand
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Notes:- Show Stocked Products With Similar Attributes.

We are delighted to provide the S21F-RO from our Toggle Switches category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the S21F-RO and other electronic components in the Toggle Switches category and beyond.

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Medium Capacity Standard Size Toggles Series S GENERAL SPECIFICATIONS FOR S1 ~ S29 A Electrical Capacity (Resistive & Inductive Load) Power Level: Shown in the following tables Other Ratings Contact Resistance: 10 milliohms maximum Insulation Resistance: 1,000 megohms minimum 500V DC Dielectric Strength: 2,000V AC minimum for 1 minute minimum Mechanical Life: 30,000 operations minimum for S5AW, S8AW, S9AW, S25AW, S28AW, S29AW 50,000 operations minimum for all other models Electrical Life: 25,000 operations minimum Angle of Throw (): Shown in tables on following pages Materials & Finishes Toggle: Brass with chrome plating Bushing: Brass with chrome plating Case: Phenolic resin Case Cover: Steel with zinc plating Movable Contactor: Copper with silver plating Movable Contacts: Silver alloy capped on copper with silver plating Stationary Contacts: Silver alloy capped on copper with silver plating Terminals: Brass with tin plating Environmental Data Operating Temp Range: 30C through +70C (22F through +158F) for Splashproof models 10C through +70C (+14F through +158F) for all other models Sealing: Splashproof & lever lock panel seal models meet IP67 standard Installation Mounting Torque: 1.47Nm (13 lbin) for single nut on AW & AL models 2.94Nm (26 lbin) for double nut on other models Maximum Panel Thickness: Shown beneath panel cutout in switch dimension drawings Soldering Time & Temperature: Manual Soldering: See Profile A in Supplement section. Standards & Certifications UL: File No. E44145 - Recognized only when ordered with marking on switch. Add /U or /CUL to end of part number to order UL recognized switch. UL or cULus recognition designated beside part numbers on following pages. See Supplement section to find UL or cULus rating details. CSA: File No. 023535 0 000 - Certified only when ordered with marking on switch. Add /C to end of part number to order CSA certified switch. CSA certification designated beside part numbers on following pages. See Supplement section to find CSA rating details. www.nkk.com A97 Supplement Accessories Indicators Touch Tilt Tactiles Slides Rotaries Keylocks Programmable Illuminated PB Pushbuttons Rockers TogglesSeries S Medium Capacity Standard Size Toggles SINGLE POLE WITH SOLDER LUG * A * UL, cULus & CSA recognized only when ordered Toggle Position/Connected Terminals Electrical Capacity with marking on switch (see General Specs) Resistive Inductive *Approvals Down Center Up Pole & Keyway AC AC DC AC 125V Angle R Model R C US Throw 125V 250V 30V PF 0.6 of Throw S1A SPST ON 1-3 NONE OFF 15A 6A 20A 8A 25 S2A SPDT ON 2-3 NONE ON 2-1 15A 6A 20A 8A 25 S3A SPDT ON 2-3 OFF ON 2-1 15A 6A 20A 8A 25 2 (COM) Throw & INTERNAL Note: Terminal numbers are SPST SPDT CONNECTION Schematics: actually on the switch 1 3 3 1 Notes: Standard Hardware: AT504M Knurled Nut, AT508 Lockwasher, AT527M Backup Hex Nut. See Accessories & Hardware section. Optional Splashproof Boot Assemblies: AT401 & AT4181 boots plus hex nut & o-ring. See Accessories & Hardware section. * Wire harness & cable assemblies offered only in Americas. (2.4) Dia Typ Keyway M12 P1 .094 (0.8) Typ (12.5) Dia .031 .492 3 (11.5) (30.0) (4.8) Typ 25 2 .453 1.181 .189 1 (1.5) .060 (6.0) Dia .236 (5.7) .224 (18.0) (17.5) (10.0) (23.7) Maximum .709 .689 .394 .933 Panel Thickness: S2A S1A does not have terminal 2 .158 (4.0mm) DOUBLE POLE WITH SOLDER LUG * * UL, cULus & CSA recognized only when ordered Toggle Position/Connected Terminals Electrical Capacity with marking on switch (see General Specs) Resistive Inductive *Approvals Down Center Up = Pole & Keyway Angle AC AC DC AC 125V R Model R C US Throw of Throw 125V 250V 30V PF 0.6 S21A DPST ON 1-3 4-6 NONE OFF 15A 15A 15A 8A 21 S6A DPDT ON 2-3 5-6 NONE ON 2-1 5-4 20A 10A 20A 8A 21 S7A DPDT ON 2-3 5-6 OFF ON 2-1 5-4 20A 10A 20A 8A 28 25(COM) Throw & Note: Terminal numbers are INTERNAL DPST DPDT CONNECTION Schematics: actually on the switch 1 3 4 6 3 1 6 4 Notes: Standard Hardware: AT504M Knurled Nut, AT508 Lockwasher, AT527M Backup Hex Nut. See Accessories & Hardware section. Optional Splashproof Boot Assemblies: AT401 & AT4181 boots plus hex nut & o-ring. See Accessories & Hardware section. * Wire harness & cables assemblies offered only in Americas. (2.4) Dia Typ Keyway M12 P1 .094 (12.5) Dia 3 .492 6 (4.8) Typ (31.2) (11.5) .189 1.228 .453 5 2 4 1 (1.5) .060 (6.0) Dia .236 (5.7) .224 (18.6) (0.8) Typ (17.5) (10.0) (25.7) .732 .031 .689 .394 1.012 Maximum Panel Thickness: S6A S21A does not have terminals 2 & 5 .158 (4.0mm) A98 www.nkk.com Supplement Accessories Indicators Touch Tilt Tactiles Slides Rotaries Keylocks Programmable Illuminated PB Pushbuttons Rockers Toggles

Tariff Desc

8536.50.99 9900975 SWITCHES being ANY of the following
a toggle 240VAC current capacity NOT exceeding 3A
b toggle 28VDC current capacity NOT exceeding 3A
c toggle 125VAC current capacity NOT exceeding 6A
d toggle 250VAC current capacity NOT exceeding 6A
e toggle 12VDC current capacity NOT exceeding 16A
f push button max 250VAC current capacity NOT exceeding 1A
g rocker 12VDC current capacity NOT exceeding 30A
h rocker 250VAC current capacity NOT exceeding 10A
i rocker max 250VAC current capacity NOT exceeding 6A
j numeric keypad
k 4-way 100VAC 0.5A OR 25V DC1A
l push button 100VAC 0.5A OR 25VDC 1A
m micro OR mini-micro max 250VAC current capacity NOT exceeding 10A
n knife 50VDC
o mercury 24VDC current capacity NOT exceeding 2A

8536.50.99 9804137 SWITCHES PRINTED CIRCUIT BOARD surface-mount OR through-hole having BOTH of the following
a current rating NOT exceeding 100mA
b voltage rating NOT exceeding 50VAC OR DC

8536.50.99 17109836 SWITCHES PUSH BUTTON panel mount

8536.50.99 9304006 SWITCHES push button illuminated being ANY of
a square
b rectangular
c circular

8536.50.99 1798512 SWITCHES ELECTRICAL having ALL of the following
a length NOT greater than 3cm
b width NOT greater than 2cm
c maximum electric current capacity greater than 11A

8536.50.99 1108450 SWITCHES LIMIT hunting tooth rotating shaft

8536.50.99 17119033 SWITCHES ROCKER panel mounting

8536.50.99 702118 SWITCHES ELECTRIC ROTARY

8536.50.99 1799019 SWITCHES SLIDE being ANY a power switches
i voltage selector
ii two position

8536.50.99 1779783 SWITCHES foot operated having a voltage of NOT less than 230VAC

8536.5 8438589 SWITCHES hall effect magnetically operated

8536.50.99 1812211 SWITCHES PUSHBUTTON mushroom OR dome shaped

8471.60.00 91 Joystick Free

8531.80.00 Electric sound or visual signalling apparatus eg bells, sirens, indicator panels, burglar or fire alarms Other apparatus Free

8541.40.00 54 LED displays Free
NKK
NKK Switches
NKK SWITCHES CO., LTD.
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