8 Series Pushbutton Switches ■Features ■Specifications 1.Contacts Rating Max. rating 6A 125VAC/3A 250VAC/4A 30VDC Silver or gold-plated contacts. Initial contact resistance 10mΩmax.　 （ 1A 2〜4VDC） 2.Epoxy resin case Initial dielectric strength 1,500VAC 1 minute UL94V-0 self-extinguishing epoxy. 3.Actuator style Initial insulation resistance 1,000MΩ min. （ 500VDC） Over 30 actuator variations. Electrical life Alternate type 40,000 operations 4.Insulation between terminal and ground: （Excluding 8R & 8W） Momentary type 25,000 operations 4 mm minimum. 5.Prevention of flux entry Otepmepraetriantgu re range −30℃〜＋85℃ The epoxy resin seal on bottom of the switch helps prevent Stetmorpaegrea ture range −40℃〜＋85℃ the entry of solder and flux. （Excluding 8R & 8W. Specifications on 8R and 8W series are 6.Insulation barrier: specified separately on P.264 and P.269.） Insulation barrier design between poles helps prevent short-circuiting between poles ensuring high reliability. ■Terminal Styles UL-Recognized, CSA certified Products Solde（r Style：1） Straigh（t Style：2） （Pushbutton type Only） ■Eight Switch Series （ ※2.） （ ※3.） Poles Switching function 8N 8P 8Y 8N 8P 8Y 1011−Z ON − ON ○ ○ ○ ○ ○ ○ 1012−Z ○ ○ ○ ○ 1 pole 1021−Z ON −（ON） ○ ○ ○ ○ 1022−Z ○ ○ ○ ○ 2011−Z ON − ON ○ ○ ○ ○ ○ ○ 2012−Z ○ ○ ○ ○ 2 poles 2021−Z ON −（ON） ○ ○ ○ ○ ○ ○ 2022−Z ○ ○ ○ ○ 3011−Z ON − ON ○ ○ ○ ○ ○ ○ 3 poles 3021−Z ON −（ON） ○ ○ ○ ○ ○ ○ 4011−Z ON − ON ○ ○ ○ ○ ○ ○ 4 poles 4021−Z ON −（ON） ○ ○ ○ ○ ○ ○ （※2.） UL File No.E43275 （※3.） CSA File No.LR38341 If UL or CSA marking is required, please specify when ordering.

8 Series Pushbutton Switches Selection Table Part No. Name Actuator shape Number of poles Switching function Terminal style Page ON　−　ON 8N Standard Pushbutton 1.2.3.4 261 ON　−（ON） S/D P/C Solder Straight ON　−　ON 8P Splash Proof Pushbutton 1.2 263 ON　−（ON） S/D Solder ON　−　ON 8Y Mustang Pushbutton 1.2.3 265 ON　−（ON） S/D Solder ON　−　ON 8R-N Soft Touch Pushbutton 1.2 267 ON　−（ON） S/D P/C Solder Straight 8W-N Snap-in Pushbutton 1.2 ON　−（ON） 269 S/D P/C Solder Straight ■Part Numbering 8　　 N　　 1　 01　　 1 　 B － Z Switching function Series code Number of poles Terminal style Actuator shape （※1）Contact plating and material Code Actuator Fig. Number of poles Fig. Switching function Fig. Terminal style Code Contact material Plating N Standard 1 1 01 ON － ON 1 Solder None Bs+Ag or Cu+Ag Ag 2 2 02 ON － （ ON） 2 PC/Straight P Splash proof 3 3 B Bs or Cu Ni+Au 4 4 Y Mustang C Bs+Ag or Cu+Ag Ni+Au R Soft Touch ※1 Bs＝Brass Cu＝Copper Ag＝Silver W Snap-in Note：Some combinations may not be available. Please check the "Table Ni＝ Nickel of Part Numbers" for each series. Au＝Gold （ON）：Momentary.

8R-N Soft Touch Pushbutton Switches RoHS compliant ■Features ■Specifications The 8R Soft-Touch Pushbutton switches has a unique Silver plated 3A 125VAC （ Resistive load） Rating snap action structure which provides light and soft tactile Gold plated Max. 60mA 30VDC（ Resistive load） feel. Silver plated 10mΩ max（. 1A 2〜4VDC） Initial contact resistance The short travel distance (Alternate action: 2.5 mm, Gold plated 20mΩ max（. 5mA 200μVAC） Momentary: 1 mm) and the low-profile design make the 8R Initial Dielectric strength 1,000VAC 1 minute series suitable for applications where panel space is limited. Initial insulation resistance 1,000MΩ min. （ 500VDC） Electrical life 25,000 operations（ 50,000 operations:Gold plate） Operating temperature range −20℃〜＋85℃ Storage temperature range −40℃〜＋85℃ 8R101■−N−Z 3.92±1.96N Alternate type 8R201■−N−Z 4 . 9 ± 21..9946N Operating force 8R102■−N−Z 2.94±0.98N Momentaly type 8R202■−N−Z 4 . 9 ± 10..9968N ■Table of Part Numbers ■PC Hole Layouts No. of ploe Terminal style 1−pole 2−pole Switching function ON − ON 　8R1011−N−Z ★8R2011−N−Z S/D （Solder） 　8R1021−N−Z 　8R2021−N−Z ON −（ON） 　8R1021B−N−Z ★8R2021B−N−Z 　8R1022−N−Z 　8R2022−N−Z P/C ON −（ON） ☆8R1022B−N−Z ★8R2022B−N−Z 1 pole 2 poles ■Terminal Styles ………………………… Page 259. ■Panel Cut−Out Dimensions Panel thickness : 2 mm max. With Locking Ring Without Locking Ring ★：Made to order products. ☆：Semi-standard products. （ON）：Momentary.

8R SPDT Switching function Terminal numbers are not shown on the switch. Part No. ※ 8R101■−N−Z ON ON 　 8R102■−N−Z ON （ON） Connecting terminals 3−2 3−1 ※：The circuit switches each time the switch button is pressed. ■：Please refer to "Table of Part Numbers" on P.267 for a list of full part numbers. DPDT Switching function Terminal numbers are not shown on the switch. Part No. ※ 8R201■−N−Z ON ON 　 8R202■−N−Z ON （ON） 3−2 3−1 Connecting terminals 6−5 6−4 ※：The circuit switches each time the switch button is pressed. ■：Please refer to "Table of Part Numbers" on P.267 for a list of full part numbers. ■Standard Accessories ■Color Button Mounting 　（8R & 8R−B） 《Supplied with switch》 Hex Nut Lockwasher Locking Ring 140008010241 140008030051 140008020062 Snap in the color button on to the actuator. Nickel plated Zinc plated Zinc plated Part name Color Button Dimension A φ8 φ10 φ15 Dimension B 7.5 8 10 White 140000481420 140000480082 140000480088 Red 140000481421 140000480083 140000480089 Black 140000481422 140000480081 140000480090 (Material : PA) Gray 140000481423 140000480084 140000480091 Stroke Terminal Style Number of poles Switching Function Parts No. Dimension A Dimension B Dimension C C A±1 B±1 ON − ON 8R1011 −N−Z 16.5 12.5 2.5 1 pole ON −（ON） 8R1021 −N−Z 15.0 11.0 1.0 S/D ON − ON 8R2011 −N−Z 16.5 12.5 2.5 2 poles ON −（ON） 8R2021 −N−Z 15.0 11.0 1.0 1 pole ON −（ON） 8R1022 −N−Z 17.4 11.0 1.0 （1） （1） （4） P/C 2 poles ON −（ON） 8R2022 −N−Z 17.4 11.0 1.0 （2） （2） （5） ：Blank for silver-plated contacts. "B" for gold-plated contacts. 　(cid:10902)：Gold plated （3） （3） （6） ●Hex Nut (2 pcs), Lockwasher (1 pc), and Locking Ring (1 pc) are supplied with the switch. A Color Button is also supplied with the switch. （ON）：Momentary. Please specify the part number from the above table when ordering.

8W-N ■Panel Cut-Out Dimensions Series 8N 8R 8P 8Y Panel thickness 1.5 mm Max. 2.5 mm Max. 2 mm Max. 3 mm Max. 4.5 mm Max. 5 mm Max. 6 mm Max. Dimensions With Locking Ring Without Locking Ring With Locking Ring Without Locking Ring With Locking Ring Without Locking Ring ■PC Hole Layouts Series 8N・8P 8R・8W Dimensions 1 pole 3 poles 1 pole 2 poles 4 poles 2 poles ■Precautions （8N・8P・8R・8W・8Y） 1. Soldering Specifications 2. Mounting ⑴Manual soldering ●Do not bend the terminals before mounting the Device：Solder iron switch on the PC board. ①420℃ Max. 3 sec. Max. ●After mounting the switch, do not place the device ⑵Auto soldering in such a way that the device weight will be applied ②The above-stated soldering conditions shall apply on to the actuator of the switch. only to switches with straight terminals. Auto ●For switches with straight terminals, solder the soldering is not possible with right-angle terminals. switch on the PC board after fixing the switch on Switches with right-angle terminals should be the panel with a nut. soldered manually according to the conditions specified in (1) above. ⑶When putting the switches through an aging process 3. Flux Cleaning after they were soldered onto the printing board or after ⑴Solvent : Fluorine or Alcohol type. installed into a complete end product, be sure to remove ⑵8A/B/C/D/E/F/J/S series are not washable. To wash the the buttons ofthe switches., PC board, clean the soldering surface of the PC board with a brush so that the switch is not exposed to the cleaning solution. ■Packaging Specification Perforated Plastic Bag 25 pcs/pack