MB2521S2W45 NKK Switches, MB2521S2W45 Datasheet
MB2521S2W45
Manufacturer Part Number
MB2521S2W45
Description
Pushbutton Switches DPDT ON(ON) 3A Panel VERTICAL
Manufacturer
NKK Switches
Series
MB2500r
Type
Snap-Action Bracket PC Mount Pushbuttonsr
Datasheet
1.MB2511S2G45.pdf
(3 pages)
Specifications of MB2521S2W45
Contact Form
DPDT
Switch Function
ON - (ON)
Contact Rating
3 Amps at 125 Volts
Termination Style
Vertical PC
Actuator
Plunger
Supply Voltage
125 Volts
Mounting Style
Panel
Contact Plating
Silver
Contact Material
Copper
Illumination
Not Illuminated
Features
Short stroke and light touch; snap-acting mechanism gives smooth actuation, audible feedback
Mounting Angle
Vertical
Operating Force
3.92 N
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
MB-2521V1
Snap-Action Bracket PC Mount Pushbuttons
S2
11
21
MB25
Poles & Circuits
( ) = Momentary
.300” (7.6mm)
Smooth with Keyway
DPDT
SPDT
Bushing
Switches are supplied without
UL, cULus, & CSA markings unless
specified. Specific models & ratings
noted on General Specifications page.
IMPORTANT:
ON
ON
(ON)
(ON)
SPDT ON-(ON) Circuit
11
Red .315” (8.0mm)
Gold Contacts with
TYPICAL SWITCH ORDERING EXAMPLE
Diameter Cap
0.4VA Rating
DESCRIPTION FOR TYPICAL ORDERING EXAMPLE
W
G
S2
Contact Materials
13
30
45
Silver
Rated 3A @ 125V AC
Gold
Rated 0.4VA max @
28V AC/DC max
MB2511S2G13-BC
& Ratings
.250” (6.35mm) Straight PC
with Bracket
Right Angle (Single Pole only)
Vertical PC
Terminals
www.nkk.com
G
.300” (7.6mm) Smooth
Bushing with Keyway
.250” (6.35mm) Straight PC
Terminals with Bracket
13
Series MB2500
B
C
.315” (8.0mm)
Diameter
.394” (10.0mm)
Diameter
Caps
B
A
G
B
C
E
F
Cap Colors
Black
White
Red
Yellow
Green
Blue
C
C121
C
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MB2521S2W45 Summary of contents
Page 1
... Snap-Action Bracket PC Mount Pushbuttons TYPICAL SWITCH ORDERING EXAMPLE MB25 11 Poles & Circuits 11 SPDT ON (ON) 21 DPDT ON (ON Momentary Bushing .300” (7.6mm) S2 Smooth with Keyway IMPORTANT: Switches are supplied without UL, cULus, & CSA markings unless specified. Specific models & ratings noted on General Specifications page. ...
Page 2
... Dia Typ (1.8) Dia Typ .073 .073 (1.5) Dia Typ (1.5) Dia Typ C L .059 .059 C122 Snap-Action Bracket PC Mount Pushbuttons POLES & CIRCUITS Connected Terminals Down Normal Down Keyway (ON) 3-1 3-2 (ON) 3-1 6-4 3-2 6-5 BUSHING (6 ...
Page 3
... Snap-Action Bracket PC Mount Pushbuttons AT443 B .315” (8.0mm) Diameter Cap (8.0) Dia .315 Material: Polycarbonate (8.8) .346 Finish: Glossy Cap Colors A Available: Black (8.0) Dia (1.2) (6.2) Dia Keyway .315 .047 .244 (3.0) Dia .118 (8.0) (8.8) (8.5) .315 .346 .335 (8 ...