MB2181SB1W01/328 NKK Switches, MB2181SB1W01/328 Datasheet - Page 4

• Manufacturer Part Number: MB2181SB1W01/328
• Description: SWITCH PB 4PDT SILVER SOLDER LUG
• Manufacturer: NKK Switches
• Series: MB2000r
• Type: Standardr

Specifications of MB2181SB1W01/328

• Circuit: 4PDT
• Switch Function: On-Mom
• Contact Rating @ Voltage: 6A @ 125VAC
• Actuator Type: Plunger for Cap
• Mounting Type: Panel Mount
• Termination Style: Solder Lug
• Contact Form: 4PDT
• Contact Rating: 0.4 Volt-Amp at 28 VoltsAC/DC
• Actuator: Plunger, without Cap
• Supply Voltage: 28 VoltsAC/DC
• Mounting Style: Panel
• Contact Plating: Silver
• Contact Material: Silver
• Illumination: Not Illuminated
• Flammability Rating: UL 94 V-0
• Dielectric Strength: 1000 VoltsAC
• Features: Guide interlocked with actuator block prevents window locking
• Housing Material: Diallyl Phthalate Resin
• Insulation Resistance: 1000 MOhms
• Mounting Angle: Straight
• Operating Force: 25.54 N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Illumination Type, Color: -
• Illumination Voltage (nominal): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

C
Series MB2000
For B1 Bushing
with Keyway
C88
Pole
SP
DP
4P
Maximum Panel
Thickness with
Standard Hardware:
.217” (5.5mm)
W
G
S
B1
Gold over Brass or Copper
Plunger for
Screw-on Caps
Plunger is plastic
for B1 bushing.
MB2011
MB2065
MB2061
MB2085
MB2181
MB2185
Silver over Silver
.472” (12.0mm) Diameter
Threaded with Keyway
Model
Normal
.060
(5.0)
.197
(1.5)
ON
ON
ON
ON
ON
ON
( ) = Momentary
(1.85)
.073
Plunger Position
Keyway
(12.5) Dia
.492
(11.5)
.453
.252
(6.4) Dia
Note: Complete explanation of operating range in Supplement section.
.043
.208
(1.1)
(5.3)
CONTACT MATERIALS & RATINGS
Down
(ON)
(ON)
(ON)
ON
ON
ON
For B1 Bushing
with Optional
Locking Ring
Logic Level
Power Level
Plunger is metal for
B3 bushing.
POLES & CIRCUITS
M12P1
www.nkk.com
(12.0)
.472
PLUNGER TYPE
8-9 11-12
2-3 5-6
2-3 5-6
Normal
BUSHINGS
Connected Terminals
Panel Cutouts
2-3
Keyway
Maximum Panel
Thickness with
Standard Hardware:
.217” (5.5mm)
B3
Large Bushing Miniature Pushbuttons
8-7 11-10
(3.0) Dia
.118
2-1 5-4
2-1 5-4
Down
(12.5) Dia
.492
2-1
.354
(9.0)
.264
.472” (12.0mm) Diameter
Threaded Splashproof
(6.7) Dia
0.4VA maximum @ 28V AC/DC maximum
6A @ 125V AC & 3A @ 250V AC
(5.3)
.208
SPDT
DPDT
4PDT
For B3 Bushing
without Keyway
3
Note: Terminal numbers are
(4.9)
.193
Throw & Switch Schematics
2
On alternate action models, after
transferring circuit, the plunger
returns to its original position,
and does not latch down.
1
3
not actually on the switch.
(18.0) Dia
.709
6
5
3
2
4
(COM)
(COM)
1
2 (COM)
9
6
1
5
8
M12P1
7
4
12
(12.5) Dia
.492
(12.0)
.472
(2.0)
.079
11
10