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Actuator Type

Roller lever

Roller plunger

Pin plunger

Sealed roller plunger

Flexible Rod Coil Spring

Order lever separately

Crossroller plunger

Top Roller Plunger

Plunger

Hinge lever

Short hinge roller lever

Bevel plunger

Short plunger

Plastic rod lever

Adjustable Roller lever

Hinge roller lever

Panel mount roller plunger

Horizontal Plunger

Sealed pin plunger

Built-In Indicator

BASIC SWITCH

Neon Lamp

Neon lamp

Conduit Opening

G1/2 Without ground terminal 

1/2-14 NPT

G1/2 without ground terminal

1/2-14NPSM without ground terminal

G1/2

2 x G1/2

Screw terminal

4 x G1/2

Pg13.5 with ground terminal

G1/2 with Ground Terminal (CE)

1/2-14 National Pipe Thread (NPT)

G1/2 with ground terminal

1/2-14NPT with ground terminal

Solder terminal

Molded terminal

G 1/2

Indicator

LED (DC)

Up to 30 A at NC, Up to 15 A at NO

Neon lamp (AC)

Light-Emitting Diode (LED) Indicator, 6 A at 24 VDC

LED  

LED,24V

Inrush Current

Up to 75 A

Up to 9 A at NC, Up to 4.5 A at NO

Lever Radius

38.1 mm

38 mm

350 to 380 mm

25 to 140 mm

150 mm

25 to 89 mm

63 mm

33.7 mm

50 mm

33 to 91 mm

417.5 mm

290 mm

95.3 mm

650 to 660 mm

Up to 141 mm

Lever Roller

Ball Bearing

Mounting Hole Size

4.2 mm

3.56 mm

Mounting Type

40 mm (EN 50041)

30 mm (EN 50047)

Number of Actuators

Roller Diameter

19.1 mm

17.5 mm

3 mm

3.2 mm

4 mm

17 mm

Roller Material

Stainless Steel

Nylon

Resin

Roller Width

7.9 mm

15 mm

6 mm

7 mm

7.4 mm

60 mm

30 mm

Special Function

High-Capacity Switch

Direct Current Switch

Two Circuit Switch

Corrosion Proof

Heat-resistant

Splatter Prevention

High-temperature Switch

With Reset button

Weather-proof

Low-temperature

Air-tight built-in

Spatter-prevention

Direct wire

Terminal Type

Quick connect terminal

Type

Adjustable Rod Lever

Front Mount Standard Roller Lever

Adjustable Roller Lever

Mounting Plate

Single Pole Double Throw (SPDT) Switch Receptacle

Back Mount Standard Roller Lever

Coil Spring Wobble Lever Operating Head

Both Front Fork Roller Lever

High Precision Side Rotary Head

Roller Plunger Operating Head

Adjustable Top Plunger Operating Head

Double Pole Double Throw (DPDT) Switch Receptacle

Front Mount Offset Roller Lever

Standard Roller Lever

Front Mount Adjustable Roller Lever

Double Pole Double Throw (DPDT) Simultaneous Operation Switch Body

Standard Side Rotary Head

Maintained Contact Side Rotary Head

Plain Top Plunger Operating Head

Use With

D4A-N

D4A-11xxN, D4A-130xN, D4A-1E0xN

D4C-1602

D4A-25xxN, D4A-2717N [Sequential], D4A-2918N [Center Neutral]

D4C-xx20, D4C-xx24

D4C-1603

D4C-1620

D4C-1631, D4CC-1631

D4C-x033

WLG2

D4C-1650

D4C-1032

D4C-xx29

D4CC-x060

D4CC-x001

D4CC-x020

VB series

WLG12

Omron

<p>10A Limit switch, <span style="white-space:pre;">125V</span>, SPDT double-break, 1 NO/1 NC contacts, without indicator, standard roller lever, 1/2-14 NPT conduit. Supplied as a complete assembly including the receptacle (D4A-1000N), switch box (D4A-0100N), head (D4A-0001N), and standard roller lever already installed.</p><ul><li><p>The correct pole/throw configuration (SPDT)</p></li><li><p>The double-break feature (which is correct)</p></li><li><p>Contact configuration (1 normally open, 1 normally closed)</p></li><li><p>Conduit size specification</p></li><li><p>Maintains all the other accurate information (no indicator, standard roller lever)</p></li></ul>

D4A-1101-N

10A Limit switch, 125V, SPDT double-break, 1 NO/1 NC contacts

A-20GV22-B7-K

<section><h2>The limit switch for more demanding applications</h2><div class='introduction'><p>D4A has a double seal on the head and a complete gasket cover to ensure a better seal. The housing has been improved to ensure greater shock resistance. Models with fluoro-rubber are available for use in chemical applications.</p><ul><li>Wide standard operating temperature range:  -40°C to 100°C (standard)</li><li>Block mounting method reduces weight to 260g</li><li>Block mounting method also reduces downtime for maintenance</li><li>Meets UL NEMA 3, 4, 4X, 6P, 12 and 13</li><li>Immersion-proof IP67</li></ul></div></section>

D4A-C00

Replacement lever, adjustable roller lever type

D4C-1632

Compact enclosed limit switch, sealed roller plunger, 5 A 250 VAC, 4 A 30 VDC, 3m SJT(O) cable

<div><p><strong>Omron D4A-A00 Lever for Limit Switch, Roller Arm, Metal Roller</strong></p><p>
    Designed for use with Omron’s <strong>D4A limit switch series</strong>, the D4A-A00 is a robust roller lever actuator built for high-performance in demanding industrial environments. 
    Its stainless steel roller ensures smooth, reliable operation, while its sealed construction enables <strong>IP67 protection</strong> when properly assembled with a compatible switch body. 
    Ideal for use in conveyors, machinery, and automated systems, it operates across a wide temperature range (–40°C to +100°C) and delivers long-lasting mechanical durability.
  </p><h3>Key Features:</h3><ul><li>Stainless steel roller lever for smooth actuation</li><li>Compatible with Omron D4A limit switch series</li><li>IP67-rated protection (when assembled with suitable body)</li><li>Wide operating temperature: –40°C to +100°C</li><li>High mechanical durability for industrial applications</li></ul></div>

D4A-A00

Lever for Limit Switch, Roller Arm, Metal Roller

X-10GW22-B

Basic switch, general purpose, short hinge roller lever, 10 A, screw terminals

D4A-0001N

Limit switch replacement head, standard roller lever type

D4A-2501-N

Limit switch, four-pole, double-break, without indicator, roller lever

D4A-0100N

Limit switch replacement switch box, SPDT double-break

LS35P41B11 is a 30 mm wide, standard Limit Switch made of fiber-glass reinforced UL-V0 material, with 2 mounting holes at the top, 1 1/2'' NPT cable entry on the bottom, plastic roller lever (Ø18 mm) actuator and 1 N.O + 1 N.C snap action (Zb type) contacts

LS35P41B11

D4A-1114-N

Compact enclosed limit switch, roller lever, 5 A 250 VAC, 4 A 30 VDC, 3m SJT(O) cable

ZC-Q55

Enclosed basic switch, panel mount plunger, SPDT, 15A

D4E-1A20N

Limit switch, slim sealed, screw terminal, general purpose, roller plunger

D4A-2918-N

Limit switch, four-pole, double-break, centre neutral, without indicator, roller lever

ZE-N-2S

Enclosed switch, sealed plunger, SPDT, 15A

Z-15GQ22-B

General purpose basic switch, panel mount roller plunger, SPDT, 15 A, screw terminals

ZC-Q2255

Enclosed basic switch, panel mount roller plunger, SPDT, 15A

D4A-1116-N

Limit switch, double-pole, double-break, without indicator, flexible rod, coil spring

Z-15GW22-B

General purpose basic switch, short hinge roller lever, SPDT, 15A, screw terminals

The WL-N limit switch series offers a variety of environment-resistance models that make it ideal for machine tool, welding, and automotive applications.Utilizes 30.2 mm x 58.7 mm mounting hole pattern.<ul>
<li>30.2 mm x 58.7 mm mounting hole pattern.</li>
<li>Wide variety of head shapes, including Roller Lever, Plunger, Flexible Rod, and Fork Lock Lever Switches</li>
<li>Environment resistant models for harsh environments, spatter resistant models for welding processes, and long-life models for high-frequency us</li>
<li>Available LED operation indicators&#39;</li>
<li>Available pre-wired</li>
<li>Available with 2 m and 5 m I/O cables with M12 connectors</li>
<li>IP67 rated</li>
</ul>


WL-N Series Two-circuit Limit Switch

The D4A limit switch series offer increased sealing protection, shock resistance and strength. It provides excellent durability with a wide operating temperature of -40°C/F- 100°C/212°F (standard type). Utilizes a 29.4mm x 59.5mm mounting hole pattern.<ul>
<li>29.4 mm x 59.5 mm mounting hole pattern</li>
<li>Wide variety of head shapes, including Roller Lever, Plunger, Flexible Rod, and Fork Lock Lever Switches</li>
<li>A double seal on the head, a complete gasket cover, and other features ensure a better seal (meets UL NEMA 3, 4, 4X, 6P, 12, 13)</li>
<li>Wide operating temperature of -40°C/F- 100°C/212°F (standard type)</li>
<li>Models with fluoro-rubber available for greater resistance to chemicals</li>
<li>Block mounting method also reduces downtime for maintenance</li>
<li>DPDT, double-break models available for complex operations</li>
<li>Approved by UL, CSA, and CCC</li>
<li>Available LED operation indicator</li>
<li>IP67 rated</li>
</ul>


D4A-N Series General-Purpose Limit Switch

The D4C series is a slim, 16 mm, enclosed limit switch with high environmental resistance. This type of limit switch is popular in many applications where space is limited and high durability is required.<ul>
<li>25 mm mounting hole pattern</li>
<li>Slim 16 mm thick body</li>
<li>Offered in a variety of actuators such as pin plunger, plastic rod, hinge lever, cross roller lever and roller lever</li>
<li>Available with LED operation indicators</li>
<li>Prewired and weather-resistant models available</li>
<li>Standard models come with 3 m or 5 m cables with VCTF oil-resistance cables</li>
<li>Triple-sealed construction: Plunger section sealed via nitrile rubber packing seal and diaphragm; switch section sealed via nitrile rubber cap; cable entrance sealed via encapsulating material</li>
<li>IP67 rated</li>
</ul>


D4C Enclosed Switch

Limit Switches

Standard size

Basic Switches

Levers for Rotary Switches

Compact size

Enclosed Switches

Operating Heads

Switch Body

Special Models for Limit Switches

Mounting Plate

Replacement Switch

Popular Brands in Limit Switches