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Heavy-Duty Limit Switches

HDLS Series

Rugged metal housing. Plug-in & non-plug in. IP65/66/67 sealing. 30 mm x 60 mm mounting centers. UL, CSA, CE, UKCA and CCC approvals.

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HDLS Series heavy-duty limit switches include boss-and-socket head design for secure head-to-body retention, unique all-metal drive train for consistent operating characteristics even at high temperatures, and self-lifting pressure plate terminals to save wiring time. With its rugged housing, the HDLS Series is sealed to NEMA 1, 3, 4, 4X, 6, 6P, 12, 13: IP65/66/67. Side rotary versions may be modified for CW and/or CCW operation, while operating heads may be rotated 90°. Low and high temperature sealing options available.

Data Sheet
Name
Description
File Size
Date
Size
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
application/pdf 11.61 MB
12/12/2022
11.61 MB
Manuals and Guides
Name
Description
File Size
Date
Size
Limit Switches and Machine Safety Product Range Guide
Limit Switches and Machine Safety Range Guide
application/pdf 7.98 MB
9/5/2022
7.98 MB
Transportation Range Guide
Transportation Range Guide
application/pdf 18.57 MB
10/4/2021
18.57 MB
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
application/pdf 61.38 KB
7/22/2021
61.38 KB
Installation Instructions
Name
Description
File Size
Date
Size
PK 81116: HDLS Heavy Duty Limit Switch
PK 81116: HDLS Heavy Duty Limit Switch
application/pdf 2.24 MB
12/12/2022
2.24 MB
CAD Model
Name
Description
File Size
Date
Size
HDLS Series CAD Models
HDLS Series CAD Models - grouped
application/zip 14.3 MB
7/22/2021
14.3 MB
Brochure
Name
Description
File Size
Date
Size
MICRO SWITCH Limit Switch Heavy-Duty Comparison
MICRO SWITCH Limit Switch Heavy-Duty Comparison
application/pdf 767.47 KB
4/8/2024
767.47 KB
MICRO SWITCH Limit Switches Comparison
MICRO SWITCH Limit Switches Comparison
application/pdf 556.08 KB
4/8/2024
556.08 KB
Oil and Gas Brochure
Oil and Gas Brochure -
application/pdf 3.4 MB
10/25/2022
3.4 MB
Technical Note
Name
Description
File Size
Date
Size
Industrial Product Line Card
Industrial Product Line Card
application/pdf 2.24 MB
10/24/2022
2.24 MB
HDLS Series Limit Switch LSA1A
HDLS Series Limit Switch LSA1A
application/zip 135.31 KB
7/22/2021
135.31 KB
HDLS Series Limit Switch LSA4L
HDLS Series Limit Switch LSA4L
application/zip 148.69 KB
7/22/2021
148.69 KB
HDLS Series Limit Switch LSA2B
HDLS Series Limit Switch LSA2B
application/zip 179.56 KB
7/22/2021
179.56 KB
HDLS Series Limit Switch LSA3K
HDLS Series Limit Switch LSA3K
application/zip 150.07 KB
7/22/2021
150.07 KB
Application Note
Name
Description
File Size
Date
Size
Construction Vehicles
Construction Vehicles -
application/pdf 984.29 KB
12/20/2022
984.29 KB
Industrial Warehouse Solutions
Industrial Warehouse Solutions
application/pdf 2.85 MB
9/23/2022
2.85 MB
Sensors and Switches in Mobile Cranes
Sensors and Switches in Mobile Cranes
application/pdf 1.97 MB
7/22/2021
1.97 MB
Switches and Sensors Solutions for Industrial Applications
Switches and Sensors Solutions for Industrial Applications
application/pdf 2.48 MB
11/25/2021
2.48 MB
Agricultural Vehicles
Agricultural Vehicles -
application/pdf 1.11 MB
10/25/2022
1.11 MB
Solid Waste Management and Disposal
Solid Waste Management and Disposal
application/pdf 4.91 MB
10/31/2022
4.91 MB
Sensors and Switches in Oil Rig Applications
Exploded view diagram of Honeywell sensors and switches in oil rig applications
application/pdf 6.35 MB
9/8/2022
6.35 MB
eBook
Name
Description
File Size
Date
Size
High-Performing Solutions for Rugged Environments
Redefining Road Rail & Rugged Applications
application/pdf 28.35 MB
12/20/2022
28.35 MB
Product Photo
Name
Description
File Size
Date
Size
HDLS Series Product Photos
HDLS Series Product Photos
application/zip 1.46 MB
7/22/2021
1.46 MB
Name
Description
File Size
Date
Size
Industrial Product Line Card
Industrial Product Line Card
2.24 MB
10/24/2022
2.24 MB
MICRO SWITCH Limit Switch Heavy-Duty Comparison
MICRO SWITCH Limit Switch Heavy-Duty Comparison
767.47 KB
4/8/2024
767.47 KB
MICRO SWITCH Limit Switches Comparison
MICRO SWITCH Limit Switches Comparison
556.08 KB
4/8/2024
556.08 KB
High-Performing Solutions for Rugged Environments
Redefining Road Rail & Rugged Applications
28.35 MB
12/20/2022
28.35 MB
HDLS Series CAD Models
HDLS Series CAD Models - grouped
14.3 MB
7/22/2021
14.3 MB
Limit Switches and Machine Safety Product Range Guide
Limit Switches and Machine Safety Range Guide
7.98 MB
9/5/2022
7.98 MB
Construction Vehicles
Construction Vehicles -
984.29 KB
12/20/2022
984.29 KB
Transportation Range Guide
Transportation Range Guide
18.57 MB
10/4/2021
18.57 MB
HDLS Series Limit Switch LSA1A
HDLS Series Limit Switch LSA1A
135.31 KB
7/22/2021
135.31 KB
PK 81116: HDLS Heavy Duty Limit Switch
PK 81116: HDLS Heavy Duty Limit Switch
2.24 MB
12/12/2022
2.24 MB
HDLS Series Product Photos
HDLS Series Product Photos
1.46 MB
7/22/2021
1.46 MB
Industrial Warehouse Solutions
Industrial Warehouse Solutions
2.85 MB
9/23/2022
2.85 MB
Sensors and Switches in Mobile Cranes
Sensors and Switches in Mobile Cranes
1.97 MB
7/22/2021
1.97 MB
Switches and Sensors Solutions for Industrial Applications
Switches and Sensors Solutions for Industrial Applications
2.48 MB
11/25/2021
2.48 MB
Agricultural Vehicles
Agricultural Vehicles -
1.11 MB
10/25/2022
1.11 MB
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
11.61 MB
12/12/2022
11.61 MB
HDLS Series Limit Switch LSA4L
HDLS Series Limit Switch LSA4L
148.69 KB
7/22/2021
148.69 KB
HDLS Series Limit Switch LSA2B
HDLS Series Limit Switch LSA2B
179.56 KB
7/22/2021
179.56 KB
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
61.38 KB
7/22/2021
61.38 KB
Solid Waste Management and Disposal
Solid Waste Management and Disposal
4.91 MB
10/31/2022
4.91 MB
Oil and Gas Brochure
Oil and Gas Brochure -
3.4 MB
10/25/2022
3.4 MB
Sensors and Switches in Oil Rig Applications
Exploded view diagram of Honeywell sensors and switches in oil rig applications
6.35 MB
9/8/2022
6.35 MB
HDLS Series Limit Switch LSA3K
HDLS Series Limit Switch LSA3K
150.07 KB
7/22/2021
150.07 KB
Name
Description
File Size
Date
Size
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
MICRO SWITCH HDLS Heavy-Duty Limit Switches (LS Series)
11.61 MB
12/12/2022
Limit Switches and Machine Safety Product Range Guide
Limit Switches and Machine Safety Range Guide
7.98 MB
9/5/2022
Transportation Range Guide
Transportation Range Guide
18.57 MB
10/4/2021
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
PK 8119: Heavy Duty LS Limit Switch with Gold Plated Contacts
61.38 KB
7/22/2021
PK 81116: HDLS Heavy Duty Limit Switch
PK 81116: HDLS Heavy Duty Limit Switch
2.24 MB
12/12/2022
HDLS Series CAD Models
HDLS Series CAD Models - grouped
14.3 MB
7/22/2021
MICRO SWITCH Limit Switch Heavy-Duty Comparison
MICRO SWITCH Limit Switch Heavy-Duty Comparison
767.47 KB
4/8/2024
MICRO SWITCH Limit Switches Comparison
MICRO SWITCH Limit Switches Comparison
556.08 KB
4/8/2024
Oil and Gas Brochure
Oil and Gas Brochure -
3.4 MB
10/25/2022
Industrial Product Line Card
Industrial Product Line Card
2.24 MB
10/24/2022
HDLS Series Limit Switch LSA1A
HDLS Series Limit Switch LSA1A
135.31 KB
7/22/2021
HDLS Series Limit Switch LSA4L
HDLS Series Limit Switch LSA4L
148.69 KB
7/22/2021
HDLS Series Limit Switch LSA2B
HDLS Series Limit Switch LSA2B
179.56 KB
7/22/2021
HDLS Series Limit Switch LSA3K
HDLS Series Limit Switch LSA3K
150.07 KB
7/22/2021
Construction Vehicles
Construction Vehicles -
984.29 KB
12/20/2022
Industrial Warehouse Solutions
Industrial Warehouse Solutions
2.85 MB
9/23/2022
Sensors and Switches in Mobile Cranes
Sensors and Switches in Mobile Cranes
1.97 MB
7/22/2021
Switches and Sensors Solutions for Industrial Applications
Switches and Sensors Solutions for Industrial Applications
2.48 MB
11/25/2021
Agricultural Vehicles
Agricultural Vehicles -
1.11 MB
10/25/2022
Solid Waste Management and Disposal
Solid Waste Management and Disposal
4.91 MB
10/31/2022
Sensors and Switches in Oil Rig Applications
Exploded view diagram of Honeywell sensors and switches in oil rig applications
6.35 MB
9/8/2022
High-Performing Solutions for Rugged Environments
Redefining Road Rail & Rugged Applications
28.35 MB
12/20/2022
HDLS Series Product Photos
HDLS Series Product Photos
1.46 MB
7/22/2021
Product Number
Image
SKU
Description
alt
LS3A1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3A2B
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 2NC 2NO DPDT Snap Action, PG13.5
alt
LS3A3K
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Non-Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3A3K-7AA
Series HDLS Stainless Steel Non Plug-in: Side Roller Plunger - Standard, 1NC 1NO Single-Pole, Double-Throw, Snap-Action, Double-Break, 3/4 in - 14NPT conduit
alt
LS3M2D
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 2NC 2NO DPDT Center Neutral, PG13.5
alt
LS3YDC1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Roller Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3YDC1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Roller Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3YVC1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS4A1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, 20 mm
alt
LS4A1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, 20 mm
Image
SKU
Description
alt
LS3A1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3A2B
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 2NC 2NO DPDT Snap Action, PG13.5
alt
LS3A3K
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Non-Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3A3K-7AA
Series HDLS Stainless Steel Non Plug-in: Side Roller Plunger - Standard, 1NC 1NO Single-Pole, Double-Throw, Snap-Action, Double-Break, 3/4 in - 14NPT conduit
alt
LS3M2D
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 2NC 2NO DPDT Center Neutral, PG13.5
alt
LS3YDC1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Roller Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3YDC1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Roller Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS3YVC1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Top Plunger, 1NC 1NO SPDT Snap Action, PG13.5
alt
LS4A1A
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, 20 mm
alt
LS4A1E
MICRO SWITCH HDLS Series Heavy-Duty Limit Switch, Plug-in, Side Rotary, 1NC 1NO SPDT Snap Action, 20 mm

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