440T-MSSSS27AA

Trapped Key Interlock

Name: Trapped Key Interlock
Brand: Rockwell Automation
SKU: 440T-MSSSS27AA

Serial #:

Lifecycle status: Active

Description

Trapped Key Interlock Switch, Slamlock, Engraved Key Code Labeling, Electrical, Single Key, Key Free to Release Actuator

Lifecycle status: Active

Description

Trapped Key Interlock Switch, Slamlock, Engraved Key Code Labeling, Electrical, Single Key, Key Free to Release Actuator

Unique Product Identifier	440T-MSSSS27AA
UPC	887172810039
Estimated Lead Time	36 days
Standard Warranty Duration	1 year See details
Country of Origin	Poland

Construction

Depth	34 mm
Height	183 mm
Type of accessory/spare part	Mechanical locking
Type of switch	Engraved slamlock electrical, single key, primary trapped
Width	58 mm

Mechanical

Actuation frequency, max	2 cycle/s
Actuation speed, max	1 m/s
Actuator material	Stainless Steel
Actuator travel for positive opening	5 mm
Break contact force, min	12 N
Case material	316L Stainless Steel, UL approved glass-filled Polyester
Conduit entry	3 x M20
Features	Electrical safety contacts combined with trapped key/enforced sequence feature, Most of unit constructed from 316L stainless steel, Selection of actuator types available, Single or dual key versions available, Direct drive ops, Replaceable code barr
Holding force, max	2000 N
Key code 1 position 1	Code 1 position 1 - code A
Key code 1 position 2	Code 1 position 2 - code A
Key condition	2 NC + 2 NO break before make, Key free to release flexible actuator
Mechanical life operations	200000
Mounting	SSS: 4 x M5 counterbored from top or 4 x M5 from underside with nuts
Operating radius, min	175 mm (6.88 in) (60 mm (2.36 in) with flexible actuator)
Relative humidity	95 %
Releasable load, max	100 N
Safety contact gap	>2 x 2 mm (0.07 in)
Shear force to key	15.1
Torque settings, max	Lid screws: 0.55 Nm
Torque to key	14
Weight	SSE: 1.17 kg (2.6 lb)

Auxiliary contacts	1 NO
Color	Red/Stainless
Current, min	5mA @ 5V DC
Electrical life cycle	Dependant on load
Insulation voltage	Rated 500V
Rated impulse voltage (Uimp)	2500 V
Safety contacts	2 NC positive break
Switching current, max	500V/500VA @ voltage
Thermal current (Ith)	10 A
Utilization category	AC-15 (Ue/Ie: 240V/3A @ 120V/6A) DC-13 (Ue/Ie: 24V/2A

Operating temperature	-20 °C
Pollution degree	3

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General	Publication
Product Cutsheet	--

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CE
Safety

This product was certified with the above certifications as of 2026-10-06. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

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Technotes

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Overview

Unique Product Identifier	440T-MSSSS27AA
UPC	887172810039
Estimated Lead Time	36 days
Standard Warranty Duration	1 year See details
Country of Origin	Poland

Physical Characteristics

Construction

Depth	34 mm
Height	183 mm
Type of accessory/spare part	Mechanical locking
Type of switch	Engraved slamlock electrical, single key, primary trapped
Width	58 mm

Mechanical

Actuation frequency, max	2 cycle/s
Actuation speed, max	1 m/s
Actuator material	Stainless Steel
Actuator travel for positive opening	5 mm
Break contact force, min	12 N
Case material	316L Stainless Steel, UL approved glass-filled Polyester
Conduit entry	3 x M20
Features	Electrical safety contacts combined with trapped key/enforced sequence feature, Most of unit constructed from 316L stainless steel, Selection of actuator types available, Single or dual key versions available, Direct drive ops, Replaceable code barr
Holding force, max	2000 N
Key code 1 position 1	Code 1 position 1 - code A
Key code 1 position 2	Code 1 position 2 - code A
Key condition	2 NC + 2 NO break before make, Key free to release flexible actuator
Mechanical life operations	200000
Mounting	SSS: 4 x M5 counterbored from top or 4 x M5 from underside with nuts
Operating radius, min	175 mm (6.88 in) (60 mm (2.36 in) with flexible actuator)
Relative humidity	95 %
Releasable load, max	100 N
Safety contact gap	>2 x 2 mm (0.07 in)
Shear force to key	15.1
Torque settings, max	Lid screws: 0.55 Nm
Torque to key	14
Weight	SSE: 1.17 kg (2.6 lb)

Electrical & Connectivity

Auxiliary contacts	1 NO
Color	Red/Stainless
Current, min	5mA @ 5V DC
Electrical life cycle	Dependant on load
Insulation voltage	Rated 500V
Rated impulse voltage (Uimp)	2500 V
Safety contacts	2 NC positive break
Switching current, max	500V/500VA @ voltage
Thermal current (Ith)	10 A
Utilization category	AC-15 (Ue/Ie: 240V/3A @ 120V/6A) DC-13 (Ue/Ie: 24V/2A

Compliance & Environment

Operating temperature	-20 °C
Pollution degree	3

Drawings

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Documents

Product Cutsheet General
--

General	Publication
Product Cutsheet	--