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STEARNS Spring-Set Holding Brake (ERS) 105671105 QF - Combined Clutch & Brake Units
STEARNSCombined Clutch & Brake Units

STEARNS Spring-Set Holding Brake (ERS) 105671105 QF

The STEARNS Spring-Set Holding Brake (ERS) is a combined clutch and brake unit designed for use with C-Face motors. It features a totally enclosed enclosure type, mounts on the reducer, and is compatible with motor…

SKU 3G-OTH-110027

Also listed as: 105671105QF · 105671105-QF

Brand
STEARNS
Item
Spring-Set Holding Brake
Category
Combined Clutch & Brake Units
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

STEARNS
Manufacturer Part Number
105671105 QF
AC
230/460V
Bore Size
5/8 in
For Use With
C-Face Motors
Enclosure Type
Totally Enclosed
Clutch/Brake Type
Spring-Set Holding Brake (ERS)
Mounting Location
Reducer
Motor Frame Designation
143TC

Technical Documents

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STEARNS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The STEARNS Spring-Set Holding Brake (ERS) is a combined clutch and brake unit designed for use with C-Face motors. It features a totally enclosed enclosure type, mounts on the reducer, and is compatible with motor frame designations 143TC, 145TC, and NEMA 56C. The unit operates with 230/460V AC and has a 5/8 in bore size (MPN 105671105 QF).

Frequently Asked Questions

What is the STEARNS Spring-Set Holding Brake (ERS) used for?

The STEARNS Spring-Set Holding Brake (ERS) is a combined clutch and brake unit used to hold and stop loads on C-Face motors. It is commonly applied in conveyors, hoists, and industrial machinery where reliable holding torque is required. The totally enclosed design protects against dust and debris.

What are the specifications of the STEARNS 105671105 QF brake?

The STEARNS 105671105 QF is a spring-set holding brake (ERS) with a 5/8 in bore size and 230/460V AC operation. It features a totally enclosed enclosure, mounts on the reducer, and fits motor frames 143TC, 145TC, and NEMA 56C. It is designed for use with C-Face motors.

Where to buy the STEARNS 105671105 QF brake worldwide?

You can source the STEARNS 105671105 QF brake worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this spring-set holding brake.

How to install the STEARNS spring-set holding brake on a C-Face motor?

To install the STEARNS spring-set holding brake, mount the unit on the reducer of a C-Face motor with frame 143TC, 145TC, or NEMA 56C. Ensure the 5/8 in bore aligns with the motor shaft. Wire the 230/460V AC supply per the manufacturer's diagram. Always follow generic best practices for electrical safety and torque settings.

Used in

Common applications for STEARNS
Conveyor systems — STEARNS Spring-Set Holding Brake (ERS) units provide controlled start-stop and fail-safe holding for belt or roller conveyors in material handling.
Hoists and cranes — ERS units ensure safe load holding and emergency braking in overhead lifting equipment, with wash-down enclosures for wet environments.
Packaging machinery — Combined clutch and brake units enable precise indexing and stopping of packaging lines, reducing product damage and cycle time.
Food processing equipment — Totally Enclosed Wash Down STEARNS units withstand frequent cleaning in meat, dairy, or bakery production lines.
Automated assembly stations — ERS units provide repeatable positioning and safety stops in robotic workcells and transfer systems.
Textile manufacturing — STEARNS clutch-brakes control tension and stopping in winding, spinning, and weaving machines.

STEARNS Products

3G Electric supplies STEARNS combined clutch & brake units. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for mounting on C-Face motors with frame designation 143TC. It operates on 230/460V AC and features a 5/8 in bore size. The totally enclosed enclosure protects internal components in industrial environments. Typical applications include conveyors, hoists, and packaging machinery where controlled stopping and holding are required
STEARNS
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for mounting on C-Face motors with frame designation 143TC. It operates on 230/460V AC and features a 5/8 in bore size. The totally enclosed enclosure protects internal components in industrial environments. Typical applications include conveyors, hoists, and packaging machinery where controlled stopping and holding are required
This combined clutch and brake unit from STEARNS is a spring-set holding brake (ERS) designed for use with C-Face motors. It features a totally enclosed wash down enclosure, operates on 230/460V AC, and has a 5/8 in bore size. Suitable for industrial applications requiring precise stopping and holding of loads, such as conveyors and packaging machinery
STEARNS
This combined clutch and brake unit from STEARNS is a spring-set holding brake (ERS) designed for use with C-Face motors. It features a totally enclosed wash down enclosure, operates on 230/460V AC, and has a 5/8 in bore size. Suitable for industrial applications requiring precise stopping and holding of loads, such as conveyors and packaging machinery
Combined clutch and brake unit with spring-set holding brake (ERS) for C-face motors. Operates at 115/230V AC with a 5/8 in bore size. Totally enclosed wash down enclosure suitable for environments requiring protection against moisture and contaminants. Mounts on reducer side of motor frame 143TC
STEARNS
Combined clutch and brake unit with spring-set holding brake (ERS) for C-face motors. Operates at 115/230V AC with a 5/8 in bore size. Totally enclosed wash down enclosure suitable for environments requiring protection against moisture and contaminants. Mounts on reducer side of motor frame 143TC
Spring-set holding brake (ERS) combined clutch and brake unit for C-face motors. Totally enclosed wash down enclosure. Operates on 115/230V AC with 5/8 in bore. For motor frame 143TC. Used in applications requiring precise stopping and holding, such as conveyors and packaging machinery
STEARNS
Spring-set holding brake (ERS) combined clutch and brake unit for C-face motors. Totally enclosed wash down enclosure. Operates on 115/230V AC with 5/8 in bore. For motor frame 143TC. Used in applications requiring precise stopping and holding, such as conveyors and packaging machinery
Spring-set holding brake for motor frame 215TC, operating on 24V DC. Includes terminal accessory kit. Used to hold a motor shaft stationary when power is removed, common in industrial machinery, conveyors, and hoists for safety and positioning
WARNER ELECTRIC
Spring-set holding brake for motor frame 215TC, operating on 24V DC. Includes terminal accessory kit. Used to hold a motor shaft stationary when power is removed, common in industrial machinery, conveyors, and hoists for safety and positioning

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Spring-set holding brake for C-face motors, totally enclosed. Operates on 115/230V AC with 5/8 in bore size. Mounts on reducer side of motor frame 143TC. Used to hold and stop motor shafts in industrial power transmission applications
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Spring-set holding brake for C-face motors, totally enclosed. Operates on 115/230V AC with 5/8 in bore size. Mounts on reducer side of motor frame 143TC. Used to hold and stop motor shafts in industrial power transmission applications
This combined clutch and brake unit from STEARNS features a spring-set holding brake (ERS) design. It operates on 230/460V AC and has a 5/8 in bore size. The unit is totally enclosed with a wash-down enclosure, suitable for C-face motors with frame designation 143TC. Typical applications include conveyors, hoists, and packaging machinery
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This combined clutch and brake unit from STEARNS features a spring-set holding brake (ERS) design. It operates on 230/460V AC and has a 5/8 in bore size. The unit is totally enclosed with a wash-down enclosure, suitable for C-face motors with frame designation 143TC. Typical applications include conveyors, hoists, and packaging machinery
This combined clutch and brake unit from STEARNS features a spring-set holding brake (ERS) design, operating on 115/230V AC with a 5/8 in bore. It is housed in a totally enclosed wash-down enclosure and mounts to C-face motors with frame designation 143TC. Typical applications include conveyors, packaging, and food-processing equipment where wash-down environments are present
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This combined clutch and brake unit from STEARNS features a spring-set holding brake (ERS) design, operating on 115/230V AC with a 5/8 in bore. It is housed in a totally enclosed wash-down enclosure and mounts to C-face motors with frame designation 143TC. Typical applications include conveyors, packaging, and food-processing equipment where wash-down environments are present
Totally enclosed spring-set holding brake (ERS) for C-Face motors with frame 143TC. Operates on 230/460V AC with a 5/8 in bore. Used to hold and stop loads in industrial machinery such as conveyors, hoists, and packaging equipment
STEARNS
Totally enclosed spring-set holding brake (ERS) for C-Face motors with frame 143TC. Operates on 230/460V AC with a 5/8 in bore. Used to hold and stop loads in industrial machinery such as conveyors, hoists, and packaging equipment
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for use with C-Face motors. It features a totally enclosed enclosure, mounts on the reducer, and is compatible with motor frame 143TC. The unit operates on 115/230V AC and has a 5/8 in bore size. Typical applications include conveyors, hoists, and packaging machinery where precise stopping and holding under power loss are required
STEARNS
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for use with C-Face motors. It features a totally enclosed enclosure, mounts on the reducer, and is compatible with motor frame 143TC. The unit operates on 115/230V AC and has a 5/8 in bore size. Typical applications include conveyors, hoists, and packaging machinery where precise stopping and holding under power loss are required
This STEARNS spring-set holding brake (ERS) is a combined clutch and brake unit designed for C-Face motors with frame designation 143TC. It operates on 115/230V AC and features a 5/8 in bore size. The totally enclosed enclosure protects internal components in industrial environments. Typical applications include conveyors, hoists, and packaging machinery where reliable holding torque and safe stopping under power loss are required
STEARNS
This STEARNS spring-set holding brake (ERS) is a combined clutch and brake unit designed for C-Face motors with frame designation 143TC. It operates on 115/230V AC and features a 5/8 in bore size. The totally enclosed enclosure protects internal components in industrial environments. Typical applications include conveyors, hoists, and packaging machinery where reliable holding torque and safe stopping under power loss are required
Spring-set holding brake (ERS) combined clutch and brake unit for C-face motors. Totally enclosed wash down enclosure. 115/230V AC, 5/8 in bore size. For motor frame 143TC. Used to hold and stop loads in conveyors, packaging, and food processing equipment
STEARNS
Spring-set holding brake (ERS) combined clutch and brake unit for C-face motors. Totally enclosed wash down enclosure. 115/230V AC, 5/8 in bore size. For motor frame 143TC. Used to hold and stop loads in conveyors, packaging, and food processing equipment
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for C-face motors with NEMA 2 frame designation. It features a totally enclosed enclosure and operates on 115/230V AC. Typical applications include conveyors, hoists, and packaging equipment where holding torque and rapid stopping under power-off conditions are required
STEARNS
This STEARNS combined clutch and brake unit is a spring-set holding brake (ERS) designed for C-face motors with NEMA 2 frame designation. It features a totally enclosed enclosure and operates on 115/230V AC. Typical applications include conveyors, hoists, and packaging equipment where holding torque and rapid stopping under power-off conditions are required