Mach III Clutch Inc.
Ludlow, KY 41016
Nov 25, 2008 Completely enclosed in aluminum housing available with corrosion-resistant and food-safe finishes, NEMA C-Face Mount Spring Set Brake mounts between standard motor and gearbox to provide power-off holding in 4 sizes for 56C-213TC NEMA motor frames. Multiple facings are engaged under spring pressure to hold output shaft. Air pressure of 65 psi is applied to overcome spring pressure and disengage brake, while additional springs between brake facings ensure complete disengagement.

Warner Electric
South Beloit, IL 61080
May 01, 2008 Spring-applied UNIBRAKE® AC Motor Brakes include external manual release lever that allows driven load to be moved without energizing motor. Designed for motors that are modified to accept brake mounted to motor's non-driven end, Single C-Face units are available from 3-15 ft-lb. Performing coupling function between standard C-Face motors and C-Face gear reducers, Double C-Face brakes are available from 3-10 ft-lb. Coil voltage ranges from 115/230, 60 Hz to 230/460, 50 Hz.

AC Technology Corp.
Uxbridge, MA 01569 2001
Oct 24, 2007 Constructed with cast iron casing, Series BFK458-L includes 4 sizes with rated torque from 4-46 Nm and shaft sizes from 10-25 mm. Units are released by applying dc voltage to electromagnetic coil. Brake coils can be supplied for 24 V low-voltage connection or rectified mains at 103, 180, and 250 V.

Danaher Motion
Wood Dale, IL 60191-1073
Dec 15, 2006 Available in 9 frame sizes from 30-120, PMB Series Thomson-Deltran Power Off Magnetic Brakes feature torque range from 45-4,250 lb-in. in dia from 3.30-11.89 in. and operating voltages of 24/90/190 Vdc. Adjustment collar allows brake torque to be varied to meet specific application needs. Brake case design provides heat dissipation, while fully potted coils meet minimum requirements for class F insulation, and splined hub with anti-rattle feature promotes quiet operation.

Danaher Motion
Wood Dale, IL 60191-1073
Dec 12, 2006 Available in diameters from 1.83-5.00 in., Thomson-Deltran AKB series spring-set electromagnetic power-off brakes provide static engagement with torque from 12.5-470 lb-in. While field assembly is fixed and prevented from rotating, rotor assembly is secured to shaft. In absence of power, fixed and rotating components are engaged which stops and/or holds load. When coil is energized, rotating components are disengaged, allowing shaft to rotate freely.

SDP/SI (Stock Drive Products/Sterling Inst)
New Hyde Park, NY 11042 5416
Aug 11, 2006 Available in bore sizes from .250-.750 in., S90BF9 Series 24 Vdc anti-backlash brakes are supplied with individual keyways. Series includes 7 flange-mounted brakes, which offer static torque ratings from 5-125 lb-in. and nominal resistance from 43-128 ohms. Supplied in packages with ODs from 1.250-3.270 in., brakes feature max wattages from 5-15 W.

SEPAC, Inc.
Elmira, NY 14903
May 19, 2006 Measuring 5 in. long, 30-Degree Arc Brake supplies 90 lb-ft torque, is spring applied, and electrically released. It has 4 stationary inner disks with friction pucks and 5 rotating outer disks. Steel magnet body and spring loaded armature plate attach to stationary surface. Energized coil compresses spring and attracts armature plate, allowing disks to rotate. Brake is also available as bi-stable, pulse operated brake or power-on brake.

Nexen Group
Vadnais Heights, MN 55127
Apr 07, 2006 Functioning as redundant braking or load holding mechanism, ball screw/stage brake is high-torque, spring-engaged, air-released brake acting on non-driven end of ball screw. It serves as safety brake in event of mechanical defect in driveline, particularly in Z-axis applications. Featuring bi-directional braking, it operates in both vertical and horizontal applications. Brake allows thermal expansion of ball screw and meets IP67 dust- and waterproof standards.

Ogura Industrial Corp.
Somerset, NJ 08873
Mar 03, 2006 Multiple disk, spring-applied Holding Brake is intended for emergency braking on electric motors used in construction elevators, which transport both people and construction material and have potential load of 155 tons. If power or motor failure occurs or if cable breaks, brake immediately stops elevator from falling. Since safety is of highest concern, brake is mounted on output side of gearbox.

Carlisle Industrial Brake & Friction
Bloomington, IN 47401
Oct 06, 2005 To streamline ordering and installation of wet brake parts, custom-assembled Friction Pak(TM) includes all necessary components for wet brake installation in single source package. Ready-to-use wet brake components minimize overall installation and assembly costs. Friction Pak is used in transmission planetary drive system applications and may be developed for various wet brake applications, providing both static and dynamic braking.

White Hydraulics, Inc.
Hopkinsville, KY 42241 1127
Aug 02, 2005 Directly coupled to output shaft, SB brake uses spring-applied/pressure-release, wet multiple-disc technology to provide fail-safe brake capability. Wear components are immersed in fluid and environmentally sealed to prevent contamination and corrosion. Constructed with cast iron housing, case hardened steel shaft, and cylindrical bearing, product has max static load-holding capacity of 5,500 lbf-in. for standalone or brake/motor combinations.

Nexen Group
Vadnais Heights, MN 55127
Jan 10, 2005 Dynamic Rod Lock slows and stops loads in all axes without relying solely on cylinder itself. It provides spring engaged brake actuation and produces low backlash for accurate stopping and holding. Unit fits standard cylinder rod diameters of 16, 20, 25, and 32 mm as well as 0.625, 1.000, and 1.375 in. Featuring integrated molded friction materials, lock is IP67 rated for wash down and is safe on soft rod material.

Nexen Group
Vadnais Heights, MN 55127
Nov 09, 2004 Spring-engaged, air-released, Guide Rail Brake provides maximum holding and/or dynamic braking, making it suited for power-off safety conditions. Unit is integrated into linear system and kept disengaged with air pressure. In disengaged mode, it allows nearly frictionless movement of carriage until air is exhausted and internal springs apply force on brake mechanism that clamps brake onto both sides of rail.

Nexen Group
Vadnais Heights, MN 55127
Oct 05, 2004 Spring-engaged, air-released Profile Rail Brake is designed for max holding and/or dynamic braking. Suited for power-off safety conditions, linear motion control device integrates into profile rail system and is kept disengaged with air pressure. In disengaged mode, brake allows nearly frictionless movement of carriage until air is exhausted and internal springs apply force on brake mechanism that clamps brake onto both sides of rail.

Dings Co., Dynamics Group
Milwaukee, WI 53219
Apr 08, 2003 Dings Mark II and III electromagnetic, spring-set motor brakes offer exterior, manual release mechanisms that require no tools for operation. With one flip of lever or turn of knob, brake is released, allowing maintenance and other operations to be performed. Reverse operation engages brake. Release designs are available on 70 and 80 Series brakes for NEMA motors in sizes 182TC through 286TC.

Dings Co., Dynamics Group
Milwaukee, WI 53219
Apr 29, 2002 Brake provides 75 lbs ft of torque for NEMA motors in sizes 182TC through 256TC. It is available in various enclosure styles including standard, waterproof/dust tight, washdown, and marine duty. Its four post design handles heavy-duty applications, while its two post design is appropriate for lighter-duty applications. End mount and double C coupler styles are available.

Warner Electric
South Beloit, IL 61080
Feb 12, 2002 CB Series Wrap Spring clutch/brakes, in 5 sizes, have rated static torque ranging from 25 to 2500 lb.in. and 1800 to 300 RPM maximum operating speed. Super CB Series, in 3 standard sizes, has rated static torque from 250 to 2500 lb.in. and 750 to 300 RPM maximum operating speed. Three models of WSC Series clutches are available in 5 sizes with rated static torque from 25 to 2500 lb.in. and 1800 to 300 RPM maximum operating speed.

Warner Electric
South Beloit, IL 61080
Jan 29, 2002 ERD Series electrically-released, spring set brakes perform dynamic stopping and fail-safe, power-off braking to hold loads in event of electrical outage. Brakes are available in 8 sizes, from 3.3 to 9.9 in. dia with torque capacities from 4 to 220 lb ft. Brakes permit stopping and holding in both directions, and can stop loads from motor speeds up to 3600 rpm. Applications include hoists, winches, conveyors, machine tools, robotics, and overhead doors.

Warner Electric
South Beloit, IL 61080
Dec 21, 2001 Enclosed UniModule Clutch/Brake Washdown Series (EUM-W) protects against food particles, chemicals, water, and other contaminants. Completely sealed and corrosion-resistant, EUM-W is suitable for applications that involve high-pressure sprayers or caustic materials. EUM-W provides design flexibility with 5 available frame sizes (NEMA 50 to 215), 3 voltages (6, 24 and 90 V), and static torque capacity of 16-lb. ft. to 95-lb. ft.

Electroid Co., Div. Of Valcor Engineering Corp.
Springfield, NJ 07081
Dec 18, 2001 XTREME TORQUE Model XT-58B is 16.3 in. high and 2.44 in. in diameter with holding torque of 60 in.lbs. XT Series clutches and brakes consistently offer coefficients of friction between 0.75 and 0.95. Applications include robotics, computer chip and clean room handling equipment, automation machinery, and material handling equipment.