Eaton CB1633B120208G Bolted Pressure Switch - UL Listed
Part Number: CB1633B120208G
Quick Summary
CB1633B120208G is a bolted pressure switch used for high-current protection in industrial power panels. When downtime and fault events drive costs, you need dependable, easy-to-integrate protection with clear fault visibility. UL Listed certification and robust NEMA compatibility (1, 3R, 4, 12) support safe, compliant operation across environments. The optional ground fault relay, ground fault with control power transformer, and auxiliary provisions simplify protection schemes for critical loads. Designed for 208V three-phase systems with 1600A capacity and 120V control, this solution scales from motor feeders to main feeds in manufacturing and distribution plants. Its rugged construction supports installation in demanding environments while minimizing maintenance intervals.
Product Information
Extended Description
CB1633B120208G Eaton: Eaton pringle bolted pressure contact switch,With control power transformer,1600A,120V,Bottom feed,Ground fault,208V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633B120208G
UPC
782116898749
Product Length/Depth
16 in
Product Height
32 in
Product Width
24 in
Product Weight
200 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Catalog Notes
OPTIONAL Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, Auxiliary Contact Provisions, AVAILABLE.
Feed type
Bottom
Fuse configuration
Bottom feed
Ground
Ground fault with control power transformer
Number Of Poles
Three-pole
Number of wires
3
Switch type
Electrical trip with charge-before-close mechanism
Type
Pringle bolted pressure contact switch
Amperage Rating
1600A
Control voltage
120 V
NEMA rating
NEMA 1, NEMA 3R, NEMA 4, NEMA 12
Protection
Fusible
System voltage
208 V
Voltage - max
208 V
Voltage rating
208 V
Special features
With control power transformer
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - CB1633B120208G
Amperage rating of 1600A provides capacity for large motor feeders and high-load distribution. This reduces the need for multiple devices and simplifies protection coordination, cutting cabinet clutter and installation time. Control voltage is 120V with a 208V system rating, enabling straightforward integration into common plant electrical architectures. Panels operating at 208V three-phase networks benefit from a single protective device that matches the system voltage, reducing device mismatch risk. Ground fault capability with a control power transformer enhances personnel safety and equipment protection. Optional Ground Fault Relay and Auxiliary Contacts give you scalable expansion for complex safety interlocks and monitoring. NEMA ratings 1, 3R, 4, and 12 signal suitability for indoor, outdoor, and washdown environments. This enclosure flexibility supports both harsh plant floors and cleanroom-adjacent spaces while maintaining protection integrity. Bottom feed and bottom-fuse configuration streamline wiring during retrofit or new installations. The feature reduces wiring length and minimizes bus connections, speeding up start-up and reducing fault points. Three-pole, three-wire architecture with a charge-before-close trip mechanism ensures safe, staged energization for heavy loads. This improves arc suppression and coordination with upstream protective devices, mitigating nuisance trips. With a compact footprint of 16 by 24 inches and a 32-inch height, the unit fits standard electrical rooms while supporting heavy current handling. This dimensional fit aids planning and reduces enclosure upgrades. UL Listed certification and Eaton warranty give assurance of compliance and post-sale support, helping procurement reduce risk and ensure serviceability.
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FAQs
CB1633B120208G is designed for 208V three‑phase systems and fits standard Eaton switchgear with three‑pole, three‑wire configuration. It supports bottom feed, fusible protection, and enclosure compatibility across NEMA 1, 3R, 4, and 12. This makes it suitable for manufacturing lines, processing plants, and large motor feeders where space and wiring efficiency matter.
Key specs include a 1600A amperage rating, 120V control voltage, 208V system voltage, and fusible protection. It is a three-pole, three-wire device with bottom feed. Enclosure compatibility covers NEMA 1, 3R, 4, and 12, and it weighs about 200 lb with dimensions around 16 in by 24 in by 32 in.
Yes, CB1633B120208G is UL Listed, meaning it has been evaluated for safety and performance by Underwriters Laboratories. This supports regulatory compliance for industrial systems, simplifies procurement, and provides assurance for installation and service in safety-critical applications.
Yes. Catalog notes indicate optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions, all available to expand protection schemes, improve fault detection, and facilitate monitoring and interlocking in complex power systems.
The robust, UL-listed design minimizes unexpected downtime, while fusible protection reduces fault energy. With optional accessories, you can tailor protection to critical loads, lowering maintenance cost and extending service life. Routine inspection of ground fault options and transformer components ensures reliable performance and faster maintenance planning.