HNG · Hinges

Model 418SSPT Stainless Steel Power Transfer Invisible Hinge

Stainless steel concealed hinge with power transfer capability for 1-3/4" thick doors with 90/180-minute fire rating

The SOSS Stainless Steel Power Transfer Hinge gives you the ability to send power through our hinges. SOSS® Invisible Hinge model #418SSPT is for use in wood or metal applications that are 1-3/4" thick. The model #418SSPT is made of stainless steel materials. This full size door style hinge will provide superior appearance and durability. Our hinges are found in many applications where flush fit, compact size and smooth operation are necessary features. SOSS® Invisible Hinges open a full 180° and are a single action hinge. The Underwriters Laboratories labeled the model #418SSPT SOSS® Invisible Hinge can be used on hollow metal, sheet metal, tin clad, steel composite or wood core swinging type fire doors and frames with a 90/180 minute rating. The Underwriters Laboratories labeled the model #418SS SOSS® Invisible Hinge can be used on hollow metal, sheet metal, tin clad, and steel composite swinging type fire doors and frames rated up to and including 3 hours. They can also be used on wood core doors and frames rated up to 20 minutes. Additionally, they can be used on wood/plastic composite doors and frames constructed with Georgia Pacific FS 1 or FS 2 banding for a rating up to and including 90/180 minutes.

Specifications

Min material thickness
1-3/4"
Max material thickness
1-3/4"
Fire rating
90/180 minutes
Power transfer
2.5A
Closer
No
Material
stainless steel
Opening angle (°)
180
Hinge type
single action
Screws included
wood and machine
Max wire rating
2.5 ampere at 24 volts DC
Data transparency
Source
SOSS Door Hardware’s published documentation
Last verified
2026-06-23
Stored
specifications only
Not stored
prices, product images
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Sources

Product id: soss-418sspt-stainless-steel-power-transfer-invisible-hinge · last updated 2026-06-23 · JSON