STI Products

Universal Stopper®

Description

These indoor/outdoor low profile or dome polycarbonate covers protect devices such as dual action pull stations, keypads for entry systems, intercom stations, emergency buttons, electrical light switches, duplex plugs, etc., without restricting legitimate operation.

Cover options: dome or low profile, with or without horn, flush mount, surface mount or waterproof back box models. Maximum protrusion is 4 inches deep.

Build the model you need - in just 4 easy steps

Here's What You Built!

Model Number:

Custom Label:

The model number of the item you built is displayed. Or use the buttons below to save it.

Contact sales by email or phone.

sales@sti-usa.com

(248) 673-9898

Save, Print or Share
start over >
  1. Cover
  2. Mounting
  3. Hood/Sounder
  4. Hood/Sounder Color & Label

Select an option below
to customize your model

Dome cover
Low profile cover
Flush Mount
Surface Mount
Enclosed Flush Back Box
Enclosed Back Box & Sealed Mounting Plate
Enclosed Back Box & Open Mounting Plate
Enclosed Back Box & European Sealed Mounting Plate
Enclosed Back Box & European Open Mounting Plate
Label Hood with Horn
Label Hood only
Label Hood with Horn & Relay
No Label Hood
Red Fire Label
Red No Label
Red Custom Label
Clear No Label
Yellow No Label
Yellow Custom Label
Blue No Label
Blue Custom Label
Green No Label
Green Custom Label
White No Label
White Custom Label
Black No Label
Black Custom Label
Model Number
STI-1
 
 
 
 
start over >

Key Features

Key Features: Design

  • Polycarbonate cover protects indoor/outdoor devices.
  • Sized to fit most pull stations.
  • High strength continuous hinge.
  • Cover is low profile (less than 4 inches).

Key Features: Construction

  • Cover is molded from thick, tough polycarbonate material.
  • Cover is UV-stabilized to keep cover clear.

Key Features: Installation

  • Gaskets included.
  • Typical working properties of polycarbonate are -40° to 250°F (-40° to 121°C).

Key Features: Electronics

  • Dome models have optional relay output with 12-24 VDC power input.
  • Dome models available with or without 105 dB horn.

Key Features: Options

  • Cover available in low profile or dome shape.
  • Flush frame, surface frame or waterproof back box (with sealed or open internal mounting plate), enclosed flush back box.
  • Locking tab (not for use with fire pull stations).
  • Dome models available with red, green, blue, yellow, white or black label hood/horn housing with custom or no label.
  • Available for red units “In Case of Fire…” label.

Key Features: Other Features

  • Protects pull stations, keypads, intercom stations, emergency buttons, electrical light switches or duplex plugs.
  • No charge for custom label (see spec sheet for details).
  • Three year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).

Key Features

Key Features: Design

  • Polycarbonate cover protects indoor/outdoor devices.
  • Sized to fit most pull stations.
  • High strength continuous hinge.
  • Cover is low profile (less than 4 inches).

Key Features: Construction

  • Cover is molded from thick, tough polycarbonate material.
  • Cover is UV-stabilized to keep cover clear.

Key Features: Installation

  • Gaskets included.
  • Typical working properties of polycarbonate are -40° to 250°F (-40° to 121°C).

Key Features: Electronics

  • Dome models have optional relay output with 12-24 VDC power input.
  • Dome models available with or without 105 dB horn.

Key Features: Options

  • Cover available in low profile or dome shape.
  • Flush frame, surface frame or waterproof back box (with sealed or open internal mounting plate), enclosed flush back box.
  • Locking tab (not for use with fire pull stations).
  • Dome models available with red, green, blue, yellow, white or black label hood/horn housing with custom or no label.
  • Available for red units “In Case of Fire…” label.

Key Features: Other Features

  • Protects pull stations, keypads, intercom stations, emergency buttons, electrical light switches or duplex plugs.
  • No charge for custom label (see spec sheet for details).
  • Three year guarantee against breakage of polycarbonate in normal use (one year on electro mechanical and electronic components).
  1. Design
  2. Construction
  3. Installation
  4. Electronics
  5. Options
  6. Other Features

Approvals

cULus, NEMA, IP_Rating, ADA

*Approvals vary by model. See data sheets.

Is this model available with a UL listing? contact sales for details.

submit your testimonial now

We love hearing from our customers about how STI products met their challenges.

submit now >

Accessories

Similar Products

Universal Stopper® Fire

Protective cover prevents malicious or accidental damage to pull stations, electrical switches and similar devices

view products >

Single-Gang and Bopper Stopper® Protective Cover

Protect fingerprint readers and similar devices from abuse and accidental damage with the Bio Protector.

view products >

Weather Stopper®

Waterproof cover protects pull stations, and other devices against the ingress of dust or water

view products >

Wireless Stopper® Station Shield

Supervised wireless cover with sound

view products >

Universal Stopper® Fire

Protective cover prevents malicious or accidental damage to pull stations, electrical switches and similar devices

view products >

Single-Gang and Bopper Stopper® Protective Cover

Protect fingerprint readers and similar devices from abuse and accidental damage with the Bio Protector.

view products >

Weather Stopper®

Waterproof cover protects pull stations, and other devices against the ingress of dust or water

view products >

Wireless Stopper® Station Shield

Supervised wireless cover with sound

view products >

Universal Stopper® Fire

Protective cover prevents malicious or accidental damage to pull stations, electrical switches and similar devices

view products >

Single-Gang and Bopper Stopper® Protective Cover

Protect fingerprint readers and similar devices from abuse and accidental damage with the Bio Protector.

view products >

Weather Stopper®

Waterproof cover protects pull stations, and other devices against the ingress of dust or water

view products >

Wireless Stopper® Station Shield

Supervised wireless cover with sound

view products >