Micro Security Devices

PC Guardian MAC Guardian 527 Power Switch Protection for Apple Mac SE

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SKU:
23158
MPN:
527
Condition:
New
Availability:
Usually ships within 1–2 business days.
Weight:
6.00 LBS
Shipping:
Calculated at Checkout
  • PC Guardian MAC Guardian 527 complete open-box contents — lock housing, installation instructions sheet, warranty card, and hardware bag laid out on white surface
  • MAC Guardian Model 527 installation instructions sheet showing product name, model number, and parts enclosed list including base and cover plates, screw/spacer, and Torx key
  • PC Guardian label on MAC Guardian 527 housing reading 'Security Products for Computers — Micro Security Devices, Inc.' with phone numbers
  • MAC Guardian 527 lock housing open — top view showing keyed lock cylinder seated in the gray metal base and cover plate assembly with adhesive pad backing
  • MAC Guardian 527 hardware accessory bag — contents include keyed lock cylinder, screw/spacer, Torx key, adhesive pads, and instruction insert
$25.00
Was: $50.00
Current Stock: 10

Sold Out

Description

PC Guardian MAC Guardian 527 Power Switch Protection for Apple Mac SE

A keyed lock mechanism designed to cover and secure the power switch on an Apple Macintosh SE. Prevents unauthorized power-on by requiring a Torx key to access the switch.

Specifications & What's Included

  • Brand: PC Guardian / Micro Security Devices, Inc.
  • Model: MAC Guardian 527
  • Compatible: Apple Macintosh SE
  • Type: Power Switch Security Lock / Cover
  • Installation: Screw mount with adhesive pads
  • Includes: Base plate, cover plate, screw/spacer, Torx key, instructions, warranty card
  • Warranty: Lifetime Limited Warranty

Applications

This product was used in office and institutional settings where Mac SE computers required access control. The lock prevented casual or unauthorized users from powering down equipment. Compatible exclusively with the Apple Macintosh SE (1987 and later). Typical installations included labs, shared workspaces, and facilities where system uptime or data integrity was a concern.

Condition: Open Box
This PC Guardian MAC Guardian 527 Power Switch Protection unit is new and unused. It comes out of the original box but shows no signs of use — all components are present and accounted for, including the MAC Guardian base and cover plates, screw/spacer, Torx key, installation instructions, and the original lifetime limited warranty card. The hardware bag is sealed. The unit itself shows no wear. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
PC Guardian / Micro Security Devices, Inc.
Model:
MAC Guardian 527
MPN:
527
Type:
Power Switch Security Lock / Cover
SKU:
23158
Compatible With:
Apple Macintosh SE (Mac SE)
Seller Notes:
Includes base plate, cover plate, screw/spacer, Torx key, installation instructions, and lifetime limited warranty card.
Country/Region of Manufacture:
United States
Form Factor:
Desktop Accessory / Mounting Hardware
What's Included:
MAC Guardian base & cover plates, screw/spacer, Torx key, installation instructions, warranty card
Security Features:
Keyed lock cylinder covering Mac SE power switch
Application:
Prevents unauthorized power-on of Apple Macintosh SE
Installation Method:
Screw mount with adhesive pads; Torx key required (included)
Warranty:
Lifetime Limited Warranty (card included)
Era / Vintage:
Late 1980s – designed for Apple Mac SE (introduced 1987)
Condition Notes:
New, unused, open-box. All parts present: MAC Guardian base & cover plates, screw/spacer, Torx key, installation instructions, and lifetime warranty card. Hardware bag sealed. No signs of use.
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Micro Security Devices MAC Guardian 531 Mac II Keyboard Lockbox & Port Lock

Micro Security Devices

$20.00
Was: $40.00
Micro Security Devices MAC Guardian 531 Mac II Keyboard Lockbox & Port LockA physical security device for Apple Mac II computers that restricts keyboard access and locks ADB ports via...
23162
SKU:
23162
Availability:
Usually ships within 1-2 business days.
Weight:
2.00 LBS
Brand:
Micro Security Devices
Model:
531
MPN:
531
Type:
Keyboard Lockbox & Port Lock
SKU:
23162
Compatible With:
Apple Mac II
Connector Type:
Mini-DIN (ADB)
Color:
Beige / Platinum
Includes:
Lockbox, Port Lock, Security Cable, Mounting Hardware, Instructions
Country/Region of Manufacture:
United States
Platform:
Apple Mac II
Security Feature:
Key Lock — keyboard lockbox and port lock
Seller Notes:
Includes lockbox, port lock unit, ADB security cable, mounting hardware, and installation instructions.
Condition Notes:
Micro Security Devices MAC Guardian 531 Keyboard Lockbox & Port Lock is new and unused. May be out of original retail box but the unit is undeployed. All components including hardware, cable, and instructions appear present.