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Specification
Brand : Generic
BulletPoint1 : Vandal-resistant panel and push button actuators
BulletPoint2 : Weather-resistant mylar speaker
BulletPoint3 : Self-wiping push button switches
BulletPoint4 : Engraved solid aluminum and push button actuators
BulletPoint5 : Used with speaker type remotes (with IA543 amplifier or equivalent)
BulletPoint6 : Sub-Module Support: Can connect up to 8 sub-modules for expanded functionality.
BulletPoint7 : Durable Construction: IP65 rated for weatherproofing and ruggedness.
BulletPoint8 : Flexible Power Options: Powered via 12 VDC or PoE (IEEE 802.3af).
ExternallyAssignedProductIdentifier1 : 0723118002208
ExternallyAssignedProductIdentifier2 : 723118002208
IncludedComponents : 20-Button Speaker Module with Directory
ItemName : Alpha Communications CM491/020 20-Button Speaker Module with Directory, Aluminum; Vandal-Resistant Panel; Fully Enclosed Flush Back Box with Knockouts
ItemPackageQuantity : 1
ItemTypeKeyword : commercial-access-door-intercoms
Manufacturer : Alpha Communications
ModelNumber : CM491/020
NumberOfItems : 1
PartNumber : CM491/020
ProductDescription : Alpha Communications CM491/020 20-Button Speaker Module with Directory, Aluminum; Vandal-Resistant Panel; Fully Enclosed Flush Back Box with Knockouts

The CM491/020 Vandal-Resistant Series Entrance Panels from Alpha are modular and can be used in virtually any size building. Panels are equipped with a mylar, voice-frequency response speaker protected by a louvered grill and perforated aluminum material. The aluminum push button actuators may be permanently engraved with up to 4 letter/digit combinations. Panels feature alphabetical directory style name listings and heavy duty extruded aluminum construction

Key Features:
- Vandal-resistant panel and push button actuators
- Weather-resistant mylar speaker
- Self-wiping push button switches
- Engraved solid aluminum and push button actuators
- Used with speaker type remotes (with IA543 amplifier or equivalent)

Specifications:
- Description: 20-Button Speaker Directory Module
- Construction: Modular extruded anodized aluminum
- Speaker: 3.50 in. mylar cone
- Hardware: Tamper resistant mounting screws
- Mounting: Fully enclosed flush back box with knockouts
- Plungers: Extruded aluminum engraved (Black Anodized)
- Push Button: Individually replaceable with self-wiping contacts
- Note: Requires OF291 and OH191 for Flush mounting or OF291S for Surface mounting. This module is not a complete entry station. It is only a panel module. It is mounted inside of an OF291 series (Flush) or OF291S series (Surface) mounting frame. When Flush mounting, we also recommend use of the OH191 series Flush back box/housing
- Outside Dimensions: 4.00 in. W x 16.50 in. H x 0.50 in. D
- Shipping Weight: 2.80 lbs
ProductSiteLaunchDate : 2024-11-16T02:36:57.650Z
SupplierDeclaredDgHzRegulation : not_applicable
SupplierDeclaredHasProductIdentifierExemption : 1
UnspscCode : 46170000
WarrantyDescription : 1 Year Manufacturer