# Alpha IA543 5/4/3 Wire Apartment Amplifier+2 Tones | 123 Security Products

**Manufacturer:** Alpha  
**MPN:** `IA543`

The Alpha Communications IA543 Intercom Amplifier is designed for two-way communications between an open voice lobby panel and multiple apartments. It allows entrance panels to signal an apartment by pressing a call button, and the resident can answer using TALK and LISTEN buttons. The amplifier is compatible with additional equipment for specialized applications, including integration into access control systems and postal locks. It has a surface mount design and measures 3.375" wide, 1.25" deep, and 5.625" high.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Alpha |
| Manufacturer name | Alpha |
| Manufacturer | Alpha, Alpha Communications |
| Extra Product Name | Alpha IA543 5/4/3 Wire Apartment Amplifier+2 Tones \| 123 Security Products |
| moq | 1 |
| MPN | IA543 |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | fixQty1 |
| SKU | IA543 |
| tierMinQty1 | 1 |
| tierPrice1 | 124.55 |
| UPC | 723118059097 |
| EAN | 723118059097 |
| Part Number | IA543 |
| Model | IA543 |
| Product Group | Photography |
| ASIN | B005YSOOY6 |
| AdultProduct | False |
| Amount | 153.99 |
| Asin | B005YSOOY6 |
| Autographed | False |
| Binding | Electronics |
| Brand | Alpha Communications |
| Bullet_point | Alpha Communications IA543 5/4/3 Wire 2 Tone Intercom Amplifier |
| Case | 1 |
| Cat | Electronics |
| CatId | 172282 |
| CatTree | 172282, 493964 |
| ClassificationId | 524136 |
| CurrencyCode | USD |
| DisplayName | Security & Surveillance |
| EANList | 723118059097 |
| Feature | Material: Plastic - Cover |
| Height | 1.00, 2217, 250, 38, 500, 75 |
| Identifier | 0723118059097, 723118059097 |
| IdentifierType | EAN, UPC |
| IsBrandQuery | True |
| ItemClassification | BASE_PRODUCT |
| ItemName | Alpha Communications - IA543 - 5/4/3 Wire Apt Amplif.+2 Tones |
| Item_name | Alpha Communications - IA543 - 5/4/3 Wire Apt Amplif.+2 Tones |
| Item_package_quantity | 1 |
| Item_package_weight | 0.45 |
| Item_type_keyword | industrial-process-filter-cartridges |
| Keyword | NTE218 |
| Label | Alpha Communications |
| Length | 6.00 |
| Link | https://m.media-amazon.com/images/I/31JFADxfr3L._SL75_.jpg, https://m.media-amazon.com/images/I/31JFADxfr3L.jpg, https://m.media-amazon.com/images/I/41ZjqqnM-hL._SL75_.jpg, https://m.media-amazon.com/ |
| Man | Alpha Communications |
| Memorabilia | False |
| ModelNumber | IA543 |
| Model_number | IA543 |
| Mounting_type | Surface Mount |
| Mpns | IA543 |
| NumberOfItems | 1 |
| PackageQuantity | 1 |
| PartNumber | IA543 |
| Part_number | IA543 |
| ProductCategoryId | 524136, ce_display_on_website |
| ProductGroup | Photography |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| 123securityproducts.com | IA543 | 124.55 | 1 | None | 1 |
| jmac.com | IA543 | 197.0 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/143000000/143250000/part_--IA543---Alpha--6e21962f4f.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp