# A-421

**Manufacturer:** DWYER  
**MPN:** `A-421`

The Dwyer A-421 Static Pressure Tip features a built-in surge damper for stable pressure readings. It has an insertion depth of 6 inches (152 mm).

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | DWYER |
| Manufacturer name | DWYER |
| Manufacturer | DWYER, Dwyer Instruments, Inc. |
| moq | 1 |
| MPN | A-421 |
| multiple | 1 |
| qtyInStock | 10 |
| SKU | A-421 |
| Part Number | A-421 |
| Product Group | BISS |
| ASIN | B00E6G875O |
| AdultProduct | False |
| Amount | 27.50 |
| Asin | B00E6G875O |
| Autographed | False |
| Brand | Dwyer |
| Bullet_point | Pressure spike reducer can be added to end of tube to further smooth over pressure fluctuations. |
| Case | 1 |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091, 16310161, 256346011 |
| ClassificationId | 720590011 |
| Currency | USD |
| CurrencyCode | USD |
| DisplayName | HVAC Equipment |
| Feature | Pressure spike reducer can be added to end of tube to further smooth over pressure fluctuations. |
| Height | 500, 75 |
| IsBrandQuery | True |
| ItemClassification | BASE_PRODUCT |
| ItemName | Dwyer® Static Pressure Tip, A-421, Built-in Surge Damper, 6" (152 mm) Insertion Depth |
| Item_name | Dwyer® Static Pressure Tip, A-421, Built-in Surge Damper, 6" (152 mm) Insertion Depth |
| Item_package_quantity | 1 |
| Item_type_keyword | industrial-hvac-components |
| Item_weight | 0.1 |
| Keyword | A-421 |
| Label | Dwyer Instruments, Inc. |
| Link | https://m.media-amazon.com/images/I/31ijvgsFegL._SL75_.jpg, https://m.media-amazon.com/images/I/31ijvgsFegL.jpg |
| List_price | 27.5 |
| Man | Dwyer Instruments, Inc. |
| Memorabilia | False |
| Mpns | A-421 |
| NumberOfItems | 1 |
| Number_of_items | 1 |
| PackageQuantity | 1 |
| PartNumber | A-421 |
| Part_number | A-421 |
| ProductCategoryId | 13400031, 720590011, 720593011, biss_display_on_website, home_improvement_display_on_website |
| ProductGroup | BISS, BISS Basic |
| ProductType | MECHANICAL_COMPONENTS |
| ProductTypeName | ADHESIVES_AND_SEALANTS, MECHANICAL_COMPONENTS |
| Product_description | Model A-421, Static Pressure Tip measures duct static air pressure. Assembly includes 6" (152 mm) probe, silicon rubber hose, and screws. Built-in surge damper ensures stable readings on pressure sens |
| Product_site_launch_date | 2013-07-26T23:34:15.946Z |
| Publisher | Dwyer Instruments, Inc. |
| Rank | 1054, 1059987, 1078501, 1079278, 1172, 12234, 1536, 1578, 1587, 1604, 1658, 1662, 1829, 1875, 1885, 1913, 1917, 1941, 1967, 1985, 2067, 210, 2475, 2688, 515882, 554918, 704691, 720618, 725620, 730050, |
| Sku | 1412-SD050302MF, 97600.6, AD52/012-1, CD4025AF/3, CML INNOVATIVE TECHNOLOGIES LTD SW19STM112, DICHTOMATIK 206284SA-H, DICHTOMATIK 231324SA-H-BX, IDEAL-TEK S.A. 2ABSVR.SA.1.ITU, IDEAL-TEK S.A. IT01403/ |
| StrippedMpns | A421 |
| Studio | Dwyer Instruments, Inc. |
| Title | Dwyer Static Pressure Tip, A-421, Built-In Surge Damper, 6" (152 mm) Insertion Depth, Dwyer Static Pressure Tip, A-421, Built-in Surge Damper, 6" (152 mm) Insertion Depth, Dwyer® Static Pressure Tip,  |
| TradeInEligible | False |
| URL | http://ecx.images-amazon.com/images/I/31ijvgsFegL._SL75_.jpg, https://m.media-amazon.com/images/I/31ijvgsFegL._SL75_.jpg |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Radwell | A-421 |  |  | 10 | 1 |
| Megadepot | A-421 | 41.88 | 1 | None | 1 |
| Allied Electronics | 71691074 |  |  | None | 1 |
| Pemro | DWI-3253 |  |  | None | 1 |
| midwestapplianceparts.com | A-421-DW-P | 54.9 | 1 | 1 | 1 |
| usmegastore.com | A-421 | 43.99 | 1 | None | 1 |
| midwestapplianceparts.com | A-421 -DW-P |  |  | None | 1 |
| gsistore.com | A-421 | 47.74 | 1 | 3 | 1 |
| hvacdiscountstore.com | DWY--A-421 | 56.34 | 1 | None | 1 |
| Kele | A-421 | 48.5 | 1 | None | 1 |
| ptacsolutions.com | A-421 | 56.49 | 1 | 4 | 1 |
| cappusa.com | 4115536 | 27.89 | 1 | None | 1 |
| Galco | A-421-DWYR | 36.21 | 1 | None | 1 |
| blackhawksupply.com | A-421 | 43.63 | 1 | None | 1 |
| alliedcontrols.com | A-421 | 47.19 | 1 | None | 1 |
| Newark | 83AK1541 | 41.0 | 1 | None | 1 |
| Voomi Supply | A-421 | 57.68 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/258000000/258421000/part_--A421---DWYER--68637fd0c2.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp