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Estimated delivery: June 10 – June 14
The EMCO Wheaton A0727-004K is a replacement top kit for the 4" square well protector. Includes the one-piece die-cast aluminum powder-coated raintight cap with contrasting black triangle (per API recommendation), stainless steel hinges, and all mounting hardware. Use to replace a damaged or corroded cap on an existing 4" well protector post.
Key Features
- One-piece die-cast aluminum cap — powder-coated for corrosion resistance
- Contrasting black triangle — API-recommended identification marking
- Stainless steel hinges — opens up to 150 degrees for full well access
- Lockable cap — padlock compatible for vandal-resistant security
- Drop-in replacement — fits existing 4" EMCO well protector posts
Technical Specifications
| Part Number | A0727-004K |
| Size | 4" |
| Cap Material | Die-cast aluminum, powder-coated |
| Hinge | Stainless steel, 150° opening |
| Locking | Padlock compatible |
| Type | Replacement top kit |
Applications
Groundwater monitoring wells, EPA compliance sites, UST closure monitoring, environmental remediation projects, and any installation where above-grade well casing protection is required.
About EMCO Wheaton
EMCO Wheaton Retail (a division of ECT Manufacturing) manufactures the industry-standard well protectors specified by municipalities, environmental contractors, and federal agencies nationwide.
Questions on sizing or bulk pricing? Call (866) 514-3684 or email us — we ship within the USA and welcome tax-exempt purchasing for qualified accounts.


