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Overview
- Equalizes internal/external pressure and temperature variations.
- Prevents condensation by allowing controlled enclosure breathing.
- NEMA 4X and IP66 rated for robust environmental protection.
- Constructed from UV-stabilized, corrosion-resistant polycarbonate.
- Suitable for enclosure wall thicknesses from 16 gauge to 1/4 inch.
Specifications
Application | Provides for controlled pressure compensation due to temperature variations (i.e. night/day operation). |
Brand Name | Hammond Mfg. |
Height | 1.2 in |
Installation Location | Nut |
Material | Plastic |
Size | 2.6 in dia |
Special Features | Packaged individually. Recommend two plugs per cabinet in opposite locations. Minimum cutout diameter 1.46" Includes sealing gasket |
Sub Brand | SDA Series |
Top Cap Diameter | 2.6 in dia |
Type | Breather Kit |
Package Dimensions (L x W x H) | 1 IN x 1 IN x 1 IN |
Package Dimensions (L x W x H) | 2.54 cm x 2.54 cm x 2.54 cm |
Package Weight (Imperial) | 0.100 L |
Package Weight (Metric) | 0.045 kg |

15EDGRHC-THR-3.5-04P-13-00Z(H)
Pluggable terminal blocks,pitch:3.5mm,Color:Black,Contact surface :Tin
DLS1
Plastic far side electrical box support that mounts to the back of 1-1/2 in or 2-1/8 in boxes. It is designed for 3-5/8 in steel studs and is intended for electrical box applications. The support is made of black plastic with molded construction.Frequently Asked Questions
What is the purpose of the Hammond SDA412 breather kit?
The SDA412 breather kit is designed to equalize internal and external pressure and temperature within enclosures, preventing condensation buildup by allowing controlled airflow.
What NEMA and IP ratings does the SDA412 offer?
The Hammond SDA412 breather kit provides NEMA 4X and IP66 ingress protection, ensuring resistance to dust and water ingress.
What is the operating temperature range for the SDA412?
The SDA412 breather kit operates within a temperature range of -35°C to +130°C (-31°F to 266°F).
What materials are used in the construction of the SDA412?
The SDA412 is constructed from molded, corrosion-resistant polycarbonate with a polyurethane gasket.
What is the wall thickness compatibility for mounting the SDA412?
The SDA412 is designed for use with enclosure wall thicknesses from 16 gauge to 1/4 inch (4mm).
Can the SDA412 be used with both metallic and non-metallic enclosures?
Yes, the SDA412 breather kit is compatible for use with both metallic and non-metallic enclosures.
What is the recommended installation for the SDA412 breather kit?
Hammond Manufacturing recommends installing two breather kits per cabinet in opposite locations for optimal pressure compensation.
How to Install the Hammond SDA412 Breather Kit
Step-by-step guide for installing the SDA412 breather kit onto an enclosure wall.
Estimated time: 15m
Tools needed:
Drill, Hole saw (1.46" minimum diameter), Screwdriver
Supplies needed:
Installation template (included), Mounting hardware (included)
- Prepare the Enclosure Wall
Using the included installation template, mark the desired location on the enclosure wall. Drill a hole with a minimum diameter of 1.46 inches (37mm).
- Mount the Breather Kit
Insert the threaded portion of the breather kit through the prepared hole from the inside of the enclosure. Ensure the polyurethane gasket is properly seated against the enclosure wall.
- Secure the Breather Kit
From the outside of the enclosure, thread the union nut onto the breather kit and tighten securely. For optimal performance, install a second unit in an opposite location.
Frequently Asked Questions about Hammond Manufacturing
What is Hammond Manufacturing's warranty policy?
Hammond Manufacturing provides a standard one-year warranty on all products, covering defects in workmanship and materials. Products will be repaired or replaced free of charge if found defective upon factory inspection. The warranty does not cover damage from improper handling, incorrect application, or faulty installation.
What certifications and standards do Hammond Manufacturing products comply with?
Hammond Manufacturing products are certified to UL (Underwriters Laboratories) and CSA (Canadian Standards Association) standards in North America. Our products meet rigorous safety and performance requirements, with many items classified as UL Listed Products or Recognized Components. We also comply with international certifications including China Compulsory Certification (CCC), C-Tick for Australian EMC requirements, and ANCE for Mexico.
What are the key features of Hammond Manufacturing products?
Hammond Manufacturing offers a comprehensive range of industrial enclosures and electrical components, including mild steel, stainless steel, aluminum, and non-metallic enclosures designed for diverse industrial applications. Their product lines cover critical industrial automation needs such as disconnect enclosures, operator interface enclosures, climate control solutions, and general accessories, with products engineered to meet Type 4, 4X, and 12 industrial standards.
What environmental ratings do Hammond Manufacturing products have?
Hammond Manufacturing offers enclosures with multiple environmental ratings across their product lines, including UL/cUL 508A ratings of Type 1, 2, 3, 4, 4X, 12, and 13. Their products also comply with IEC 60529 IP66 standards, providing robust protection against dust, water ingress, and harsh environmental conditions. Specific ratings vary by product series, with options ranging from indoor Type 1 enclosures to outdoor-rated Type 4X enclosures suitable for wet, corrosive, and high-temperature environments.
What industries and applications are Hammond Manufacturing products used for?
Hammond Manufacturing produces industrial enclosures and electrical components for multiple critical industries, including automation, electrical, audio, power systems, and control applications. Their product lines span mild steel, stainless steel, aluminum, and non-metallic enclosures designed for various NEMA types (Type 4, 4X, 12), as well as transformers, circuit board components, and climate control solutions for industrial and commercial environments.
What technical support does Hammond Manufacturing offer?
Hammond Manufacturing offers comprehensive technical support through multiple channels. Customers can access technical references and CAD downloads directly on www.hammondmfg.com, and can contact regional support teams via phone in Canada, the USA, and internationally. For custom design inquiries, their technical team provides personalized assistance, helping customers find standard solutions or develop custom transformer and electrical enclosure designs.
What are the main product lines offered by Hammond Manufacturing?
Hammond Manufacturing offers a comprehensive range of industrial enclosures, power supplies, and electronic packaging solutions. Their primary product lines include electrical and electronic enclosures, power transformers, heat sinks, PCI/PCIe card enclosures, and specialized mounting hardware for industrial automation and electronic applications.
What accessories are available for Hammond Manufacturing products?
Hammond Manufacturing offers a comprehensive range of accessories for their industrial enclosures and electrical components. Key accessories include HME Series handles (swing and lift handles with key locking and padlocking options), door stop kits, and light kit mounting brackets. They also provide standard hardware like screws, washers, and mounting accessories specific to different product lines.
How are Hammond Manufacturing products typically installed?
Hammond Manufacturing transformers are typically chassis-mounted using pre-drilled mounting holes and centers specified in their product dimension tables. Most models feature 3/16" diameter mounting holes and precise mounting centers, allowing for direct, secure installation onto equipment chassis or mounting plates. Installation requires aligning the transformer's mounting holes with corresponding mounting points and securing with appropriate fasteners.






