
Hammond 1435SSO 12-Hole 30.5mm 304 Stainless Pushbutton Enclosure
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Create Free Business AccountKey Features
- 12 holes for 30.5mm heavy duty oil tight pushbuttons, switches and pilot lights
- Type 4/4X enclosure: UL 508A Type 4 and 4X, CSA Type 4 and 4X, IP66
- Complies with NEMA Type 3R, 4 and 4X for corrosive and washdown locations
- 11.75 in (298 mm) H x 8.50 in (216 mm) W x 3.00 in (76 mm) D
- 304 Stainless construction, 16 gauge, smooth continuously welded seams
- Internally hinged removable cover holds open during wiring
- Oil resistant gasket; bonding stud on door, grounding stud on enclosure
- Welded brackets for enclosure mounting
The 1435SSO is a large multi-device control station from the 1435SS Series Type 4, 4X Stainless Steel Pushbutton Enclosures, punched with 12 holes sized for 30.5mm pushbuttons. It is designed to accept standard heavy duty oil tight pushbuttons, switches and pilot lights, giving machine builders, panel shops, electricians and OEM engineers a ready-made housing for operator controls where the enclosure must provide protection from dirt, dust, oil and large amounts of water from any angle, or where highly corrosive conditions exist.
The body is formed 16 gauge stainless steel with smooth continuously welded seams, and the 1435SSO is the 304 stainless steel version for 30.5mm devices. The natural stainless surface has a smooth brushed finish. The cover is secured with captive stainless steel cover screws that thread into sealed wells, and an oil resistant gasket seals the joint. A bonding stud is provided on the door and a grounding stud on the enclosure.
The enclosure measures 11.75 in (298 mm) high by 8.50 in (216 mm) wide by 3.00 in (76 mm) deep, listed as 11.75 in x 8.5 in x 3 in (298 mm x 216 mm x 76 mm). Shipping weight is 8 lbs (3.63 kg). As one of the larger sizes in the series, it has an internally hinged removable cover designed to hold the cover open during wiring.
Welded brackets provide for enclosure mounting. The series is listed to UL 508A Type 4 and 4X and CSA Type 4 and 4X, and complies with NEMA Type 3R, 4 and 4X and IEC 60529 IP66; appropriate components are required to maintain these standards. The 1435SSO carries UL File E65324 and CSA certificate LR21001, and is REACH and RoHS compliant.
Ideal For
- Pushbutton, switch and pilot light operator stations
- Housing heavy duty oil tight pushbuttons and selector switches
- Washdown or wet locations needing Type 4/4X, IP66 protection
- Corrosive environments requiring stainless steel
Overview
| Series | 1435SS Series Type 4, 4X Stainless Steel Pushbutton Enclosures |
| Application | Accepts standard heavy duty oil tight pushbuttons, switches and pilot lights |
| Description | Pushbutton Encl - 12 PB x 30.5mm - 304 SS |
| Part Number | 1435SSO |
| Hinged Cover | Yes – internally hinged, removable |
| Number Of Holes | 12 |
| Short Description | PUSHBUTTON ENCL 12 HOLE |
| Pushbutton Hole Size | 30.5mm |
Dimensions
| Enclosure Depth | 3.00 in (76 mm) |
| Enclosure Width | 8.50 in (216 mm) |
| Enclosure Height | 11.75 in (298 mm) |
| Size (H X W X D) | 11.75 in x 8.5 in x 3 in (298 mm x 216 mm x 76 mm) |
| Mounting Hole Diameter (Drawing) | Ø 0.25 in |
| Pushbutton Hole Diameter (Drawing) | Ø 1.21 in |
| Overall Height Incl. Mounting Brackets (Drawing) | 12.75 in |
Identifiers
| UPC | 623980410074 |
| UNSPSC | 39121326 |
| Drawing Date | May. 23, 2025 |
Packaging & Shipping
| Packaging Type | Box |
| Shipping Weight | 8 lbs (3.63 kg) |
Related Part Numbers
| Accessories (Series) | Hole plugs and general accessories |
| Same Size, 304 S.S. 22.5mm PB | 1435MSSO |
| Same Size, 316 S.S. 22.5mm PB | 1435MS16O |
| Same Size, 316 S.S. 30.5mm PB | 1435S16O |
Construction & Finish
| Seams | Smooth continuously welded |
| Finish | Natural stainless steel with a smooth brushed finish |
| Gasket | Oil resistant gasket |
| Material | 304 stainless steel, formed 16 gauge |
| Mounting | Welded brackets provide for enclosure mounting |
| Grounding | Bonding stud on door; grounding stud on enclosure |
| Cover Fastening | Captive stainless steel cover screws that thread into sealed wells |
Environmental & Protection
| Protection | Dirt, dust, oil and large amounts of water from any angle, or where highly corrosive conditions exist |
| Ingress Protection | IEC 60529, IP66 |
Compliance & Certifications
| CSA | Type 4 and 4X |
| UL 508A | Type 4 and 4X |
| UL File # | E65324 |
| CSA Cert. # | LR21001 |
| RoHS Compliant | Yes |
| Standards Note | Appropriate components are required to maintain these standards |
| REACH Compliant | Yes |
| NEMA (Complies With) | Type 3R, 4 and 4X |
| IEC 60529 (Complies With) | IP66 |
| EU Declaration Of Conformity | Low Voltage Directive 2014/35/EU; EN 60204-1:2006 / IEC 60204-1:2005-10; EN 60529:1992 + A2:2013 / IEC 60529:2001-02 + A2:2013-08; RoHS 2011/65/EU and (EU) 2015/863 (Operator Enclosures series declaration) |
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Frequently Asked Questions
How many pushbuttons does the 1435SSO hold?▾
It has 12 holes for 30.5mm pushbuttons, switches or pilot lights.
What are the dimensions of the 1435SSO?▾
The enclosure is 11.75 in x 8.5 in x 3 in (298 mm x 216 mm x 76 mm), with a shipping weight of 8 lbs (3.63 kg).
What environmental rating does it have?▾
The series is UL 508A Type 4 and 4X and CSA Type 4 and 4X, and complies with NEMA Type 3R, 4 and 4X and IEC 60529 IP66. Appropriate components are required to maintain these ratings.
Is the cover hinged?▾
Yes. This size has an internally hinged removable cover designed to hold the cover open during wiring.
What is it made of?▾
Formed 16 gauge 304 stainless steel with smooth continuously welded seams and a natural brushed finish.
Is there a version for the other pushbutton size or material?▾
The same enclosure size is listed as 1435MSSO (304 S.S. 22.5mm PB); 1435MS16O (316 S.S. 22.5mm PB); 1435S16O (316 S.S. 30.5mm PB).
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