Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
RITTAL Hole Seal: Steel, 2 1/2 in Conduit Hole Size, For 3 in Hole Dia - Max, Carbon Steel - Oiltight Hole Seals
RITTALOiltight Hole Seals

RITTAL Hole Seal: Steel, 2 1/2 in Conduit Hole Size, For 3 in Hole Dia - Max, Carbon Steel

The RITTAL Hole Seal: Steel is an oiltight hole seal designed for conduit holes, constructed from powder-coated carbon steel in gray. It accommodates a 2 1/2 in conduit hole size and fits a maximum 3 in hole…

SKU 3G-OTH-07603

Brand
RITTAL
Item
Hole Seal: Steel, 2 1/2 in Conduit Hole Size, For 3 in Hole Dia - Max, Carbon Steel
Category
Oiltight Hole Seals
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

RITTAL
Manufacturer Part Number
OHS250C
Type
For 3 in Hole Dia - Max, Carbon Steel, 12, Gray
Material
Carbon Steel
Color
Gray
Finish
Powder Coated
Includes
Oil Resistant Gasket
For Hole Type
Conduit
Conduit Hole Size
2 1/2 in
NEMA Enclosure Rating
12
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

RITTAL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RITTAL Hole Seal: Steel is an oiltight hole seal designed for conduit holes, constructed from powder-coated carbon steel in gray. It accommodates a 2 1/2 in conduit hole size and fits a maximum 3 in hole diameter, including an oil-resistant gasket. This seal carries a NEMA Enclosure Rating of 12, ensuring protection against dust and dripping oil.

Frequently Asked Questions

What is the RITTAL OHS250C hole seal used for?

The RITTAL OHS250C hole seal is used to seal conduit holes in electrical enclosures, preventing dust and dripping oil from entering. It is designed for NEMA 12 rated enclosures, making it suitable for industrial environments where protection against non-corrosive liquids and airborne contaminants is required.

What are the specifications of the RITTAL OHS250C hole seal?

The RITTAL OHS250C hole seal is made of powder-coated carbon steel in gray. It fits a 2 1/2 in conduit hole size and accommodates a maximum 3 in hole diameter. It includes an oil-resistant gasket and carries a NEMA Enclosure Rating of 12. The manufacturer part number is OHS250C.

Where to buy the RITTAL OHS250C hole seal worldwide?

3G Electric supplies the RITTAL OHS250C hole seal worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this part to any country.

How to install the RITTAL OHS250C hole seal?

To install the RITTAL OHS250C hole seal, first ensure the conduit hole is clean and free of debris. Place the included oil-resistant gasket over the hole, then insert the seal and secure it with the provided hardware. Tighten evenly to maintain a dust- and oil-tight seal per NEMA 12 standards.

Used in

Common applications for RITTAL
Industrial automation — Rittal TS 8 enclosures for housing PLCs and motor controls in factory floors.
Data centers — Rittal server rack enclosures (48U, MPN 9982214) for mounting network switches and servers.
Telecommunications — Rittal communication storage cabinets (42U, NEMA 12) for outdoor or indoor telecom equipment.
Process control — Rittal nonmetallic enclosures (NEMA 4X, MPN 9520000) for corrosive environments like chemical plants.
Thermal management — Rittal wall-mount air conditioners (1,774 BtuH) for cooling electrical panels in manufacturing.
Cable organization — Rittal horizontal cable managers (2U) for structured cabling in IT racks.

RITTAL Products

3G Electric supplies RITTAL oiltight hole seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
RITTAL Hole Seal: Steel, 1 1/4 in Conduit Hole Size, For 1.68 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS125C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 1 1/4 in Conduit Hole Size, For 1.68 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS125C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 3 1/2 in Conduit Hole Size, For 4.12 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS350C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 3 1/2 in Conduit Hole Size, For 4.12 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS350C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 30.5 mm Conduit Hole Size, For 1.25 in Hole Dia - Max, Carbon Steel, 12 (MPN OHSSPBC). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 30.5 mm Conduit Hole Size, For 1.25 in Hole Dia - Max, Carbon Steel, 12 (MPN OHSSPBC). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 1/2 in Conduit Hole Size, For 0.87 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS050C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 1/2 in Conduit Hole Size, For 0.87 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS050C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Stainless Steel, 3/4 in Conduit Hole Size, For 1.05 in Hole Dia - Max, 12, Brushed (MPN OHS0756). Key specifications — Color: Gray; Brand: RITTAL; Finish: Brushed; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: 304 Stainless Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Stainless Steel, 3/4 in Conduit Hole Size, For 1.05 in Hole Dia - Max, 12, Brushed (MPN OHS0756). Key specifications — Color: Gray; Brand: RITTAL; Finish: Brushed; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: 304 Stainless Steel; NEMA Enclosure Rating: 12.

More from RITTAL

View all RITTAL parts →
RITTAL Hole Seal: Steel, 3 in Conduit Hole Size, For 3.62 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS300C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 3 in Conduit Hole Size, For 3.62 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS300C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 1 in Conduit Hole Size, For 1.37 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS100C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 1 in Conduit Hole Size, For 1.37 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS100C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 4 in Conduit Hole Size, For 4.62 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS400C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 4 in Conduit Hole Size, For 4.62 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS400C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 2 in Conduit Hole Size, For 2.5 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS200C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 2 in Conduit Hole Size, For 2.5 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS200C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 1 1/2 in Conduit Hole Size, For 2 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS150C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 1 1/2 in Conduit Hole Size, For 2 in Hole Dia - Max, Carbon Steel, 12, Gray (MPN OHS150C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Conduit; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Stainless Steel, 1/2 in Conduit Hole Size, For 0.88 in Hole Dia - Max, 12, Brushed (MPN OHS0506). Key specifications — Color: Gray; Brand: RITTAL; Finish: Brushed; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: 304 Stainless Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Stainless Steel, 1/2 in Conduit Hole Size, For 0.88 in Hole Dia - Max, 12, Brushed (MPN OHS0506). Key specifications — Color: Gray; Brand: RITTAL; Finish: Brushed; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: 304 Stainless Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 3/4 in Conduit Hole Size, For 1.06 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS075C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 3/4 in Conduit Hole Size, For 1.06 in Hole Dia - Max, Carbon Steel, 12 (MPN OHS075C). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Knockouts; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL Hole Seal: Steel, 22.5 mm Conduit Hole Size, For 0.87 in Hole Dia - Max, Carbon Steel, 12 (MPN OHSMPBC). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.
RITTAL
RITTAL Hole Seal: Steel, 22.5 mm Conduit Hole Size, For 0.87 in Hole Dia - Max, Carbon Steel, 12 (MPN OHSMPBC). Key specifications — Color: Gray; Brand: RITTAL; Finish: Powder Coated; For Hole Type: Push Buttons; Includes: Oil Resistant Gasket; Material: Carbon Steel; NEMA Enclosure Rating: 12.