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Shunt-Diode Zener Safety Barrier 28V 300R
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Product Description
MTL (Eaton) MTL7089 MTL7089 shunt-diode Zener safety barrier — the classic passive IS barrier. 28V / 300 ohm for 4-20mA transmitters. Requires external IS ground busbar.
Technical Specifications
- Material
- PC housing
- Standard
- IEC/EN 60079-11
- Temperature range
- -20°C to +60°C
- IP rating
- IP20
- Approval
- ATEX II (1)G [Ex ia Ga] IIC, IECEx, FM, SIL 3, CE, DNV
- Standards
- IECEx, End-to-end, DIN 35, IEC 60079-11
- Approvals
- DNV, CE, ATEX, IECEx
- HS code
- 8536.30
Standards & Compliance
- Standard
- IEC/EN 60079-11
- Material
- PC housing
- Temperature Range
- -20°C to +60°C
- IP Rating
- IP20
- Classification / Approval
- ATEX II (1)G [Ex ia Ga] IIC, IECEx, FM, SIL 3, CE, DNV
- HS Code
- 8536.30
Compatibility & Fitment
Requires properly bonded IS ground <1 ohm.
Product Documentation
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Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy MTL7089?
- MTL7089 can be ordered from cballast.com as a MTL (Eaton) catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this MTL (Eaton) product?
- The manufacturer part number is MTL7089.
- What is the HS code for MTL7089?
- The customs tariff (HS) code for MTL7089 is 8536.30.
- Who manufactures MTL7089?
- MTL7089 is a MTL (Eaton) product in the Hazardous Area Equipment range.
- Is a datasheet available for MTL7089?
- Yes — the MTL7089 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for MTL7089?
- The minimum order quantity is 1.
- Is MTL7089 available?
- Yes — MTL7089 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).