2-conductor through terminal block; 4 mm²; suitable for Ex e II applications; center marking; for DIN-rail 35 x 15 and 35 x 7.5; CAGE CLAMP®; 4,00 mm²; light gray
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Quick facts
| Availability | Confirmed on request |
| Category | Rail-Mount Terminal Blocks |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can 281-992 be shipped?
281-992 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 281-992 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 281-992 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 281-992, subject to availability and destination.
<h2>Through terminal block, 281 Series, light gray</h2><br/><br/>Connecting conductors is quick and easy with this through terminal block (item number 281-992). Conductors can only be connected to this through terminal block if their strip length is between 9 and 10 mm . Whether for industrial or building applications, you can use our through terminal blocks to connect electrical conductors quickly and safely. We offer variants for both classic through-wiring and potential distribution. This product features conductor terminals and utilizes CAGE CLAMP®. Our trusted universal connection known as CAGE CLAMP® is the industry standard for connection technology and electrical interconnections. This through terminal block is suitable for conductor cross sections ranging from 0.08 mm² to 4 mm².<br/><br/><h3></h3><br/><br/>An operating tool is used to operate this through rail-mount terminal block.<br/>
Specifications
Electrical data - Ratings per IEC/EN
| Ratings per | IEC/EN 60947-7-1 |
| Ratings per | IEC/EN 60947-7-1 / IEC/EN 60947-7-1 / IEC/EN 60947-7-1 |
| Overvoltage category | III / III / II |
| Pollution degree | 3 / 2 / 2 |
Electrical data - Ex information
| Reference to hazardous areas | See application instructions in section “Knowledge and Downloads – Documentation – Additional Information: Technical Section; Technical Explications” |
| Rated voltage EN (Ex e II) | 550 V |
| Rated voltage note (Ex e II) | Using staggered jumpers reduces the maximum rated voltage to 275 V. |
| Rated current (Ex e II) | 30 A |
Electrical data - Power Loss
| Power loss, per pole (potential) | 0.9 W |
| Rated current I<sub>N</sub> for power loss specification | 30 A |
| Resistance value for specified, current-dependent power loss | 0.001 Ω |
Electrical data - General information
| Wiring direction | Front-entry wiring |
Connection data
| Clamping units | 2 |
| Total number of potentials | 1 |
| Number of levels | 1 |
Connection data - Connection 1
| Connection technology | CAGE CLAMP® |
| Actuation type | Operating tool |
| Connectable conductor materials | Copper |
| Solid conductor | 0.08 … 4 mm² / 28 … 12 AWG |
| Fine-stranded conductor | 0.08 … 4 mm² / 28 … 12 AWG |
| Strip length | 9 … 10 mm / 0.35 … 0.39 inches |
| Wiring direction | Front-entry wiring |
Physical data
| Width | 6 mm / 0.236 inches |
| Height | 59 mm / 2.323 inches |
| Depth from upper-edge of DIN-rail | 29 mm / 1.142 inches |
Mechanical data
| Design | horizontal type |
| Mounting type | DIN-35 rail |
| Marking level | Center marking |
Material data
| Note (material data) | Information on material specifications can be found here |
| Color | light gray |
| Material group | I |
| Insulation material (main housing) | Polyamide (PA66) |
| Flammability class per UL94 | V0 |
| Fire load | 0.141 MJ |
| Weight | 7.8 g |
Environmental requirements
| Processing temperature | -35 … +85 °C |
| Continuous operating temperature | -60 … +105 °C |
Commercial data
| PU (SPU) | 50 pcs |
| Packaging type | box |
| Country of origin | DE |
| GTIN | 4044918485180 |
| Customs tariff number | 85369010000 |
Product Classification
| UNSPSC | 39121410 |
| eCl@ss 10.0 | 27-14-11-20 |
| eCl@ss 9.0 | 27-14-11-20 |
| ETIM 9.0 | EC000897 |
| ETIM 10.0 | EC000897 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| RoHS Compliance Status | Compliant,No Exemption |






