Description
Product Overview: ABB GMSTB 2.5/4-ST-7.62
The ABB GMSTB 2.5/4-ST-7.62 is a premium terminal block designed for the safe and efficient termination of electrical conductors in control panels, machinery, and power distribution systems. Built to ABB’s rigorous quality standards, it features a compact, modular design that simplifies installation while ensuring secure, vibration-resistant connections. Whether used in manufacturing plants, building automation, or renewable energy setups, the ABB GMSTB 2.5/4-ST-7.62 provides consistent performance, even in demanding environments with temperature fluctuations or mechanical stress.
Its versatile design supports a range of conductor sizes, making it suitable for both small-scale wiring and medium-duty electrical applications. Compatibility with standard DIN rails ensures easy mounting, while clear labeling and color-coding enhance traceability and reduce installation errors. For engineers and electricians, the ABB GMSTB 2.5/4-ST-7.62 offers a reliable solution that minimizes maintenance needs and maximizes system uptime.
Technical Specifications — ABB GMSTB 2.5/4-ST-7.62
| Specification | Details |
|---|---|
| Part Number | GMSTB 2.5/4-ST-7.62 |
| Brand | ABB |
| Series | GMSTB |
| Conductor Size Range | 0.25 mm² to 2.5 mm² (24 AWG to 14 AWG) |
| Number of Poles | 4 poles |
| Connection Type | Screw terminal (ST) |
| Pitch (Center Distance) | 7.62 mm (0.3 in) |
| Rated Voltage | 600 V AC/DC |
| Rated Current | 24 A |
| Mounting Type | DIN rail (35 mm standard) |
| Material | Polyamide (PA) housing, copper contacts |
| Flame Resistance | UL94 V0 |
| Operating Temperature | -40°C to +100°C (-40°F to +212°F) |
| Certifications | CE, UL, CSA, RoHS compliant |
| Torque Rating | 0.8 Nm (7.1 lbf·in) |

ABB GMSTB 2.5/4-ST-7.62
Related Products: ABB GMSTB 2.5/4-ST-7.62
The ABB GMSTB 2.5/4-ST-7.62 integrates seamlessly with other ABB electrical components to create complete wiring solutions. Key complementary products include:
- ABB GMSTB 2.5/2-ST-7.62: 2-pole variant for smaller-scale connections.
- ABB GMSTB 6/4-ST-10.16: Higher current (41 A) terminal block for larger conductors (up to 6 mm²).
- ABB DIN Rail 35mm: Standard mounting rails for secure terminal block installation.
- ABB Marker Strips: Labeling accessories for easy conductor identification.
- ABB Terminal Block Covers: Protective covers to shield connections from dust and debris.
Main Features and Advantages: ABB GMSTB 2.5/4-ST-7.62
The ABB GMSTB 2.5/4-ST-7.62 stands out in the market with a range of features designed to meet the demands of modern electrical systems:
1. Secure and Reliable Connections
Equipped with high-quality copper contacts and a precision screw terminal design, the ABB GMSTB 2.5/4-ST-7.62 ensures low-resistance, vibration-resistant connections. This minimizes power loss and prevents overheating, even under continuous load.
2. Versatile Conductor Compatibility
Supporting conductors from 0.25 mm² to 2.5 mm² (24 AWG to 14 AWG), the ABB GMSTB 2.5/4-ST-7.62 adapts to diverse wiring needs, eliminating the need for multiple terminal block types in a single system.
3. Flame-Retardant and Durable Housing
Constructed from polyamide (PA) with UL94 V0 flame resistance, the terminal block withstands high temperatures and resists ignition, enhancing safety in electrical enclosures and reducing fire risks.
4. Easy DIN Rail Installation
Designed for 35 mm standard DIN rails, the ABB GMSTB 2.5/4-ST-7.62 clicks into place quickly, reducing installation time. Its compact 7.62 mm pitch saves space in crowded control panels.
5. Clear Labeling and Traceability
Integrated marking slots allow for easy labeling of conductors, simplifying system troubleshooting and maintenance. Color-coded components further enhance visibility and reduce wiring errors.
6. Global Compliance
Certified by CE, UL, CSA, and RoHS, the ABB GMSTB 2.5/4-ST-7.62 meets strict international safety and environmental standards, ensuring compatibility with global electrical codes and regulations.

ABB GMSTB 2.5/4-ST-7.62
Product Guarantee: ABB GMSTB 2.5/4-ST-7.62
ABB stands behind the quality of the ABB GMSTB 2.5/4-ST-7.62 with a comprehensive warranty and support package:
- Warranty Period: 24 months from the date of delivery, covering manufacturing defects and material failures under normal operating conditions.
- Warranty Coverage: Replacement or repair of defective units, excluding damage caused by improper installation, over-tightening, misuse, or exposure to extreme conditions beyond specified limits.
- Technical Support: Access to ABB’s global network of electrical experts for installation guidance, troubleshooting, and product advice.
- Genuine Parts: All replacements use authentic ABB components to ensure compatibility, performance, and safety compliance.
To claim warranty services, contact your supplier with proof of purchase, serial number, and a detailed description of the issue.
Contact Us
For inquiries about the ABB GMSTB 2.5/4-ST-7.62, pricing, bulk orders, or technical support, reach out via:
- WhatsApp: WhatsApp +86 18859254943
- Email: support@ygplc.com
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