ABB - Installation Products AT21/M25/A/BLB - Adaptalok ATS, Straight Conduit Fitting, Fixed External Male Thread, Nominal Conduit Size 21mm, M25 Thread, Polyamide (Nylon) 66/TPE, Black with Blue Elastomer
ABB - Installation Products

AT21/M25/A/BLB

UPC: 786210256238


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Overview

The ABB Adaptalok ATS Straight Conduit Fitting (SKU: AT21/M25/A/BLB) delivers precision-engineered reliability for demanding electrical installations. Designed for nominal 21mm conduit with a fixed external M25 male thread, this fitting ensures secure, leak-proof connections in industrial and commercial environments. Constructed from high-strength polyamide (Nylon 66/TPE) with a black body and integrated blue elastomer seal, it provides exceptional chemical resistance, impact durability, and UV stability—critical for harsh operating conditions. Engineered for compliance and performance, the Adaptalok ATS series meets stringent industry standards, offering contractors and engineers a trusted solution for cable management and protection. The fixed external thread design simplifies installation while maintaining consistent torque and sealing integrity. Its robust construction resists corrosion, moisture, and mechanical stress, ensuring long-term reliability in power distribution, automation, and instrumentation systems.
  • Fixed external M25 male thread for secure conduit connections
  • Nominal 21mm conduit size compatibility
  • Polyamide (Nylon 66/TPE) body with blue elastomer seal for durability
  • Excellent chemical resistance, impact strength, and UV stability
  • Suitable for harsh industrial and commercial environments

Specifications

Application
For Insertion into Threaded Entries or Knockout to Connect Conduit
Cable Entry
M25 Thread
Color
Black/Blue Elastomer
Color
Black;Blue
Connection
Straight
Material
Polyamide/Nylon 6.6
Size
NC 21mm
Type
Conduit Fitting with Metric Threads
Package Dimensions (L x W x H)
1 IN x 7.87 IN x 9.84 IN
Package Dimensions (L x W x H)
2.54 cm x 19.9898 cm x 24.9936 cm
Package Weight (Imperial)
0.040 L
Package Weight (Metric)
0.018 kg
Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 21mm, M20 Thread, Polyamide (Nylon) 66, Nickel Plated Brass Thread, Black

AL21/M20/SA/BL

Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 21mm, M20 Thread, Polyamide (Nylon) 66, Nickel Plated Brass Thread, Black
Adaptalok ATS, Straight Conduit Fitting, Fixed External Male Thread, Nominal Conduit Size 16mm, M16 Thread, Polyamide (Nylon) 66/TPE, Black with Yellow Elastomer

AT16/M16/A/BLY

Adaptalok ATS, Straight Conduit Fitting, Fixed External Male Thread, Nominal Conduit Size 16mm, M16 Thread, Polyamide (Nylon) 66/TPE, Black with Yellow Elastomer
Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 34mm, M32 Thread, Polyamide (Nylon) 66, Nickel Plated Brass Thread, Black

AL34/M32/SA/BL

Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 34mm, M32 Thread, Polyamide (Nylon) 66, Nickel Plated Brass Thread, Black
Straight Conduit Fitting, Swivel Male External Thread, Nominal Conduit Size 16mm, M16 Thread, Polyamide (Nylon) 66, Black

AL16/M16/SA/BL

Straight Conduit Fitting, Swivel Male External Thread, Nominal Conduit Size 16mm, M16 Thread, Polyamide (Nylon) 66, Black
Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 28mm, M25 Thread, Polyamide (Nylon) 66, Black

AL28/M25/SA/BL

Straight Conduit Fitting, Swivel External Male Thread, Nominal Conduit Size 28mm, M25 Thread, Polyamide (Nylon) 66, Black

Frequently Asked Questions about ABB - Installation Products

What technical support does ABB - Installation Products offer?

ABB - Installation Products offers comprehensive technical support through a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services include emergency services, on-site support, remote diagnostics, installation assistance, equipment assessments, and repair coordination. Customers can also access technical resources via email at [email protected].

What are the main product lines offered by ABB - Installation Products?

ABB - Installation Products offers a comprehensive range of electrical distribution and protection solutions, including panelboards like ReliaGear® and ProLine, circuit monitoring systems, softstarters, and modular bus bar systems. Key product lines cover low voltage applications with specialized offerings such as the SMISSLINE TP flexible power distribution bus system, Ekip UP protection and metering relays, and enclosed/open softstarters for industrial and commercial sectors.

What are the key features of ABB - Installation Products products?

ABB - Installation Products feature advanced, user-friendly design elements optimized for industrial applications. Key features include 2-in-1 Push-in Spring connection technology allowing ferruled and rigid cable connections, tool-free mounting, robust vibration and shock-proof design, and front-accessible terminals. The products deliver high connection capacities up to 18.5 kW, support motor starting solutions, provide short-circuit fuseless protection to 100 kA, and enable faster, more intuitive installation with one-hand mounting and automated wiring capabilities.

What environmental ratings do ABB - Installation Products products have?

ABB - Installation Products offer robust environmental ratings across multiple standards, including IP54 to IP66 protection levels and NEMA Type 1 to Type 4X enclosures. These ratings ensure superior protection against dust, water, and corrosion for both indoor and outdoor industrial applications, with certifications that meet stringent environmental performance requirements.

What accessories are available for ABB - Installation Products products?

ABB - Installation Products offers a comprehensive range of accessories designed to enhance functionality and connectivity across industrial control systems. Key accessories include auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, terminal blocks, and connection accessories. These accessories are compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems, allowing for easy installation and configuration of manual motor starters, circuit breakers, and other electrical components.

What is ABB - Installation Products's warranty policy?

ABB - Installation Products offers a standard 1-year factory warranty for most installation products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies product application and provides additional coverage for manufacturing defects and factory-mounted accessories.

What industries and applications are ABB - Installation Products products used for?

ABB - Installation Products serve critical electrical infrastructure needs across diverse industries including Energy, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their products cover essential applications such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems, engineered for high-reliability environments with a strong emphasis on safety, efficiency, and sustainability.

What communication protocols do ABB - Installation Products products support?

ABB - Installation Products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, DeviceNet, and IEC 61850. These protocols enable flexible connectivity across multiple industrial automation platforms, with high-speed data transmission capabilities up to 100 Mbps and support for various network topologies.

How are ABB - Installation Products products typically installed?

ABB - Installation Products are installed through a professional, systematic process emphasizing fast, intuitive wiring and tool-free mounting. Typical installation involves precise equipment verification, secure electrical connections, and comprehensive testing, including foundation frame assessment, busbar and cable connections, earthing system establishment, and thorough pre-commissioning functional tests to ensure optimal performance and reliability.

What certifications and standards do ABB - Installation Products products comply with?

ABB - Installation Products products meet rigorous international certifications including UL (United States), CSA (Canada), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia & New Zealand). Our products comply with critical standards such as IEC 60947 series for low-voltage switchgear, functional safety standards EN 61800-5-2 and ISO 13849-1, ensuring high performance and reliability across industrial installation applications.