Brady B-921label_film_tape8 Orderable SKUs
Reflective Solar Labels
Brady B-921 Reflective Solar Labels are used for identification around solar panel installation sites in outdoor environments, with a service temperature range of -20°F to 180°F (-29°C to 82°C) and up to 5 years average outdoor durability.
Material Composition
ASTM D 4956 Type 1 Reflective Sheeting with clear acrylic overlaminate
Adhesive System
Adhesion to Stainless Steel (PSTC-1) 15 Minute Dwell (Avg.) – Destroys, Tack (ASTM D 2979) (Avg.) – 450g (4.4 N)
Operating Temperature
-29°C to 82°C (-20°F to 180°F)
Total Thickness
10 mils (0.25 mm)
Industrial Safety & Asset Marker
B-921 Application & Installation Blueprint
Heavy-Duty Industrial Safety & Identification Marker • Physical application tolerances and surface engineering
Industrial Fit Certified
Standard Industrial Marking Procedure
1Ensure application surface is dry and free of loose particulate or heavy oil.
2Peel and apply with steady firm pressure from center to edge.
3Allow 24 hours for ultimate cross-linked adhesion strength.
Engineering Tolerance: Engineered to withstand standard industrial plant environmental conditions and indoor/outdoor temperature swings.
Substrate Compatibility & Adhesion Matrix
Smooth Metals & Stainless Steel
Standard Bond (5/5)
Rigid Thermoplastics & ABS
Standard Bond (4.8/5)
Painted Metal Cabinets
Standard Bond (4.8/5)
Glass & Smooth Composite
Standard Bond (4.8/5)
Tested Environmental Survivability
Industrial Plant Temperature SwingsDust, Grease & Mild FluidsStandard Abrasion & RubbingLong-Term Legend Legibility
Recommended Field & Shop Tools:
i3300 / i5100 Benchtop PrinterM210 / M610 Handheld ToolStandard Thermal Ribbon
Orderable Part Numbers, Packaging & Distributor SKUs
Official Brady SKUs, roll dimensions, package quantities, list pricing, Grainger part numbers, and printer compatibility for B-921.
Popular B-921 Formats
Standard industrial rolls and die-cut sizes with unit cost breakdown#1 Popular Choice
Standard Part
149849
1 in H x 6.5 in W
Pack of 25 Labels
Roll / Pack Total:$77.99 USD
Normalized Unit Cost:$3.12/label
Material Area Cost:$0.48/sq in
#2 Standard Format
Standard Part
149889
1 in H x 6.5 in W
Pack of 25 Labels
Roll / Pack Total:$77.99 USD
Normalized Unit Cost:$3.12/label
Material Area Cost:$0.48/sq in
#3 High Capacity
Standard Part
149870
1 in H x 6.5 in W
Pack of 25 Labels
Roll / Pack Total:$77.99 USD
Normalized Unit Cost:$3.12/label
Material Area Cost:$0.48/sq in
All 8 Orderable Part Numbers
Pricing: $68.99 – $77.99 USD
| Catalog SKU | Dimensions | Packaging / Qty | List Price & Unit Cost | Order MOQ | Compatible Printers | Hardware & Related |
|---|---|---|---|---|---|---|
149849 UPC: 754473613631 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149889 UPC: 754473613525 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149870 UPC: 754473613426 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149848 UPC: 754473613457 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149838 UPC: 754473613556 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149867 UPC: 754473613655 | 1 in H x 6.5 in W | Bag of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149846 UPC: 754473613532 | 1 in H x 6.5 in W | Pack of 25 Labels | $77.99 USD $3.12/label ($311.96/100) $0.48/sq in | 1 PAK Standard Order | ||
149873 UPC: 754473613495 | 2 in H x 3.75 in W | Pack of 25 Labels | $68.99 USD $2.76/label ($275.96/100) $0.37/sq in | 1 PAK Standard Order |
Quality Assurance, Storage & Regulatory Compliance
Standardized engineering guidelines for warehouse storage, application temperature, and agency certifications.
Shelf Life & Warehouse Storage
Expected Shelf Life: 2 Years from receipt
Storage Temperature: Below 80°F (27°C)
Relative Humidity: ≤ 60% RH
Must be stored in original packaging in a climate-controlled warehouse.
Application vs Service Limits
Min Application Temp: 50°F (10°C)
Service Temp Range: -29°C to 82°C (-20°F to 180°F)
Full Cure / Dwell Time: 24 Hours (ASTM D1000)
Clean surface of oil/grease before bonding for maximum peel strength.
Agency Testing & File Directories
UL 969 / 2238: MH10939
UL DirectoryCSA C22.2: Not certified
CSA DirectoryEnvironmental & Safety Standards
RoHS 3 Compliance:2011/65/EU (Pass 2015/863)
REACH Status:SVHC Free (<0.1% w/w)
CA Prop 65:Compliant Notice
Certificates of Conformance (CoC) available on order shipment.
Sponsored Industrial Label Solutions
Industrial Label Printers & Materials
Relevant Technical Equipment & Consumables [Ad Slot spec-mid-B-921]
ASTM Physical & Mechanical Properties
Standardized laboratory test data measured in accordance with ASTM D 1000, ASTM D 2979, and ASTM D 2671.
Thermal Transfer Ribbon Compatibility
Official Brady recommended ribbons engineered for maximum contrast, smear resistance, and UL certification compliance.
Recommended Thermal Transfer
Non-printable hardware, tag, or pre-printed material.
* Note: Testing print permanence with official Brady ribbons is required to maintain UL/CSA agency certification on printed labels.
Chemical & Solvent Resistance Matrix
Standardized dip and rub immersion test observations across industrial fuels, oils, solvents, and cleaners.
Tested per ASTM D 895 / Brady standard dip & rub immersion.
| Chemical Reagent / Solvent | Substrate / Adhesive Effect | Thermal Ribbon Permanence |
|---|---|---|
| 30% Sulfuric Acid NE | Tested | Tested |
| Glacial Acetic Acid F | Tested | Tested |
| 10% Sodium Hydroxide NE | Tested | Tested |
| 10% Ammonia NE | Tested | Tested |
| 5% Sodium Hypochlorite (bleach) NEMEK FA | Tested | Tested |
| Isopropyl Alcohol F | Tested | Tested |
| Mineral Spirits FTurpentine FKerosene FGasoline FDeionized Water NE3% Alconox® NENE | Tested | Tested |
| 30% Sulfuric Acid | Tested | Tested |
| Glacial Acetic Acid | Tested | Tested |
| 10% Sodium Hydroxide | Tested | Tested |
| 10% Ammonia | Tested | Tested |
| 5% Sodium Hypochlorite (bleach) | Tested | Tested |
| Isopropyl Alcohol | Tested | Tested |
| Mineral Spirits | Tested | Tested |
| Deionized Water | Tested | Tested |
| 3% Alconox® | Tested | Tested |
Environmental & Aging Durability Testing
| Environmental Exposure Condition | Observation & Legibility Result |
|---|---|
| Service temperature | -29 to 82 °C |
Verified Target Applications & Use Cases
- Industrial rating plates, asset identification, and electrical component labeling.