# EPC-B Hazardous-Location LED Luminaires | Maes Lighting > Compare EPC-B B2, B5, BX and B4 hazardous-location LED luminaires from 40 W to 550 W, including voltage, ambient, mounting and configuration options. Canonical page: https://maeslighting.com/products/explosion-proof-lighting/epc-b Product family · explosion-proof-lighting # EPC-B B-Series hazardous-location LED luminaires. Four housing groups cover selectable 40–300 W configurations and fixed 350–550 W B4 models. Match housing, driver, temperature code and mounting path before ordering. B-Series family rail ## One platform. Four engineering envelopes. B2, B5, BX and B4 are luminaire housings. A1, B1, C1, D1 and I1 are mounting-method codes—not additional luminaires. ↔Swipe or scroll to compare all four housings and ratings. 40 / 60 / 80 W Nominal output 6,400–12,800 lm Body B2 housing group 60 / 80 / 100 W Nominal output 9,600–16,000 lm Body B5 housing group 120 / 150 / 200 W Nominal output 19,200–32,000 lm Body BX housing group 200–550 W Nominal output 33,000–49,500 lm at 200–300 W Body B4 housing group - UL 844 · C1D2 A–D - C2D1 E/F/G - C2D2 F/G - Class III - UL 1598 Wet - UL 1598A Marine Outside - ABS - NEMA 4X - IP66 - IK08 · IK10 with guard Housing selection ## Select the housing before the mounting method. Four housing groups span selectable 40–300 W configurations and fixed B4 configurations through 550 W. ↔Scroll the matrix horizontally to read every published specification column. **EPC-B housing selection matrix** | Housing | Control | Documented wattages | Nominal efficacy | Nominal lumen range | Input voltage | Packing weight | | --- | --- | --- | --- | --- | --- | --- | | B2 | Selectable | 40 / 60 / 80 W | 160 lm/W | 6,400–12,800 lm | 120–347 VAC; 277–480 VAC | 6.4 / 7.1 kg net/gross | | B5 | Selectable | 60 / 80 / 100 W | 160 lm/W | 9,600–16,000 lm | 120–277 VAC; 277–480 VAC | 7.3 / 8.2 kg net/gross | | BX | Selectable | 120 / 150 / 200 W | 160 lm/W | 19,200–32,000 lm | 120–277 VAC; 277–480 VAC | 11.4 / 12.4 kg net/gross | | B4 | Selectable 200–300 W; fixed 350–550 W | 200 / 250 / 300 / 350 / 400 / 500 / 550 W | Up to 165 lm/W for selectable models | 33,000–49,500 lm at 200–300 W; request 350–550 W photometrics | 120–277 VAC; 277–480 VAC (driver varies) | 17.0 / 23.5 kg net/gross | For fixed-output B4 models, request the photometric package for the selected wattage and application. Electrical map ## Driver, voltage band and housing travel together. Match the housing and wattage settings to the required input-voltage range. Maes Lighting will confirm the final driver and catalog number during specification. ↔Scroll the driver map horizontally to compare both voltage ranges. **EPC-B driver and input-voltage map** | Housing / output | Low-voltage driver | 277–480 VAC driver | Selection note | | --- | --- | --- | --- | | B2 · 40/60/80 W | FD-100T-054D · 120–347 VAC | VA-100V-054B | Three selectable settings | | B5 · 60/80/100 W | SS-100VA-56BHL · 120–277 VAC | VA-100V-054B | Three selectable settings | | BX · 120/150/200 W | XLG-240-H-ABL · 120–277 VAC | VA-240V-056B | Three selectable settings | | B4 · 200/250/300 W | ELGC-300-H-AB · 120–277 VAC | HVG-480-48AB | Three selectable settings | | B4 · 350 W | SS-500VP | HVG-480-48AB | Fixed output | | B4 · 400/500/550 W | SS-600VP-56BH | HVG-650-48AB | Fixed output | Temperature code ## Ambient limits belong to a housing and voltage row. T-code and maximum ambient vary across the B-Series. Match the selected row to the site classification, then confirm the exact marking on the ordered luminaire. ↔Scroll horizontally to compare every documented thermal row. **Documented EPC-B temperature-code rows** | Housing / output | Input | Temperature code | Documented ambient | | --- | --- | --- | --- | | B2 | Both voltage bands | T4A | −40 to +55°C | | B5 | 120–277 VAC | T5 | −40 to +60°C | | B5 | 277–480 VAC | T5 | −40 to +55°C | | BX | Both voltage bands | T4A | −40 to +50°C | | B4 · 300/350 W | Both voltage bands | T5 | −40 to +55°C | | B4 · 400 W | 120–277 / 277–480 VAC | T4A | −40 to +55°C / +50°C | | B4 · 500 W | Both voltage bands | T4A | −40 to +50°C | | B4 · 550 W | Both voltage bands | T4A | −40 to +40°C | Performance reference ## Review tested configurations and controls. Published test configurations connect each selectable housing to its wattage settings, driver and supply voltage. **EPC-B tested configurations** | Housing | Catalog identity | Settings tested | Driver and supply | | --- | --- | --- | --- | | B2 | EPC80WB2D50D120PMT10T | 80 / 60 / 40 W | FD-100T-054D · 120 VAC | | B5 | EPC100WB5D50D120V10T | 100 / 80 / 60 W | SS-100VA-56BHL · 120 VAC | | BX | EPC200WBXD50D120X24T | 200 / 150 / 120 W | XLG-240-H-ABL · 120 VAC | | B4 | EPC300WB4D50D120EPG30T | 300 / 250 / 200 W | ELGC-300-H-AB · 120 VAC | Power and CCT selectionSet the controls for the selected housing and driver. Maes Lighting can confirm project-specific setup requirements. 120° distributionRequest the applicable photometric file for the exact housing, wattage and project layout. Mechanical reference ## Compare every housing dimension. Open the engineering drawing at full size to review clearances, cable entry and hardware for the selected housing. B2, B5, BX and B4 dimensionsOpen the complete drawing to compare all four housing envelopes and plan installation clearances. Mounting path ## Five method codes. One luminaire family. A1 ceiling, B1 U-bracket, C1 wall, D1 25-degree pole and I1 pendant describe installation methods. They are not separate EPC-B luminaires. A1 ceiling and B1 U-bracket methodsA1 and B1 are mounting-method codes. Confirm the selected housing, bracket, entry direction and installation clearances. C1, D1 and I1 methods with accessoriesC1 wall, D1 25-degree pole and I1 pendant are installation paths, not separate luminaires. Available accessories are shown for configuration planning. Family details ## Build the right EPC-B configuration. Listings UL 844 Class I Div 2 Groups A–D; Class II Div 1 Groups E,F,G; Class II Div 2 Groups F,G; Class III; UL 1598 Wet; UL 1598A Marine Outside; ABS Environmental IP66; IK08 or IK10 with wire guard; NEMA 4X; 3G vibration; 500-hour salt-spray test Optical 4000K / 5000K / 6500K selectable; CRI >70; 120° beam; up to 165 lm/W nominal by housing Electrical 50/60 Hz; 1–10 V dimming uses a separate DC circuit; input and driver vary by housing Construction Die-cast aluminum housing, clear flat glass, silicone gasket and stainless steel 304 hardware Mounting A1 ceiling, B1 U-bracket, C1 wall, D1 25° pole and I1 pendant; 3/4 in NPT Emergency Optional on B5 and BX; minimum 90 minutes; confirm complete configuration Warranty Five-year fixture warranty; three-year battery-backup warranty Product documentation ## EPC-B specification sheet Review housing options, listings, temperature-code rows, mounting methods and available accessories. [View specification sheet](https://maeslighting.com/assets/docs/epc-b.pdf) [Request a configuration review](https://maeslighting.com/contact-us) Common questions ## Frequently asked questions These answers clarify the selection process without replacing project-specific documentation. **What hazardous-location listings are available for EPC-B?** EPC-B is listed for UL 844 Class I Division 2 Groups A-D, Class II Division 1 Groups E-F-G, Class II Division 2 Groups F-G and Class III, plus UL 1598 Wet, UL 1598A Marine Outside Type, ABS, NEMA 4X, IP66 and 3G vibration. **Which EPC-B wattages are selectable?** B2 offers 40/60/80 W, B5 offers 60/80/100 W, BX offers 120/150/200 W and B4 offers 200/250/300 W. B4 is also available in fixed 350, 400, 500 and 550 W configurations. **How do I select the right EPC-B housing?** Start with the required wattage and lumen package, then match the voltage range, ambient rating, temperature code and mounting method. Maes Lighting can prepare the complete catalog number for the project. **Can Maes Lighting provide photometric files?** Yes. Request the photometric package for the selected housing, wattage and optical configuration during specification review. **Are A1, B1, C1, D1 and I1 separate EPC-B luminaires?** No. They identify ceiling, U-bracket, wall, 25-degree pole and pendant mounting methods for the EPC-B family. --- Maes Lighting — nationwide supplier of certified explosion proof, industrial, high-temperature, food-processing, vapor-tight, high-bay, flood, area, and emergency LED lighting. Headquarters: Broken Arrow, Oklahoma. Sales: (866) 860-6399 Website: https://maeslighting.com