If your venue runs wash fixtures as core infrastructure — not as supplemental color fill, but as the primary tool for coverage, color blending, and atmosphere — the Martin MAC Ultra Wash is probably already on your radar. The question is whether B-Stock makes sense for a permanent install.

The short answer: it usually does, and the $3,367 difference between MAP ($16,834.50) and B-Stock MAP ($13,467.60) is real money, especially when you're specifying multiple units.

View the Martin MAC Ultra Wash LED Moving Head Product Page

What the MAC Ultra Wash Is Actually Built For

The MAC Ultra Wash is a fixture designed around long-throw, wide-coverage wash work — the kind of lighting that lives in a permanent rig and gets called on every service, every performance, every event. It's not a spot fixture trying to double as a wash. It's built from the ground up for this specific job.

The output backs that up: 63,500 lumens from a 220 mm front lens, driven by a proprietary 1,150 W, 5,800 K LED engine — an array of 84 × 20 W LEDs. That's meaningful throw in large rooms: a high-ceiling sanctuary, a proscenium theater, a mid-size performing arts center. At 47.5° field angle (wide zoom), you can flood a broad area from trim heights where smaller fixtures start losing punch.

The zoom range tells the rest of the story: 6.8° to 47.5° beam angle, 9° to 62° field angle. That flexibility means a single fixture can key a soloist, wash a choir riser, or saturate a full stage — without changing units or positions.

Why This Fixture Matters Specifically for Worship and Theater

Touring rigs prioritize roadworthiness. A house-of-worship or theater install has a different set of priorities: consistency across years of weekly use, reliable color matching unit-to-unit, and the kind of output that holds up in a room with competing ambient light from windows or house lighting.

The MAC Ultra Wash addresses all three:

• LED lifetime rated at 50,000+ hours minimum, with output staying above 90% of initial brightness after 20,000 hours — that's years of regular weekly use before you see meaningful degradation
• CMY color mixing plus a 6-slot color wheel with Spectral Enhancement Filter — the SEF is specifically designed to push the fixture into deeper, more saturated reds and ambers that pure CMY struggles with; critical for liturgical color work and theatrical drama
• Motorized frost filter and motorized iris — fast control over edge quality and beam hardness from the console, without physically accessing the fixture

For theater, you also get two gobo wheels (one rotating, one static) and an animation wheel. That's not typical for a wash fixture. It means the MAC Ultra Wash can carry beam-shaping and effect duties alongside wash coverage — fewer fixture types in the rig, more flexibility per unit.

The Control Infrastructure Side

Permanent installs almost always involve networked control, and the MAC Ultra Wash is built for it. It supports DMX, RDM, Art-Net, sACN, and Martin P3, with 29 DMX channels at 16-bit precision. Connectivity is handled via XLR for DMX/RDM, etherCON for network, and Neutrik TRUE1 power — all tour-grade connectors that hold up to repeated maintenance cycles.

RDM support matters in a permanent install because it lets your console identify, address, and report on fixtures without physical access — useful when units are flown at 30+ feet. Art-Net and sACN give you IP-based control flexibility for venues already running network-distributed lighting infrastructure.

The fixture also uses 1/4-turn omega bracket mounting with 4.17 in. center-to-center spacing — standard enough that integration into existing truss or ceiling positions is straightforward for most install scenarios.

The Heat Dissipation Reality Check

This is worth flagging honestly: the MAC Ultra Wash puts out 4,950 BTU/hr of heat. For a single fixture, that's manageable. For a rig of six or eight units, it becomes part of your HVAC conversation — especially in an older sanctuary that wasn't designed with high-output moving lights in mind. If your venue has tight climate control constraints, that's a real variable to factor in before specifying quantity.

This isn't a knock on the fixture. Any 1,150 W light engine will produce significant heat. It's just a planning consideration that an honest conversation about this fixture requires.

What B-Stock Means Here

B-Stock on a fixture at this price point follows the same logic as any professional lighting B-Stock: the unit has typically been opened, inspected, or returned — often with cosmetic notes that have nothing to do with optical performance, electronics, or reliability. For a fixture that's going to hang in the air and project light, a scuff on the yoke housing that you'll never see from the floor doesn't affect the show.

At $13,467.60 vs. $16,834.50 new, the B-Stock price represents a genuine equipment-budget conversation. If you're specifying four fixtures, the B-Stock route saves over $13,000 compared to four new-MAP units. That kind of delta funds real infrastructure — cabling, dimming, or control upgrades that actually affect what the audience experiences.

As always: review the specific blemish notes on the listing before purchasing. If the noted condition is cosmetic and the optics and electronics are confirmed functional, you're buying the same fixture at a lower price.

Our Take

If your venue is specifying wash infrastructure that needs to last a decade of regular use, handle large-room throw, and give your LD true color flexibility — the MAC Ultra Wash is a short list fixture. The B-Stock unit at $13,467.60 makes that case even cleaner for venues working against a defined install budget.

If your needs are smaller — a low-ceiling room under 30 feet, a modest weekly schedule, or a tighter budget ceiling — there are wash fixtures that deliver solid results at lower price points. The MAC Ultra Wash is a high-end professional tool. It earns its cost in large rooms with demanding lighting programs. In smaller or simpler installs, you may be buying more fixture than the room calls for.

For the right install — a significant sanctuary, a performing arts theater, a mid-size venue with a serious production program — this is a fixture that belongs in the conversation, and the B-Stock savings make it easier to justify to whoever controls the budget.

View the Martin MAC Ultra Wash LED Moving Head Product Page

Frequently Asked Questions

Is the MAC Ultra Wash a good choice for a house of worship with high ambient light?

Yes, for rooms where ambient light from windows or architectural fixtures competes with the stage. At 63,500 lumens with a 220 mm lens, the MAC Ultra Wash has the output to cut through conditions that would wash out lower-powered fixtures. The zoom range also helps — you can tighten the beam to increase intensity on specific areas when ambient light is a factor.

How does B-Stock affect the warranty on a fixture at this price?

B-Stock units typically carry a modified warranty — review the specific terms listed with the SKU before purchasing. For a permanent install where the fixture is flown and not subject to road handling, warranty terms matter, and it's worth confirming coverage before committing to a quantity order.

Can the MAC Ultra Wash handle both wash and gobo/effect work, or do I still need separate spot fixtures?

It can handle both. The MAC Ultra Wash includes two gobo wheels (one rotating, one static) and an animation wheel alongside its CMY wash capability — more versatility than a pure wash fixture. Whether that replaces dedicated spot fixtures depends on your specific lighting program. For venues with moderate production demands, the MAC Ultra Wash can carry more of the rig's workload than most wash-category fixtures.

What should I know about the heat output before specifying multiple units?

Each MAC Ultra Wash dissipates 4,950 BTU/hr. A rig of six units produces roughly 29,700 BTU/hr of heat load — a meaningful number for venue HVAC planning, particularly in older buildings. Confirm your climate control capacity with your installation contractor before finalizing fixture count, especially for enclosed or low-ventilation ceiling positions.